WO2006046466A1 - 画像形成装置、トナーカートリッジ、現像カートリッジ、及び感光体カートリッジ - Google Patents
画像形成装置、トナーカートリッジ、現像カートリッジ、及び感光体カートリッジ Download PDFInfo
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- WO2006046466A1 WO2006046466A1 PCT/JP2005/019313 JP2005019313W WO2006046466A1 WO 2006046466 A1 WO2006046466 A1 WO 2006046466A1 JP 2005019313 W JP2005019313 W JP 2005019313W WO 2006046466 A1 WO2006046466 A1 WO 2006046466A1
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- Prior art keywords
- cartridge
- toner
- image forming
- forming apparatus
- developing
- Prior art date
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Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
- G03G15/0887—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity
- G03G15/0889—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity for agitation or stirring
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
- G03G21/18—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit
- G03G21/1803—Arrangements or disposition of the complete process cartridge or parts thereof
- G03G21/1817—Arrangements or disposition of the complete process cartridge or parts thereof having a submodular arrangement
- G03G21/1821—Arrangements or disposition of the complete process cartridge or parts thereof having a submodular arrangement means for connecting the different parts of the process cartridge, e.g. attachment, positioning of parts with each other, pressure/distance regulation
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
- G03G15/0865—Arrangements for supplying new developer
- G03G15/0867—Arrangements for supplying new developer cylindrical developer cartridges, e.g. toner bottles for the developer replenishing opening
- G03G15/087—Developer cartridges having a longitudinal rotational axis, around which at least one part is rotated when mounting or using the cartridge
- G03G15/0872—Developer cartridges having a longitudinal rotational axis, around which at least one part is rotated when mounting or using the cartridge the developer cartridges being generally horizontally mounted parallel to its longitudinal rotational axis
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
- G03G15/0887—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity
- G03G15/0891—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity for conveying or circulating developer, e.g. augers
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
- G03G21/1604—Arrangement or disposition of the entire apparatus
- G03G21/1623—Means to access the interior of the apparatus
- G03G21/1633—Means to access the interior of the apparatus using doors or covers
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
- G03G21/18—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit
- G03G21/1839—Means for handling the process cartridge in the apparatus body
- G03G21/1842—Means for handling the process cartridge in the apparatus body for guiding and mounting the process cartridge, positioning, alignment, locks
- G03G21/1846—Means for handling the process cartridge in the apparatus body for guiding and mounting the process cartridge, positioning, alignment, locks using a handle for carrying or pulling out of the main machine, legs of casings
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2215/00—Apparatus for electrophotographic processes
- G03G2215/06—Developing structures, details
- G03G2215/066—Toner cartridge or other attachable and detachable container for supplying developer material to replace the used material
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
- G03G2221/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts
- G03G2221/163—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts for the developer unit
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
- G03G2221/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts
- G03G2221/18—Cartridge systems
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
- G03G2221/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts
- G03G2221/18—Cartridge systems
- G03G2221/183—Process cartridge
Definitions
- Image forming apparatus toner cartridge, developing cartridge, and photoreceptor strength
- the present invention relates to a so-called electrophotographic image forming apparatus that forms an image by developing an electrostatic latent image formed on a photoreceptor with toner and adhering it to a sheet, and the image forming apparatus. It relates to a toner cartridge, a developing cartridge, and a photosensitive cartridge.
- a photoconductor cartridge containing a photoconductor, a toner cartridge containing toner, and development for developing an electrostatic latent image formed on the photoconductor with the toner contained in the toner cartridge is devised that is detachably provided with a developing cartridge that contains a developing device.
- the electrostatic latent image is developed by a developing device using toner contained in a toner cartridge, and the toner is applied to a sheet. By attaching it, an image can be formed on the paper.
- Patent Document 1 Japanese Patent Laid-Open No. 4-322260
- the attachment / detachment path of each cartridge that is, the spatial trajectory through which each cartridge passes during attachment / detachment, varies, and the cover needs to be opened largely for attachment / detachment.
- the configuration was complicated.
- the conventional In addition to making each cartridge replaceable, it has been impossible to reduce the size of the apparatus and simplify the structure. Accordingly, the present invention provides an image forming apparatus in which the photosensitive cartridge, the developing cartridge, and the toner cartridge can be individually replaced according to their lifetimes, and achieves downsizing and simple configuration of the apparatus. It was made for the purpose.
- an object of the present invention is to provide a toner cartridge, a developing cartridge, or a photosensitive member cartridge that can be easily separated and replaced as described above.
- the image forming apparatus of the present invention made to achieve the above object includes at least a photosensitive member cartridge containing a photosensitive member, a toner cartridge containing toner, and a toner contained in the toner cartridge.
- An image forming apparatus detachably equipped with a developing cartridge containing a developing device for developing an electrostatic latent image formed on a photosensitive member, wherein each of the force cartridges is shared through a common attaching / detaching path.
- Detachable roller is detachable and is characterized in that each cartridge can be individually separated when at least removed from the main body of the image forming apparatus.
- each cartridge when at least the image forming apparatus main body force is also removed from the photosensitive cartridge, the developing cartridge, and the toner cartridge, each cartridge can be individually separated, and only the cartridge that needs to be replaced. Can be exchanged.
- each cartridge can be attached / detached through a common attachment / detachment route (which means a space as a track here), so that the apparatus does not increase in size and the attachment / detachment opening can be made relatively small. Therefore, the configuration is also simplified. Therefore, in the image forming apparatus of the present invention, the degree of freedom of installation location can be improved and the manufacturing cost can be reduced.
- each cartridge is on the front side (close to the side of the attachment / detachment opening).
- the photosensitive cartridge, the toner cartridge, and the developing cartridge may be detachable one by one in order, but if the image forming apparatus main body can be detachably attached to the image forming apparatus main body, The following effects occur. In this case, when a plurality of cartridges need to be replaced, they can be removed as a single unit, so that the workability such as the replacement is improved.
- the misaligned cartridge when at least the misaligned cartridge is left in the main body of the image forming apparatus and the misaligned cartridge is removable from the main body of the image forming apparatus, the following effects are further obtained. Occurs. In this case, a cartridge that does not need to be replaced can be left in the main body of the image forming apparatus and another cartridge can be replaced. This improves the workability of the replacement and the like.
