CN108514374B - Vacuum cleaner and its pipe connection assembly - Google Patents
Vacuum cleaner and its pipe connection assembly Download PDFInfo
- Publication number
- CN108514374B CN108514374B CN201810594699.7A CN201810594699A CN108514374B CN 108514374 B CN108514374 B CN 108514374B CN 201810594699 A CN201810594699 A CN 201810594699A CN 108514374 B CN108514374 B CN 108514374B
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- Prior art keywords
- pipe
- arc
- shaped
- vacuum cleaner
- connecting pipe
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000428 dust Substances 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 3
- 210000003811 finger Anatomy 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 3
- 210000004247 hand Anatomy 0.000 claims description 3
- 210000003813 thumb Anatomy 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 abstract description 8
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 239000002131 composite material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010407 vacuum cleaning Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L5/00—Structural features of suction cleaners
- A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
- A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
- A47L5/24—Hand-supported suction cleaners
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/24—Hoses or pipes; Hose or pipe couplings
- A47L9/242—Hose or pipe couplings
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/24—Hoses or pipes; Hose or pipe couplings
- A47L9/248—Parts, details or accessories of hoses or pipes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electric Vacuum Cleaner (AREA)
Abstract
本发明公开一种真空吸尘器及其管连接组件，属于清洁设备技术领域，解决现有技术中吸尘器主体和吸尘器头在弯折以将吸尘器收纳起来时用户不便握持或托举的技术问题，本案的真空吸尘器包括手持式吸尘器主机、吸头以及连接在二者之间的管连接组件，管连接组件包括第一连接管、第二连接管以及弧形组合管，弧形组合管包括多个依次接通的硬质弧形短管，本案通过设置管连接组件，使得吸尘器在收纳时，弧形组合管至少有部分形成供用户手部握持的弧形手把，便于用户在将手持式吸尘器主机和吸头弯折以将吸尘器收纳起来时仍然可以通过管连接组件形成的弧形手把来托举或握持吸尘器，便于吸尘器的收纳。
The present invention discloses a vacuum cleaner and a pipe connecting assembly thereof, which belongs to the technical field of cleaning equipment, and solves the technical problem in the prior art that it is inconvenient for a user to hold or lift a vacuum cleaner body and a vacuum cleaner head when the vacuum cleaner body and the vacuum cleaner head are bent to be stored. The vacuum cleaner in this case comprises a handheld vacuum cleaner main body, a suction head and a pipe connecting assembly connected therebetween, the pipe connecting assembly comprising a first connecting pipe, a second connecting pipe and an arc-shaped combined pipe, the arc-shaped combined pipe comprising a plurality of hard arc-shaped short pipes connected in sequence, and in this case, by arranging the pipe connecting assembly, when the vacuum cleaner is stored, at least a portion of the arc-shaped combined pipe forms an arc-shaped handle for the user to hold, so that when the user bends the handheld vacuum cleaner main body and the suction head to store the vacuum cleaner, the user can still lift or hold the vacuum cleaner through the arc-shaped handle formed by the pipe connecting assembly, thereby facilitating the storage of the vacuum cleaner.
Description
Technical Field
The invention relates to the technical field of cleaning equipment, in particular to a vacuum cleaner and a pipe connecting assembly for connecting a cleaner host and a suction head.
Background
Chinese patent application publication No. CN107969989a discloses a "vacuum cleaning apparatus with a collapsible wand to provide a storage configuration", the apparatus comprising a wand having a first end coupled to a vacuum unit and a second end coupled to a vacuum head or a surface cleaning head. The wand defines an air passage for allowing air to pass through the surface cleaning head to the vacuum unit and includes a flexible air passage along at least a portion of the wand. The wand also includes a plurality of sections pivotally connected together so that the wand can be folded approximately 180 ° in a forward direction until the vacuum unit is positioned adjacent the top of the surface cleaning head, thereby providing a storage configuration. However, the above construction makes it inconvenient for the user to hold or lift the cleaner to store the cleaner when the vacuum unit and the surface cleaning head are bent to 180 ° because the handle portion is on one side of the vacuum unit.
Disclosure of Invention
In order to solve the above technical problems, an object of the present invention is to provide a pipe connection assembly that is convenient for a user to hold or lift and a vacuum cleaner using the same.