- the cartridge to be left in the image forming apparatus main body can be selected by operating the operation unit, the following effects are further obtained. Occurs. That is, since the cartridge to be left in the image forming apparatus main body can be selected by operating the operation unit, the workability such as the replacement is further improved.
- the operation unit is a handle for attaching and detaching the cartridge having the operation unit, and the cartridge to be left in the image forming apparatus main body can be selected by moving the position of the handle.
- the following effects are further produced. That is, since the handle also serves as the operation unit, the operation becomes easier and the configuration is simplified.
- the position of the handle includes a position where the cartridges are connected to each other and a position where the cartridges are divided.
- the handle is the image.
- the misaligned cartridges when at least one of the misaligned cartridges remains in the image forming apparatus main body and another misaligned cartridge can be attached to and detached from the main body of the image forming apparatus,
- the image forming apparatus is attached to the image forming apparatus main body, if the toner cartridge, the developing cartridge, and the photosensitive cartridge are arranged in this order from the attachment / detachment opening to the back, the following effects are further produced. That is, in this case, since the cartridges are arranged in the order of frequency of replacement from the front, the workability such as the replacement is further improved.
- a sheet on which the toner that develops the electrostatic latent image formed on the photoconductor is attached to the image forming apparatus main body.
- the paper feed cassette for storing the paper is detachably provided and the attachment / detachment opening is disposed on the side where the paper feed cassette is attached / detached, the following effects are further produced.
- the detachment of the paper feed cassette and the replacement of the cartridge can be performed from the same side, so that the workability such as the replacement is improved.
- any one of the cartridges arranged upstream in the attaching / detaching direction is guided to any one of the cartridges arranged downstream in the attaching / detaching direction.
- the guide for forming is formed, the following effects are further produced.
- the guide causes the cartridge on the upstream side from the cartridge provided with the guide. For this reason, it is easier to attach and detach the cartridge.
- any one of the image forming apparatuses when at least one of the force cartridges includes a drum or a roller, and each cartridge force is detachable in a direction perpendicular to the rotation axis of the drum or roller, Furthermore, the following effects occur.
- the cartridge provided with the drum or roller can be attached and detached with both ends of the rotating shaft as guided portions. For this reason, the configuration of the apparatus can be further simplified and the cartridge can be easily attached and detached.
- the toner cartridge of the present invention configured as described above, it is possible to switch the connection Z separation with the developing cartridge by operating the operation unit, and the operation unit removes the current cartridge. It can be operated while attached to the image forming apparatus main body. Therefore, the toner cartridge of the present invention can be easily replaced only by separating the developer cartridge from the developing cartridge by operating the operation unit.
- the form of the operation unit is not particularly limited, but the operation unit is a handle for attaching and detaching the toner force cartridge, and the developer cartridge is moved by moving the position of the handle. If the Z-division can be switched, the following effects will occur. That is, since the handle also serves as the operation unit, the operation becomes easier and the configuration is simplified. [0025]
- the position of the handle includes a position where the handle is connected to the developing cartridge and a position where the handle is separated from the developing cartridge.
- the handle When the handle is located at the position where the handle is divided, the handle is When the lid portion that closes the toner cartridge attachment / detachment opening of the image forming apparatus main body or the orbit of the member interlocked with the lid portion becomes impossible to close the lid portion, the following effects are further produced. .
- the toner cartridge may be attached / detached in a direction perpendicular to the rotation axis of a roller provided in the developing cartridge, or may be attached / detached in a parallel direction. Thereby, various modifications are possible in the configuration of the toner cartridge and the developing cartridge.
- the toner cartridge of the present invention includes at least a photosensitive cartridge containing a photosensitive member, a toner cartridge containing toner, and a static formed on the photosensitive member with toner contained in the toner cartridge.
- a shaft member comprising a rotation shaft of the agitator or a shaft extending in parallel with the rotation shaft, and the shaft member may be guided by a guide formed in the developing cartridge.
- the toner cartridge is attached and detached by being guided by a guide formed on the developing cartridge with the rotating shaft of the agitator or a shaft member having an axial force extending parallel to the rotating shaft as a guided portion.
- the developing cartridge of the present invention includes at least a photosensitive cartridge containing a photosensitive member, a toner cartridge containing toner, and a static formed on the photosensitive member with toner contained in the toner cartridge.
- a developing cartridge containing a developing device for developing an electrostatic latent image; and a developing cartridge used in an detachable image forming apparatus, the guide for guiding the toner cartridge, and the rotation of the developing roller A shaft member comprising a shaft or a shaft extending in parallel with the rotation shaft, and the shaft member is guided by a guide formed in the photoreceptor force cartridge.
- the developing cartridge of the present invention configured as described above is provided with a guide for guiding the toner cartridge, the toner cartridge can be easily attached to and detached from the developing cartridge.
- the developing cartridge is guided by a guide formed on the photosensitive cartridge, with the rotating shaft of the developing roller or a shaft member having an axial force extending parallel to the rotating shaft as a guided portion. Detachable. Therefore, the developing cartridge of the present invention can be easily attached to and detached from the photosensitive member cartridge without complicating the configuration.
- the photosensitive member cartridge of the present invention includes at least a photosensitive member strength cartridge that stores a photosensitive member, a toner cartridge that stores toner, and a toner that is stored in the toner cartridge.
- the photoconductor cartridge of the present invention configured as described above is provided with a guide for guiding the developing cartridge, so that the developing cartridge can be easily attached to and detached from the photoconductor cartridge.
- the guide is formed in parallel with the direction in which the toner cartridge is attached to and detached from the developing cartridge. Therefore, the guide does not interfere with the attachment / detachment of the toner cartridge to / from the developing cartridge, and the attachment / detachment of the developing cartridge to / from the present invention can be performed from the same direction. Therefore, in the present invention, development Both the attachment and detachment of the toner cartridge to the cartridge and the developing force cartridge to the photosensitive cartridge (the present invention) can be facilitated.
- the toner cartridge, the developing cartridge, and the photosensitive member force cartridge of the present invention is appropriately used with a simple configuration without increasing the size of the apparatus. It is possible to exchange it separately.
- FIG. 1 is a perspective view showing the appearance of a laser printer to which the present invention is applied.
- FIG. 2 is a perspective view showing an operation of opening the lid of the laser printer.
- FIG. 3 is a perspective view showing an operation of pulling out a paper feed cassette of the laser printer.