In order to achieve the above object, the present invention adopts the following first technical scheme:
a pipe connection assembly, said pipe connection assembly comprising:
a first connection pipe;
The second connecting pipe can rotate around a rotation axis relative to the first connecting pipe, the rotation angle of the second connecting pipe around the rotation axis is more than or equal to 130 degrees, and the pipe connecting assembly is provided with a first working state in which the first connecting pipe and the second connecting pipe are mutually far away and a second working state in which the first connecting pipe and the second connecting pipe are mutually close;
The arc-shaped combined pipe is arranged between the first connecting pipe and the second connecting pipe, the arc-shaped combined pipe comprises a plurality of hard arc short pipes which are sequentially communicated, the arc-shaped combined pipe is provided with a first end and a second end, the first end is fixedly arranged with the first connecting pipe, the second end is fixedly arranged with the second connecting pipe, and the first connecting pipe, the arc-shaped combined pipe and the second connecting pipe are in fluid communication all the time;
when the pipe connecting assembly is in the second working state, the first connecting pipe and the second connecting pipe are positioned on one side of the arc-shaped combined pipe, and the arc-shaped combined pipe arches towards the direction away from the first connecting pipe and the second connecting pipe and forms an arc-shaped handle for holding by hands of a user.
In the above technical solution, preferably, a plurality of arc short pipes are distributed on the same circumference, the center of the circumference falls on the rotation axis, one of the two arc short pipes which are connected adjacently can rotate around the rotation axis relative to the other arc short pipe, and in the rotation process, one arc short pipe can slide in and slide out from the other arc short pipe.
In the above technical scheme, preferably, the arc-shaped combined pipe comprises a first arc-shaped short pipe, a second arc-shaped short pipe and a third arc-shaped short pipe which are sleeved in sequence, wherein the first arc-shaped short pipe and the first connecting pipe are fixedly arranged, and the third arc-shaped short pipe and the second connecting pipe are fixedly arranged.
In the above technical solution, preferably, the first connecting pipe is integrally formed with the first arc-shaped short pipe.
In the above technical solution, preferably, the second connecting pipe is integrally formed with the third arc-shaped short pipe.
In the above technical solution, preferably, the pipe connection assembly includes a first hinge member fixedly disposed with the first connection pipe and a second hinge member fixedly disposed with the second connection pipe, the first hinge member and the second hinge member are hinged with each other through a hinge shaft, and an axis of the hinge shaft coincides with the axis of the rotation shaft.
In the above technical solution, preferably, when the pipe connection assembly is in the second working state, a holding space for holding four fingers of the user except the thumb is formed between the arc-shaped combined pipe and the first and second hinged members.
In the above technical solution, preferably, the pipe connection assembly includes a first locking mechanism for locking the pipe connection assembly in the first working state.
In the above technical solution, preferably, the pipe connection assembly includes a second locking mechanism for locking the pipe connection assembly in the second working state.
In order to achieve the above object, the present invention adopts the following second technical scheme:
A vacuum cleaner, comprising:
a hand-held cleaner main unit;
a suction head for movement over the floor;
the support tube comprises a tube connecting assembly according to any one of the first technical scheme and the preferred scheme, wherein the first connecting tube is connected with the suction head, and the second connecting tube is connected with the handheld dust collector host;
when the vacuum cleaner is positioned at the storage position, the pipe connecting assembly is in the second working state, the second connecting pipe and the handheld cleaner host are positioned at the lower side of the arc-shaped combined pipe, and the arc-shaped combined pipe is arched upwards.
In the above technical solution, preferably, when the vacuum cleaner is located at the storage position, the main body of the hand-held cleaner is located directly above the suction head.
Compared with the prior art, the invention has the beneficial effects that the pipe connecting assembly is arranged, so that when the cleaning device such as a dust collector is stored, at least part of the arc-shaped combined pipe forms an arc-shaped handle for holding the hands of a user, and the dust collector can be lifted or held by the arc-shaped handle formed by the pipe connecting assembly when the user bends the dust collector main body and the suction head to store the dust collector, thereby being convenient for storing the dust collector.
Drawings
FIG. 1 is a schematic view of a vacuum cleaner of the present invention in a deployed position;
FIG. 2 is a schematic view of the vacuum cleaner of the present invention in a storage position;
FIG. 3 is a schematic view of the vacuum cleaner of the present invention in a third position;
100, a vacuum cleaner; a hand-held dust collector main machine, 2, a suction head, 3, a pipe connecting assembly, 31, a first connecting pipe, 32, a second connecting pipe, 33, an arc-shaped combined pipe, 331, a first arc-shaped short pipe, 332, a second arc-shaped short pipe, 333, a third arc-shaped short pipe, 334, a rotation axis line, 34, a first hinging piece, 35, a second hinging piece, 36, a hinging shaft, 4, a first locking mechanism, 41, a first locking piece, 42, a second locking piece, 5, a second locking mechanism, 51, a third locking piece, 52 and a fourth locking piece.
Detailed Description
In order to describe the technical content, constructional features, achieved objects and effects of the invention in detail, the following description will be made with reference to the embodiments in conjunction with the accompanying drawings. The pipe connection assembly of the present invention may be applied to other cleaning devices, such as floor washers, in addition to vacuum cleaners.
Referring to fig. 1 to 3, a vacuum cleaner 100 includes a hand-held cleaner main body 1, a cleaner head 2 for moving over a floor surface, a support pipe for connecting the cleaner main body 1 and the cleaner head 2, a first locking mechanism 4, and a second locking mechanism 5.
Wherein the support tube comprises a tube connection assembly 3, the tube connection assembly 3 comprising a first connection tube 31, a second connection tube 32 and an arc-shaped combination tube 33. The cleaner head 2 is connected to a first connection pipe 31 and the hand-held cleaner main unit 1 is connected to a second connection pipe 32. In this example, the first and second connecting pipes are hard pipes.
The arc-shaped combined pipe 33 is arranged between the first connecting pipe and the second connecting pipe, the arc-shaped combined pipe 33 is provided with a first end part and a second end part which are oppositely arranged, the first end part and the first connecting pipe 31 are fixedly arranged, the second end part and the second connecting pipe 32 are fixedly arranged, and the first connecting pipe 31, the arc-shaped combined pipe 33 and the second connecting pipe 32 are always in fluid communication. The arc-shaped combined pipe 33 comprises a first arc-shaped short pipe 331, a second arc-shaped short pipe 332 and a third arc-shaped short pipe 333 which are sequentially sleeved. And the first, second and third arc short pipes are hard pipes. In this example, the first arc-shaped short tube 331 is integrally formed with the first connection tube 31, and the third arc-shaped short tube 333 is integrally formed with the second connection tube 32. In other embodiments, the first arc-shaped short tube 331 may be fixedly disposed with the first connecting tube 31, and the third arc-shaped short tube 333 may be fixedly disposed with the second connecting tube 32. I.e. the two arc-shaped short pipes are fixedly connected with the first connecting pipe and the second connecting pipe respectively through external connecting parts, such as pipe joints.
In addition, in other embodiments, the arc-shaped combined pipe 3 may include a plurality of hard arc-shaped short pipes connected in turn, and the plurality of arc-shaped short pipes are distributed on the same circumference, the center of the circumference falls on the rotation axis 334, one arc-shaped short pipe of two arc-shaped short pipes connected adjacently can rotate around the rotation axis 334 relative to the other arc-shaped short pipe, and during the rotation, one arc-shaped short pipe can slide in and slide out from the other arc-shaped short pipe.
In this example, the second connection pipe 32 can rotate around a rotation axis 334 relative to the first connection pipe 31, and the rotation angle of the second connection pipe 32 around the rotation axis 334 is greater than or equal to 130 °. In addition, because the middle arc-shaped short pipe or short pipes have no external force support due to the structural consideration of three or more arc-shaped pipes, the first connecting pipe 31 is fixedly provided with the first hinging piece 34, the second connecting pipe 32 is fixedly provided with the second hinging piece 35, and the first hinging piece and the second hinging piece are hinged through a hinging shaft 36, and the axial lead of the hinging shaft 36 is coincident with the axial lead 334 of the rotating shaft.
The pipe connection assembly 3 has a first operating state in which the first and second connection pipes are far from each other and a second operating state in which the first and second connection pipes are close to each other. Wherein when the pipe coupling assembly 3 is in the first operating state, i.e. the state in which the arc-shaped combined pipe 33 is folded, the first locking mechanism 4 locks the pipe coupling assembly 3 in this first state.
The first locking mechanism 4 includes a first locking piece 41 provided on the first arced tube 331 and a second locking piece 42 provided near the third arced tube 333 and engaged with the first locking piece 41. In this example, the first locking member 41 is a locking groove, and the second locking member 42 is a locking hook. In other embodiments, the structures of the first and second locking members are not limited to the above-mentioned matching manner of the locking hook and the locking groove.
When the pipe coupling assembly 3 is in the second operating state, i.e. the state in which the arced composite pipe 33 is unfolded, the second locking mechanism 5 at this time locks the pipe coupling assembly in this second state. The first connection pipe 31 and the second connection pipe 32 are located at the same side of the arc-shaped combined pipe 33, and the arc-shaped combined pipe 33 arches in a direction away from the first connection pipe 31 and the second connection pipe 32 and forms an arc-shaped handle for the user's hand to grip. The arc-shaped combined tube 33 forms a holding space for holding four fingers except the thumb of a user between the first hinge and the second hinge.