- FIG. 4 is a longitudinal sectional view showing the internal configuration of the laser printer.
- FIG. 5 is a longitudinal sectional view showing an operation of taking out each cartridge of the laser printer as a unit.
- FIG. 6 is a longitudinal sectional view showing the movement of separating the toner cartridge and the developing cartridge of the laser printer.
- FIG. 7 is a longitudinal sectional view showing an operation of taking out only the toner cartridge of the laser printer.
- FIG. 8 is a longitudinal sectional view showing an operation of taking out the developing cartridge and the toner cartridge of the laser printer together.
- FIG. 9A is an explanatory view showing the structure of the mechanism for switching the connection Z separation between the developing cartridge and the toner cartridge in the divided state.
- FIG. 9B is a view of the support portion of the developing cartridge as viewed from the side of the toner cartridge.
- FIG. 10A is an explanatory diagram showing the configuration of the mechanism for switching the connection Z separation between the developing cartridge and the toner cartridge in the connected state.
- FIG. 10B is a view of the support portion of the developing cartridge as viewed from the side of the toner cartridge.
- FIG. 10C is a view of the toner cartridge as viewed from the support side.
- FIG. 11A is a right side view showing the configuration of the developing cartridge and the toner cartridge.
- FIG. 11B is a front view illustrating the configuration of the developing cartridge and the toner cartridge.
- FIG. 11C is a right side view illustrating the configuration of the developing cartridge and the toner cartridge.
- FIG. 12B is a right side view showing the configuration of the developing cartridge and the photosensitive member cartridge.
- FIG. 12D is a longitudinal sectional view showing the configuration of the developing cartridge and the photoreceptor cartridge.
- FIG. 13 is a longitudinal sectional view showing a state where all cartridges of the laser printer are removed.
- FIG. 15 is a longitudinal sectional view showing the operation of integrally taking out the cartridges of the laser printer.
- FIG. 17A is a longitudinal sectional view showing an operation of dividing the toner cartridge and the developing cartridge of the laser printer.
- FIG. 17B is a longitudinal sectional view showing the operation of rotating the handle directly above to separate the toner cartridge and the developing cartridge of the laser printer.
- FIG. 17C is a longitudinal sectional view showing a state where the toner cartridge and the developing cartridge of the laser printer are separated.
- FIG. 18 is a longitudinal sectional view showing a configuration of a laser printer according to a third embodiment.
- FIG. 19 is a longitudinal sectional view showing an operation of taking out the developing cartridge and the toner cartridge of the laser printer as one body.
- FIG. 20A is a longitudinal sectional view showing an operation of dividing the toner cartridge and the developing cartridge of the laser printer.
- FIG. 20B is a front view showing an operation of dividing the toner cartridge and the developing cartridge of the laser printer.
- FIG. 20C In order to separate the toner cartridge and the developing cartridge of the laser printer, It is a longitudinal cross-sectional view showing the state which rotated the handle just above.
- FIG. 20D is a front view showing a state in which the handle is rotated right up to separate the toner cartridge and the developing cartridge of the laser printer.
- FIG. 20E is a longitudinal sectional view showing a state where the toner cartridge of the laser printer is pulled out from the developing cartridge.
- FIG. 20F is a front view showing a state where the toner cartridge of the laser printer is pulled out from the developing cartridge.
- FIG. 1 is a perspective view showing an appearance of a laser printer 1 as an image forming apparatus to which the present invention is applied.
- the paper cassette 3 is attached to the lower part of the cover 2 that covers the body of the laser printer 1 as well as the outer peripheral force.
- the cover 4 of the cover 2 is provided on the surface).
- the lid 4 is provided with finger hooking portions 4a above both left and right ends, and is configured to be opened to the front with the hinge 4b at the lower end as the center by pulling the finger hooking portions 4a.
- the paper feed cassette 3 is provided so that it can be pulled out toward the front, and the paper feed cassette 3 can be attached to and detached from the laser printer 1 by being pulled out in this way.
- FIG. 4 is a longitudinal sectional view showing the internal configuration of the laser printer 1. 4 corresponds to a cross-sectional view taken along line AA in FIG.
- a support plate 5 urged upward by the panel 6 is provided, and sheets (not shown) held in a stacked manner on the support plate 5 are placed one by one on the front surface side further above the support plate 5.
- a paper feed roller 9 is provided that is separated and fed in the direction of the image forming unit 7.
- the paper transport path from the paper feed roller 9 to the image forming unit 7 transports the paper in cooperation with the paper feed roller 9 and the paper transported by the transport roller 11 is fed.
- a guide 13 that turns back approximately 180 ° along the outer periphery of the roller 9 and a pair of registration rollers 14 and 15 that lock the leading edge of the paper by stopping appropriately and correct the skew of the paper are sequentially arranged. ing.
- the image forming unit 7 includes a photoconductor drum 21 as a photoconductor provided in the photoconductor cartridge 20, and a transfer roller 22 disposed to face the photoconductor drum 21.
- the sheet on which the toner image is formed as will be described later by passing between the optical drum 21 and the transfer roller 22 is supplied to the fixing unit 31.
- the fixing unit 31 the toner image formed on the paper is sandwiched between the heating roller 33 and the pressing roller 35 and thermally fixed, and the paper on which the image is fixed is further conveyed by a pair of conveying rollers 36 and 36.
- the photosensitive cartridge 20 includes a photosensitive drum 21 having a photosensitive layer on its surface in a rotatable manner, and further includes a transfer roller 22 and a scorotron charger 23 that uniformly charges the surface of the photosensitive drum 21. Yes.
- An electrostatic latent image is formed on the surface of the photosensitive drum 21 charged by the scorotron charger 23 by the laser light L incident from the scanner unit 90 through the exposure opening 20a.
- the electrostatic latent image is developed by supplying toner to the surface of the photosensitive drum 21 by a developing roller 41 as an imager provided in the developing cartridge 40 described below.
- the toner attached to the photosensitive drum 21 in this manner is transferred to a sheet passing between the transfer roller 22 and an image is formed on the sheet by the above operation.
- the developing roller 41 is rotatably supported by the developing cartridge 40 as shown in FIG. It contacts the optical drum 21 and is rotated by a mechanism described later.
- the developing cartridge 40 includes a support portion 42 that detachably supports the toner cartridge 60.
- the support portion 42 has an opening 42a through which toner is supplied from the toner cartridge 60 (see FIG. 7). .
- a pair of augers 43, 43 that convey the toner supplied from the opening 42a provided in the central portion in the axial direction to both sides in the axial direction, and the toner conveyed by the augers 43, 43 Are provided to the developing roller 41, and a developing blade 47 that forms a thin layer of toner by frictionally charging the toner attached to the surface of the developing roller 41 by the supply roller 45 is provided.
- an agitator 61 for agitating the supplied toner and supplying it to the developing cartridge 40 side is rotatably provided in the toner cartridge 60.
- the scanner unit 90 includes a polygon mirror 91 that deflects and scans a laser beam L generated by a laser emission unit (not shown), and mirrors 92 2 and 93 that fold the laser beam L deflected to the polygon mirror 91 toward the photosensitive drum 21. And. Further, the f ⁇ lens 95 is fixed to the optical path of the laser beam L from the polygon mirror 91 to the mirror 92, and the cylindrical lens 97 force is fixed to the optical path of the laser beam L from the mirror 92 to the mirror 93.
- the photosensitive cartridge 20 is integrated with the developing cartridge 40 and the toner cartridge 60.
- the laser printer 1 can be taken out from the attachment / detachment opening 2a.
- the attachment / detachment opening 2 a is an opening of the cover 2 that is closed by the lid 4.
- the toner cartridge 60 when the handle 62 of the toner cartridge 60 is rotated upward, the toner cartridge 60 is divided from the developing cartridge 40 as will be described later, and when the handle 62 is further pulled forward. As shown in FIG. 7, only the toner cartridge 60 can be taken out of the main body of the laser printer 1 from the attachment / detachment opening 2a. That is, the attachment / detachment opening 2a is Corresponds to the trough attachment / detachment port.
- the developing cartridge 40 is divided from the photosensitive cartridge 20 as described later, and further, the handle 62 of the toner cartridge 60 is further separated.
- the toner cartridge 60 and the developing cartridge 40 can be taken out of the main body of the laser printer 1 from the attachment / detachment opening 2a if the toner cartridge 60 and the developing cartridge 40 are pulled forward without rotating upward.
- FIG. 9B and FIG. 9C show a state in which the handle 62 of the toner cartridge 60 is disposed at a position rotated upward (hereinafter referred to as a dividing position) as shown in FIG. 9A.
- FIG. 9C is a view of the support 42 of the developing cartridge 40 as viewed from the side of the toner cartridge 60
- FIG. 9C is a view of the toner cartridge 60 viewed from the support 42 side.
- the toner cartridge 60 includes a long cylindrical inner cylinder 63 that accommodates toner therein, and an outer cylinder 64 that is fitted around the center of the inner cylinder 63.
- the outer cylinder 64 is non-rotatably attached to the support portion 42 by engaging a protrusion 64a protruding toward the support portion 42 with a long groove 42b formed on the inner wall surface of the support portion 42.
- the inner cylinder 63 is configured such that the handle 62 described above is integrally formed and can be rotated inside the outer cylinder 64 in accordance with the operation of the handle 62.
- a shirter 48 having a metal plate force is disposed inside the support portion 42.
- the shirt 48 is supported at both ends by rails 42c formed on the inner wall surface of the support portion 42, thereby closing the opening 42a of the support portion 42 as shown in FIG. 9B and above the opening 42a. It is disposed so as to be movable in the inner circumferential direction of the support portion 42 between the positions (see FIG. 10B) that are displaced from each other.
- the shirter 48 moves according to the rotation of the inner cylinder 63, and when the handle 62 is disposed at the dividing position, the shirter 48 blocks the opening 42a as shown in FIGS. 9B and 9C. Arranged in position.
- the long groove 42b described above has a shaft disposed at this position. It is formed so as not to overlap with the cutter 48, and further below it.
- the opening 42a is formed in a rectangular shape that is long in the lateral direction, and a rectangular frame-shaped sponge 49 surrounding the opening 42a is attached to the inner wall surface of the support 42 around the opening 42a.
- An opening 64b having the same shape as the opening 42a is formed in a portion of the outer cylinder 64 that faces the opening 42a when the protrusion 64a is engaged with the long groove 42b.
- a sponge 65 of the same shape as 49 is attached.
- the inner cylinder 63 also has an opening 63b having the same shape as the opening 64b.
- FIG.9C when the handle 62 is disposed at the dividing position, the opening 64b and the opening There is no overlap with 63b. Therefore, the toner inside does not spill when the toner cartridge 60 is removed.
- the sponge 49 and the sponge 65 are in close contact with each other, and the engaging portion 63c formed integrally with the outer peripheral surface of the inner cylinder 63 is engaged with the rail 42c.
- the area around is sealed and toner does not spill outside.
- the engagement between the engaging portion 63c and the rail 42c connects the developing cartridge 40 and the toner cartridge 60, and it is possible to attach and detach them together as described above (see FIG. 8).
- the handle 62 is operated to rotate the inner cylinder 63 to release the engagement between the engaging portion 63c and the rail 42c, thereby separating the developing cartridge 40 and the toner cartridge 60 from each other.
- the toner cartridge 60 can be removed (see FIG. 7).
- a gear 901 that rotates integrally with the agitator 61 is disposed outside one end of the inner cylinder 63, and a driving force is applied to the gear 901 at a position facing the gear 901 of the support portion 42.
- the gear 902 for transmitting is exposed.
- the rotation shaft 903 of the gear 901 protrudes left and right as shown in FIG. 10C, and guide grooves 42 d for guiding the rotation shaft 903 are formed on the left and right end surfaces of the support portion 42.
- FIG. 11B is a view of the developing cartridge 40 and the toner cartridge 60 viewed from the front side when the handle 62 is disposed at the coupling position as shown in FIG. 11A
- FIG. 1C is a view of the developing cartridge 40 and the toner cartridge 60 as viewed from the front side when the handle 62 is disposed at the dividing position as shown in 1C.
- FIG. 11B is a view of the developing cartridge 40 and the toner cartridge 60 viewed from the front side when the handle 62 is disposed at the coupling position as shown in FIG. 11A
- FIG. 1C is a view of the developing cartridge 40 and the toner cartridge 60 as viewed from the front side when the handle 62 is disposed at the dividing position as shown in 1C.
- an opening 64d is formed on the front side of the outer cylinder 64 to allow the handle 62 to pass therethrough as described above.