The second locking mechanism 5 comprises a third locking member 51 provided on the first hinge member 34 and a fourth locking member 52 provided on the second hinge member 35 and cooperating with the third locking member 51. In this example, the third locking member 51 is a locking hole, and the fourth locking member 52 is a lock catch. In other embodiments, the third locking member 51 may be disposed on the first connecting tube 31, the fourth locking member 52 may be disposed on the second connecting tube 32, and the structure of the third and fourth locking members is not limited to the above-mentioned matching manner of the locking hole and the lock catch, and is not limited to being disposed on the first and second hinge members.
The vacuum cleaner 100 has a deployed position, a stowed position, and a third position intermediate the deployed position and the stowed position, the three operating positions being described in detail below with reference to fig. 1-3.
When the vacuum cleaner 100 is in the deployed position, as shown in fig. 1, the first and second connecting tubes are spaced apart and are disposed on opposite sides of the arcuate composite tube 33, i.e., in the first operating condition of the tube connecting assembly 3 of fig. 1.
When the vacuum cleaner 100 is in the storage position, as shown in fig. 2, the first and second connection pipes are close to each other and are distributed on the same side of the arc-shaped combined pipe 33, that is, the second operation state of the pipe connection assembly 3 shown in fig. 2, the second connection pipe 32 and the hand-held cleaner main unit 1 are both located at the lower side of the arc-shaped combined pipe 33, the arc-shaped combined pipe 33 is arched upward, and the hand-held cleaner main unit 1 is located directly above the suction head 2.
When the cleaner is in the third position, as shown in fig. 3, the second connecting tube 32 is rotated about the axis of rotation 334 by about 90 ° and the first and second connecting tubes are substantially perpendicular.
The above embodiments are provided to illustrate the technical concept and features of the present invention and are intended to enable those skilled in the art to understand the content of the present invention and implement the same, and are not intended to limit the scope of the present invention. All equivalent changes or modifications made in accordance with the spirit of the present invention should be construed to be included in the scope of the present invention.
Claims (3)
1. A vacuum cleaner, comprising:
a hand-held cleaner main unit (1);
a suction head (2) for movement over the floor;
Support tube for connecting the suction head (2) with the main body (1) of the hand-held cleaner, said support tube comprising a tube connection assembly (3), characterized in that said tube connection assembly comprises:
a first connecting pipe (31), wherein the first connecting pipe (31) is connected with the suction head (2);
The second connecting pipe (32), the second connecting pipe (32) is connected with the main body (1) of the handheld dust collector and can rotate around a rotation axis (334) relative to the first connecting pipe (31), the rotation angle of the second connecting pipe (32) around the rotation axis (334) is more than or equal to 130 degrees, and the pipe connecting assembly is provided with a first working state that the first connecting pipe (31) and the second connecting pipe (32) are far away from each other and a second working state that the first connecting pipe (31) and the second connecting pipe (32) are close to each other;
A first hinge (34) fixedly arranged with the first connecting tube (31);
The second hinge piece (35) is fixedly arranged with the second connecting pipe (32), the first hinge piece (34) and the second hinge piece (35) are hinged through a hinge shaft (36), and the axis of the hinge shaft (36) coincides with the axis of rotation (334);
The arc-shaped combined pipe (33) is arranged between the first connecting pipe (31) and the second connecting pipe (32), the arc-shaped combined pipe (33) comprises a plurality of hard arc-shaped short pipes which are sequentially connected, the arc-shaped combined pipe (33) is provided with a first end part and a second end part, the first end part is fixedly arranged with the first connecting pipe (31), the second end part is fixedly arranged with the second connecting pipe (32), the first connecting pipe (31), the arc-shaped combined pipe (33) and the second connecting pipe (32) are in fluid communication all the time, the arc-shaped combined pipe (33) comprises a first arc-shaped short pipe (331), a second arc-shaped short pipe (332) and a third arc-shaped short pipe (333) which are sequentially sleeved, the first arc-shaped short pipe (331) is fixedly arranged with the first connecting pipe (31), the second arc-shaped short pipe (333) is fixedly arranged with the second connecting pipe (32), the first arc-shaped short pipe (331), the second arc-shaped short pipe (332) and the third arc-shaped short pipe (333) are distributed on the same circumference of an arc-shaped rotation axis (334) which is located on the same circumference, one of the two adjacent arc-shaped short pipes can rotate around the rotating axis (334) relative to the other arc-shaped short pipe, and one arc-shaped short pipe can slide in and out of the other arc-shaped short pipe in the rotating process;