- a pair of panel receiving portions 66, 66 whose center in the circumferential direction is recessed are formed on the left and right on the surface of the inner cylinder 63 slightly above both sides of the handle 62.
- a pair of pressing members 71 and 71 urged in a protruding direction by a panel are disposed on the inner surface of the lid portion 4, and the panel receiving portions 66 and 66 close the lid portion 4. When pressed, it receives a pressing force from the pressing members 71, 71.
- each cartridge 20, 40, 60 is securely fixed in the apparatus. Further, an interference member 72 protrudes between the pressing members 71 and 71, and if the handle 62 is not disposed at the coupling position, the handle 62 and the interference member 72 may interfere with each other to close the lid portion 4.
- FIG. 12A is a right side view showing the configuration of the photoreceptor cartridge 20
- FIG. 12B is a right side view showing the configuration of the developing cartridge 40 and the toner cartridge 60
- FIG. 12C is the developing cartridge 40 and the toner cartridge.
- FIG. 12D is a longitudinal sectional view showing the configuration of the developing cartridge 40 and the toner cartridge 60.
- the handle 25 of the photoconductor cartridge 20 is fixed to the photoconductor cartridge 20 via the plate panel 26.
- the plate panel 26 has a bent portion 26a bent in a stepped upward direction in the middle, and when the developing cartridge 40 is mounted on the photosensitive cartridge 20, the lower edge 42e (see FIG. 12D), the photoconductive cartridge 20 and the developing cartridge 40 are connected by the engagement of the bent portion 26a. Therefore, when the handle 25 is pushed down as described above (see FIG. 8), the engagement between the bent portion 26a and the lower end edge 42e is released, and the developing cartridge 40 can be attached to and detached from the photoconductor cartridge 20. Become.
- the rotation shaft 905 of the developing roller 41 protrudes from the developing cartridge 40 in the left-right direction, and the photosensitive cartridge 20 is formed with guide grooves 20b into which the rotation shaft 905 is fitted on both left and right end surfaces. ing. For this reason, when the developing cartridge 40 is attached to and detached from the photoreceptor cartridge 20 while both ends of the rotating shaft 905 are fitted in the guide grooves 20b, the attachment and detachment is facilitated.
- a gear 907 provided on the photosensitive cartridge 20 and rotating integrally with the photosensitive drum 21 is a gear 999 provided on the apparatus main body (see FIG. 13).
- a gear 908 provided in the developing cartridge 40 and rotating integrally with the developing roller 41 is connected to a gear 911 rotating integrally with a drive shaft 910 provided on the right side surface of the developing cartridge 40 as shown in FIG. 12B.
- the gear 911 also meshes with a gear 912 that rotates together with the supply roller 45. Therefore, the driving force transmitted to the gear 999 is transmitted to the photosensitive drum 21, and the driving force transmitted to the drive shaft 910 as described later is transmitted to the supply roller 45 and the developing roller 41, respectively.
- a driving shaft 920 is provided on the left side surface of the developing cartridge 40, and the driving shaft 920 rotates integrally with the gear 902 described above.
- the gear 902 also meshes with a pair of gears 921 and 921 that rotate together with the pair of oranges 43 and 43. For this reason, when the driving force is transmitted to the driving shaft 920 of the developing cartridge 40 to which the toner cartridge 60 is connected, the driving force can be further transmitted to the agitator 61 and the pair of augers 43 and 43.
- FIG. 13 is a longitudinal sectional view showing the laser printer 1 with all the cartridges 20, 40, 60 removed.
- guide members 73 and 73 for guiding the photosensitive cartridge 20 and the developing cartridge 40 are provided on the left and right inner wall surfaces (only the left side is shown in FIG. 13) of the cover 2.
- the guide members 73 and 73 are provided with both ends of a rotation shaft 922 (see FIG. 12A) of the photosensitive drum 21 and substantially linear guide grooves 73a and 73a for guiding the drive shaft 910 or 920 described above. Yes.
- a driving force from a main motor (not shown) provided in the main body of the laser printer 1 is transmitted to the positions of the guide grooves 73a and 73a facing the drive shafts 910 and 920 when the developing cartridge 40 is mounted.
- Drive shafts 930 and 930 are provided so that they can appear and retract. [0068] As shown in FIGS. 12B and 12C, the drive shafts 910 and 920 are both configured in a hollow cylindrical shape, and a pair of protrusions 910a, 910a, or 920a, 9 are formed at positions facing the inner wall at 180 °. 20a is provided.
- the photosensitive member cartridge 20, the developing cartridge 40, and the toner cartridge 60 can be taken out and replaced together (see FIG. 5). Either the toner cartridge 60 alone can be removed and replaced (see FIG. 8), or only the toner cartridge 60 can be removed and replaced (see FIG. 7), as desired. For this reason, it is possible to efficiently replace the cartridges 20, 40, and 60, and it is possible to replace only the cartridge that needs to be replaced.
- the life of the photosensitive cartridge 20 is 50,000 sheets, whereas the developing cartridge 40 is 20,000 sheets, and the toner cartridge 60 is about 3,000.
- the basis for these lifetimes is due to the following events.
- the toner adhering to the developing roller 41 scrapes the photosensitive layer of the photosensitive drum 21 like an abrasive, and the charging characteristics deteriorate with age.
- the photosensitive drum 21 cannot withstand use after printing about 50,000 sheets.
- the developing roller 41 cannot exert its performance when printing about 20,000 sheets of A4 paper due to friction with the supply roller 45 and friction with the developing blade 47.
- Toner cartridge 60 contains enough toner to print on 3000 pages of A4 paper!
- each cartridge 20, 40, 60 can be attached and detached from the common attachment / detachment opening 2a through a common attachment / detachment path, the apparatus does not increase in size and the attachment / detachment opening 2a can be made relatively small.
- the configuration is also simplified. Therefore, in the laser printer 1 of the present embodiment, the degree of freedom of installation location can be improved and the manufacturing cost can be reduced.
- the attachment / detachment opening 2a is provided on the front side, and the front side is also the side to which the paper feed cassette 3 is attached / detached, the cartridges 20, 40, 60 can be attached / detached more easily.
- the force for attaching / detaching the cartridges 20, 40, 60 along the substantially linear guide groove 73a even if the attachment / detachment path of the cartridges 20, 40, 60 is bent. Good.
- the attachment / detachment path is substantially linear, the attachment / detachment of the cartridges 20, 40, 60 is further facilitated.
- the lid 4 cannot be closed unless the handle 62 of the toner cartridge 60 is disposed at the coupling position. Therefore, it is possible to prevent an erroneous operation such as instructing driving while the developing cartridge 40 and the toner cartridge 60 are separated.
- the handle 62 is not covered by a member provided directly on the lid part 4 such as the interference member 72, and the handle 62 directly interferes with the track of any member linked to the lid part 4, thereby In this case, the same effect can be obtained even if blockage of 4 is impossible.
- FIG. 14 is a longitudinal sectional view showing a configuration of a laser printer 101 as a second embodiment of the present invention.
- the same reference numerals as those used in FIGS. 1 to 13 are attached to the parts configured in the same manner as the laser printer 1 of the first embodiment, and the detailed description thereof will be omitted. Description is omitted.
- the photosensitive cartridge 120 when the lid 4 is opened and the handle 25 of the photosensitive cartridge 120 is pulled forward, the photosensitive cartridge 120 is integrated with the developing cartridge 140 and the toner cartridge 160 as shown in FIG.
- the laser printer 101 can be taken out from the attachment / detachment port 2a.
- the toner cartridge 160 is attached and detached as follows.
- FIG. 17A shows the developing cartridge 140 and the toner force cartridge 160 taken out as shown in FIG.
- the connection Z separation between the developing cartridge 140 and the toner cartridge 160 is switched by a mechanism similar to that of the laser printer 1, and both are separated when the handle 162 is rotated upward as shown in FIG. 17B.
- the toner cartridge 160 is pulled up by holding the handle 162, it can be separated from the developing cartridge 140 as shown in FIG. 17C, and the toner cartridge 160 can be replaced.
- the handle 162 interferes with the scanner unit 90 and the like. Therefore, also in this embodiment, it is possible to prevent the apparatus from being driven while the developing cartridge 140 and the toner cartridge 160 are separated.
- FIG. 18 is a longitudinal sectional view showing the configuration of a laser printer 201 as the third embodiment of the invention.
- the laser printer 201 uses toner provided in the developing cartridge 240.
- the support portion 242 of the cartridge 260 is different from the laser printer 1 in that the support portion 242 of the cartridge 260 is formed in a cylindrical shape surrounding the outer periphery of the toner cartridge 260.
- the support 242 is provided with a hole 242e (see FIG. 19) in the same manner as the laser printer 101, and the plate panel 226 that connects the handle 25 to the photosensitive cartridge 220 is provided with this hole 242e.
- a protrusion 226a is provided to be fitted to the.
- the handle 262 of the toner cartridge 260 is disposed at the upper portion of the toner cartridge 260 even when disposed at the coupling position shown in FIG. 18, and the force is also as shown in FIGS. 20A to 20F described later. It protrudes from the left end of the support part 242 (the right end of the force). Further, the lid 4 is provided with a pressing member 271 that directly presses the front end surface of the support portion 242, and the panel receiving portion 66 and the interference member 72 are not provided as in the laser printer 101.
- this laser printer 201 when the lid 4 is opened and the handle 25 of the photosensitive cartridge 220 is pulled forward, the photosensitive cartridge 220, the developing cartridge 240, and the toner cartridge 260 are integrated into the laser printer from the attachment / detachment port 2a. 201 can be taken out of the main body of the apparatus.
- FIGS. 20A and 20B A longitudinal sectional view and a front view of the developing cartridge 240 and the toner cartridge 260 thus taken out are shown in FIGS. 20A and 20B.
- the connection Z separation between the developing cartridge 240 and the toner cartridge 260 is also switched by the same mechanism as that of the laser printer 1, and both are separated when the handle 262 is rotated directly upward as shown in FIGS. 20C and 20D.
- the toner cartridge 260 can be replaced as shown in FIGS. 20E and 20F.
- the handles 25, 62, 162, and 262 correspond to the operation portion, and the guide grooves 20b and 42d force to the S guide, respectively.
- the present invention is not limited to the above-described embodiment, and can be implemented in various forms without departing from the gist of the present invention.
- the photosensitive cartridge, developer cartridge, and toner cartridge can be taken out of the main body of the device and They may be separated separately.
- the force that guides the rotating shafts 903 and 905 by the guide grooves 42b and 20b is provided on the toner cartridge 60 or the developing cartridge 40 with a shaft member that also has an axial force parallel to the rotating shaft 903 or 905. Then, the shaft member may be guided in the same manner as the rotating shafts 903 and 905.