A first locking mechanism (4) configured for locking the pipe connection assembly (3) in the first operating state, and
A second locking mechanism (5) configured for locking said pipe connection assembly (3) in said second operating state;
When the pipe connecting assembly is in a first working state, the first connecting pipe (31) and the second connecting pipe (32) are away from each other and are distributed on two sides of the arc-shaped combined pipe (33), the first locking mechanism (4) locks the pipe connecting assembly (3) in the first state, when the pipe connecting assembly is in a second working state, the first connecting pipe (31) and the second connecting pipe (32) are positioned on one side of the arc-shaped combined pipe (33), the arc-shaped combined pipe (33) is arched towards a direction away from the first connecting pipe (31) and the second connecting pipe (32) and forms an arc-shaped handle for holding hands of a user, and a holding space for holding four fingers of the user except for thumbs is formed among the arc-shaped combined pipe (33), the first hinging piece (34) and the second hinging piece (35);
The vacuum cleaner has a deployed position, a storage position and a third position between the deployed position and the storage position, the pipe connection assembly is in the first working state when the vacuum cleaner is in the deployed position, the pipe connection assembly (3) is in the second working state when the vacuum cleaner is in the storage position, the hand-held cleaner main body (1) is positioned right above the suction head (2), the second connection pipe (32) and the hand-held cleaner main body (1) are positioned below the arc-shaped combined pipe (33), the arc-shaped combined pipe (33) is arched upwards, and the first connection pipe (31) is approximately perpendicular to the second connection pipe (32) when the vacuum cleaner is in the third position.
2. The vacuum cleaner according to claim 1, wherein said first connecting tube (31) is integrally formed with said first arc-shaped short tube (331).
3. The vacuum cleaner according to claim 1, wherein said second connecting tube (32) is integrally formed with said third arcuate short tube (333).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810594699.7A CN108514374B (en) | 2018-06-11 | 2018-06-11 | Vacuum cleaner and its pipe connection assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810594699.7A CN108514374B (en) | 2018-06-11 | 2018-06-11 | Vacuum cleaner and its pipe connection assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108514374A CN108514374A (en) | 2018-09-11 |
| CN108514374B true CN108514374B (en) | 2024-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810594699.7A Active CN108514374B (en) | 2018-06-11 | 2018-06-11 | Vacuum cleaner and its pipe connection assembly |
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| Country | Link |
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| CN (1) | CN108514374B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110876579A (en) * | 2018-12-29 | 2020-03-13 | 尚科宁家(中国)科技有限公司 | Dust collector |
| CN111374590A (en) * | 2018-12-29 | 2020-07-07 | 尚科宁家(中国)科技有限公司 | Bent rod of dust collector |
| CN115868850A (en) * | 2021-09-27 | 2023-03-31 | 广东美的白色家电技术创新中心有限公司 | Hand-held vacuum cleaner |
| CN115868851A (en) * | 2021-09-27 | 2023-03-31 | 广东美的白色家电技术创新中心有限公司 | Host of handheld dust collector and handheld dust collector |
| CN115844251A (en) * | 2021-09-27 | 2023-03-28 | 广东美的白色家电技术创新中心有限公司 | Dust absorption pole and handheld dust catcher of handheld dust catcher |
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| CN106821145A (en) * | 2015-09-14 | 2017-06-13 | 戴森技术有限公司 | For the Handleset of vacuum cleaner |
| CN208876380U (en) * | 2018-06-11 | 2019-05-21 | 苏州诚河清洁设备有限公司 | Vacuum cleaner and its pipe coupling component |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0556049U (en) * | 1992-01-14 | 1993-07-27 | 東京電気株式会社 | Vacuum cleaner |
| JP2006311943A (en) * | 2005-05-09 | 2006-11-16 | Silver Seiko Ltd | Vacuum cleaner |
| JP5055190B2 (en) * | 2008-04-22 | 2012-10-24 | 日立アプライアンス株式会社 | Electric vacuum cleaner |
| US10966581B2 (en) * | 2015-10-22 | 2021-04-06 | Sharkninja Operating Llc | Vacuum cleaning device with foldable wand to provide storage configuration |
| CN107898378A (en) * | 2017-12-15 | 2018-04-13 | 苏州诚河清洁设备有限公司 | Hand held cleaner |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106821145A (en) * | 2015-09-14 | 2017-06-13 | 戴森技术有限公司 | For the Handleset of vacuum cleaner |
| CN208876380U (en) * | 2018-06-11 | 2019-05-21 | 苏州诚河清洁设备有限公司 | Vacuum cleaner and its pipe coupling component |
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| CN108514374A (en) | 2018-09-11 |
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