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Electrophotography Configuration And Component (AREA)
- Dry Development In Electrophotography (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/666,604 US8478163B2 (en) | 2004-10-29 | 2005-10-20 | Image forming device, toner cartridge, developer cartridge, and image bearing member cartridge |
EP05795855.5A EP1806634B1 (en) | 2004-10-29 | 2005-10-20 | Image forming device |
CN2005800373877A CN101057187B (zh) | 2004-10-29 | 2005-10-20 | 图像形成设备、色粉盒、显影盒和图像承载构件盒 |
US13/930,203 US10073381B2 (en) | 2004-10-29 | 2013-06-28 | Image forming device having toner unit, developer unit, and image bearing unit |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2004315768A JP2008032755A (ja) | 2004-10-29 | 2004-10-29 | 画像形成装置、トナーカートリッジ、現像カートリッジ、及び感光体カートリッジ |
JP2004-315768 | 2004-10-29 |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
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US11/666,604 A-371-Of-International US8478163B2 (en) | 2004-10-29 | 2005-10-20 | Image forming device, toner cartridge, developer cartridge, and image bearing member cartridge |
US13/930,203 Continuation US10073381B2 (en) | 2004-10-29 | 2013-06-28 | Image forming device having toner unit, developer unit, and image bearing unit |
Publications (1)
Publication Number | Publication Date |
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WO2006046466A1 true WO2006046466A1 (ja) | 2006-05-04 |
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US (2) | US8478163B2 (ja) |
EP (2) | EP1806634B1 (ja) |
JP (1) | JP2008032755A (ja) |
CN (1) | CN101057187B (ja) |
WO (1) | WO2006046466A1 (ja) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8005397B2 (en) | 2007-05-31 | 2011-08-23 | Brother Kogyo Kabushiki Kaisha | Image forming apparatus |
JP4821884B2 (ja) * | 2009-05-29 | 2011-11-24 | ブラザー工業株式会社 | 画像形成装置の構成ユニットおよび現像ユニット |
JP5045766B2 (ja) * | 2010-01-22 | 2012-10-10 | ブラザー工業株式会社 | 画像形成装置 |
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JP5093272B2 (ja) * | 2010-03-18 | 2012-12-12 | ブラザー工業株式会社 | プロセスカートリッジ及び画像形成装置 |
JP5182313B2 (ja) | 2010-03-24 | 2013-04-17 | ブラザー工業株式会社 | プロセスカートリッジ |
JP4985819B2 (ja) * | 2010-05-17 | 2012-07-25 | ブラザー工業株式会社 | 画像形成装置 |
JP5177179B2 (ja) | 2010-06-03 | 2013-04-03 | ブラザー工業株式会社 | 画像形成装置 |
JP5177178B2 (ja) * | 2010-06-03 | 2013-04-03 | ブラザー工業株式会社 | 画像形成装置 |
US9058017B2 (en) | 2013-01-24 | 2015-06-16 | Samsung Electronics Co., Ltd. | Electrophotographic image forming apparatus and development cartridge |
US9182739B2 (en) | 2013-01-24 | 2015-11-10 | Samsung Electronics Co., Ltd. | Electrophotographic image forming apparatus |
US9042773B2 (en) * | 2013-01-24 | 2015-05-26 | Samsung Electronics Co., Ltd. | Electrophotographic image forming apparatus and development cartridge |
US9104169B2 (en) | 2013-01-24 | 2015-08-11 | Samsung Electronics Co., Ltd. | Electrophotographic image forming apparatus |
US9256198B2 (en) | 2013-01-24 | 2016-02-09 | Samsung Electronics Co., Ltd. | Electrophotographic image forming apparatus and development cartridge |
JP6197310B2 (ja) * | 2013-03-01 | 2017-09-20 | ブラザー工業株式会社 | 画像形成装置 |
JP2014191310A (ja) * | 2013-03-28 | 2014-10-06 | Brother Ind Ltd | 現像ローラおよび現像装置 |
JP6223200B2 (ja) * | 2014-01-21 | 2017-11-01 | キヤノン株式会社 | 感光体カートリッジ及び画像形成装置 |
JP2015184576A (ja) * | 2014-03-25 | 2015-10-22 | 富士ゼロックス株式会社 | 収容容器、記録材供給装置および画像形成装置 |
JP6098567B2 (ja) * | 2014-03-28 | 2017-03-22 | ブラザー工業株式会社 | 画像形成装置 |
US9377751B2 (en) | 2014-03-31 | 2016-06-28 | Brother Kogyo Kabushiki Kaisha | Image forming apparatus having developer cartridge rotatable between first and second positions |
JP6394168B2 (ja) * | 2014-08-08 | 2018-09-26 | ブラザー工業株式会社 | 画像形成装置 |
JP6582450B2 (ja) * | 2015-03-10 | 2019-10-02 | 富士ゼロックス株式会社 | 画像形成装置 |
JP6452542B2 (ja) * | 2015-05-14 | 2019-01-16 | キヤノン株式会社 | 情報処理装置、情報処理方法及びプログラム |
USD781376S1 (en) * | 2015-08-27 | 2017-03-14 | Panasonic Intellectual Property Management Co., Ltd. | Toner cartridge |
JP2017102150A (ja) | 2015-11-30 | 2017-06-08 | ブラザー工業株式会社 | 画像形成装置 |
JP6631215B2 (ja) | 2015-12-07 | 2020-01-15 | ブラザー工業株式会社 | 画像形成装置 |
JP6821984B2 (ja) * | 2016-07-15 | 2021-01-27 | ブラザー工業株式会社 | ドラムカートリッジ |
CN108227444B (zh) * | 2016-12-14 | 2020-04-07 | 珠海赛纳打印科技股份有限公司 | 显影盒、处理盒及使用该处理盒的图像形成装置 |
JP7030443B2 (ja) * | 2017-08-07 | 2022-03-07 | キヤノン株式会社 | 画像形成装置およびその制御方法 |
JP6977406B2 (ja) | 2017-09-04 | 2021-12-08 | ブラザー工業株式会社 | プロセスカートリッジ |
JP7275561B2 (ja) * | 2018-12-18 | 2023-05-18 | 富士フイルムビジネスイノベーション株式会社 | 回転装置及び画像形成装置 |
CN110426931B (zh) * | 2019-08-13 | 2022-04-19 | 珠海盛威电子科技有限公司 | 一种显影盒及处理盒 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0535002A (ja) * | 1991-07-29 | 1993-02-12 | Oki Electric Ind Co Ltd | 電子写真印刷装置 |
JPH0635244A (ja) * | 1992-07-17 | 1994-02-10 | Brother Ind Ltd | 電子写真画像形成装置 |
JPH0635321A (ja) * | 1992-07-17 | 1994-02-10 | Ricoh Co Ltd | 電子写真記録装置 |
JPH0675440A (ja) * | 1992-08-27 | 1994-03-18 | Brother Ind Ltd | 画像記録装置 |
JPH06110262A (ja) * | 1992-09-28 | 1994-04-22 | Fujitsu Ltd | 画像形成装置 |
JPH0981000A (ja) * | 1995-09-08 | 1997-03-28 | Ricoh Co Ltd | 画像形成装置 |
JPH11272054A (ja) * | 1998-03-23 | 1999-10-08 | Seiko Epson Corp | 現像装置 |
JP2002108170A (ja) * | 2000-09-29 | 2002-04-10 | Ricoh Co Ltd | 画像形成装置 |
JP2004021059A (ja) * | 2002-06-19 | 2004-01-22 | Canon Inc | プロセスカートリッジ及び画像形成装置 |
Family Cites Families (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03256056A (ja) | 1990-03-06 | 1991-11-14 | Matsushita Electric Ind Co Ltd | 画像記録装置 |
JPH04322260A (ja) | 1991-04-23 | 1992-11-12 | Matsushita Electric Ind Co Ltd | 画像記録装置 |
JP2564128Y2 (ja) * | 1991-09-25 | 1998-03-04 | カシオ電子工業株式会社 | 画像形成ユニット |
JP2895335B2 (ja) | 1993-01-26 | 1999-05-24 | シャープ株式会社 | 画像形成装置 |
DE69427414T2 (de) * | 1993-01-26 | 2002-04-18 | Sharp K.K., Osaka | Bilderzeugungsgerät |
US5331378A (en) * | 1993-07-29 | 1994-07-19 | Lexmark International, Inc. | Toner cartridge with independent driven systems |
JPH0772779A (ja) | 1993-09-06 | 1995-03-17 | Sharp Corp | 画像読取印画装置 |
JP3044997B2 (ja) * | 1994-02-16 | 2000-05-22 | ブラザー工業株式会社 | 画像形成装置における現像装置 |
JPH07271162A (ja) * | 1994-03-29 | 1995-10-20 | Matsushita Electric Ind Co Ltd | 画像形成装置 |
JPH07181770A (ja) | 1994-06-20 | 1995-07-21 | Ricoh Co Ltd | 作像装置 |
JP3323648B2 (ja) * | 1994-06-27 | 2002-09-09 | キヤノン株式会社 | 画像形成装置 |
JPH0815971A (ja) * | 1994-06-30 | 1996-01-19 | Matsushita Electric Ind Co Ltd | 画像形成装置 |
JPH0980992A (ja) * | 1995-09-14 | 1997-03-28 | Ricoh Co Ltd | 感光体マガジンを有する画像形成装置の制御方式 |
JPH09319200A (ja) * | 1996-05-27 | 1997-12-12 | Brother Ind Ltd | 画像形成装置におけるトナー供給装置 |
JP3948155B2 (ja) | 1999-03-19 | 2007-07-25 | ブラザー工業株式会社 | プロセスカートリッジおよび画像形成装置 |
JP3338024B2 (ja) * | 1999-09-27 | 2002-10-28 | キヤノン株式会社 | 取っ手、プロセスカートリッジ、取っ手取り付け方法、及び、電子写真画像形成装置 |
JP3985405B2 (ja) * | 1999-12-02 | 2007-10-03 | ブラザー工業株式会社 | 画像形成装置 |
JP2001188457A (ja) * | 1999-12-28 | 2001-07-10 | Canon Inc | 現像カートリッジ及びプロセスカートリッジ及び電子写真画像形成装置 |
JP2001249478A (ja) | 2000-03-02 | 2001-09-14 | Fuji Xerox Co Ltd | 画像形成装置、プロセスカートリッジ、及びそれらの再生方法 |
JP2001350339A (ja) * | 2000-06-02 | 2001-12-21 | Brother Ind Ltd | 現像カートリッジおよび画像形成装置 |
EP1752837B1 (en) | 2000-09-26 | 2015-03-11 | Ricoh Company, Ltd. | Image forming apparatus |
US6751428B2 (en) * | 2001-09-13 | 2004-06-15 | Brother Kogyo Kabushiki Kaisha | Image forming device and detachably loaded process unit |
JP3534104B2 (ja) * | 2001-12-20 | 2004-06-07 | 富士ゼロックス株式会社 | 画像形成装置及びこれに用いられるプロセスカートリッジ、現像装置 |
JP4366045B2 (ja) * | 2002-06-19 | 2009-11-18 | キヤノン株式会社 | プロセスユニット及び画像形成装置 |
US6934492B2 (en) * | 2002-06-19 | 2005-08-23 | Canon Kabushiki Kaisha | Toner supply container, image formation unit and image forming apparatus |
US6678489B1 (en) * | 2002-07-15 | 2004-01-13 | Lexmark International, Inc. | Two part cartridges with force biasing by printer |
US6871031B2 (en) * | 2003-03-20 | 2005-03-22 | Lexmark International, Inc. | Coupling mechanism for a two piece printer cartridge |
JP4193545B2 (ja) * | 2003-03-31 | 2008-12-10 | ブラザー工業株式会社 | 画像形成装置 |
-
2004
- 2004-10-29 JP JP2004315768A patent/JP2008032755A/ja active Pending
-
2005
- 2005-10-20 EP EP05795855.5A patent/EP1806634B1/en not_active Not-in-force
- 2005-10-20 WO PCT/JP2005/019313 patent/WO2006046466A1/ja active Application Filing
- 2005-10-20 US US11/666,604 patent/US8478163B2/en active Active
- 2005-10-20 CN CN2005800373877A patent/CN101057187B/zh active Active
- 2005-10-20 EP EP14176689.9A patent/EP2816422B1/en not_active Not-in-force
-
2013
- 2013-06-28 US US13/930,203 patent/US10073381B2/en active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0535002A (ja) * | 1991-07-29 | 1993-02-12 | Oki Electric Ind Co Ltd | 電子写真印刷装置 |
JPH0635244A (ja) * | 1992-07-17 | 1994-02-10 | Brother Ind Ltd | 電子写真画像形成装置 |
JPH0635321A (ja) * | 1992-07-17 | 1994-02-10 | Ricoh Co Ltd | 電子写真記録装置 |
JPH0675440A (ja) * | 1992-08-27 | 1994-03-18 | Brother Ind Ltd | 画像記録装置 |
JPH06110262A (ja) * | 1992-09-28 | 1994-04-22 | Fujitsu Ltd | 画像形成装置 |
JPH0981000A (ja) * | 1995-09-08 | 1997-03-28 | Ricoh Co Ltd | 画像形成装置 |
JPH11272054A (ja) * | 1998-03-23 | 1999-10-08 | Seiko Epson Corp | 現像装置 |
JP2002108170A (ja) * | 2000-09-29 | 2002-04-10 | Ricoh Co Ltd | 画像形成装置 |
JP2004021059A (ja) * | 2002-06-19 | 2004-01-22 | Canon Inc | プロセスカートリッジ及び画像形成装置 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1806634A4 * |
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US8478163B2 (en) | 2013-07-02 |
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CN101057187B (zh) | 2011-04-06 |
EP2816422A1 (en) | 2014-12-24 |
US10073381B2 (en) | 2018-09-11 |
EP1806634A1 (en) | 2007-07-11 |
EP1806634A4 (en) | 2011-06-29 |
US20090180802A1 (en) | 2009-07-16 |
US20130302067A1 (en) | 2013-11-14 |
EP2816422B1 (en) | 2016-12-21 |
JP2008032755A (ja) | 2008-02-14 |
CN101057187A (zh) | 2007-10-17 |
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