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KR970076482A - Electrostatic latent image developing apparatus of image forming machine - Google Patents

Electrostatic latent image developing apparatus of image forming machine Download PDF

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Publication number
KR970076482A
KR970076482A KR1019970021648A KR19970021648A KR970076482A KR 970076482 A KR970076482 A KR 970076482A KR 1019970021648 A KR1019970021648 A KR 1019970021648A KR 19970021648 A KR19970021648 A KR 19970021648A KR 970076482 A KR970076482 A KR 970076482A
Authority
KR
South Korea
Prior art keywords
developer
developing
roller
electrostatic latent
latent image
Prior art date
Application number
KR1019970021648A
Other languages
Korean (ko)
Inventor
히로유키 하자마
히로유키 하마카와
마사루 와타나베
다카시 테라다
히로츠구 오가와
마사노부 마애시마
Original Assignee
미타 요시히로
미타 고교 가부시키가이샤
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 미타 요시히로, 미타 고교 가부시키가이샤 filed Critical 미타 요시히로
Publication of KR970076482A publication Critical patent/KR970076482A/en

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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
    • G03G15/0806—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer on a donor element, e.g. belt, roller
    • G03G15/0812—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer on a donor element, e.g. belt, roller characterised by the developer regulating means, e.g. structure of doctor blade
    • 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
    • G03G15/0806—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer on a donor element, e.g. belt, roller
    • G03G15/0808—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer on a donor element, e.g. belt, roller characterised by the developer supplying means, e.g. structure of developer supply roller
    • 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
    • G03G21/1642—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements for connecting the different parts of the apparatus
    • G03G21/1647—Mechanical connection means
    • 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
    • G03G2215/0634—Developing device
    • G03G2215/0636—Specific type of dry developer device

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)

Abstract

현상하우징(51)내에 배치되고 형상영역(535)에 있어서 현상제를 감광체드럼(42)에 형성된 정전잠상에 실시하기 위한 현상로울러(53)와, 현상제 유지영역(533)에 있어서 현상로울러(53)의 원주표면에 현상제를 공급하는 보급로울러(54)와, 현상제 규제영역(534)에 있어서 현상로울러(53)의 원주표면에 유지된 현상제량을 규제하는 현상제 규제수단(56)을 구비한 화상형성기의 정전잠상(靜電潛像) 현상장치로서, 현상로울러(53)는 현상영역(535)에 있어서 하측으로부터 상측을 향해서 회전구동되고, 현상로울러(53)와 보급로울러(54)는 현상제 유지영역(533)에 있어서 다같이 상측으로부터 하측을 향해서 회전구동되도록 구성되어 있으며, 현상제 규제수단(56)은 현상로울러(53)의 하측에 배치되어 있다.A developing roller 53 disposed in the developing housing 51 for performing the electrostatic latent image formed on the photosensitive drum 42 in the shape region 535 and a developing roller in the developer holding region 533 ( A supply roller 54 for supplying the developer to the circumferential surface 53) and a developer regulating means 56 for regulating the amount of the developer held on the circumferential surface of the developing roller 53 in the developer restriction region 534; As an electrostatic latent image developing apparatus of an image forming apparatus having a shape, the developing roller 53 is rotated from the lower side to the upper side in the developing region 535, and the developing roller 53 and the supply roller 54 are provided. Is rotatably driven from the upper side to the lower side in the developer holding area 533, and the developer restricting means 56 is disposed below the developing roller 53. As shown in FIG.

Description

황상형성기의 정전잠상 현상장치Electrostatic latent image developing apparatus

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명에 따라 구성된 정전잠상 현상장치의 1실시형태를 구비한 프로세스유닛을 장착한 프린터를 개략적으로 나타낸 정면도, 제2도는 제1도의 정전잠상 현상장치를 구비한 프로세스 유닛의 단면도.1 is a front view schematically showing a printer equipped with a process unit equipped with one embodiment of an electrostatic latent image developing apparatus constructed in accordance with the present invention, and FIG. 2 is a sectional view of the process unit having the electrostatic latent image developing apparatus of FIG.

Claims (2)

현상하우징(51)과, 그 현상하우징(51)내에 배치되며 현상제 유지영역(533)에 있어서 원주표면에 현상제를 유지하고 그 유지한 현상제를 감광체드럼(42)과 대향하는 현상영역(535)으로 반송해서 정전잠상을 시행하기 위한 현상로울러(53)와, 그 상하우징(51)내에 배치되고 현상제 유지영역(533)에 있어서 그 현상로울러(53)의 원주표면에 현상제를 공급하는 보급로울러(54)와, 현상제 유지영역(533)과 현상영역(535)의 사이에 위치하는 현상제 규제영역(534)에 있어서 그 현상로울러(53)의 원주표면에 유지되는 현상제량을 규제하는 현상제 규제수단(56)를 구비한 화상형성기의 정전잠상 현상장치에 있어서, 상기 현상로울러(53)는 그 현상영역(535)에 있어서 하측으로부터 상측으로 향해서 회전구동되고, 그 현상로울러(53)와 보급로울러(54)는 현상제 유지영역(533)에 있어서 다같이 상측으로붜 하측으로 향해서 회전구동되도록 구성되어 있으며, 상기 현상제 규제수단(56)은 현상로울러(53)의 하측에 배치되어 있는 것을 특징으로 하는 화상형성기의 정전잠상 현상장치.A developing region 51 and a developing region disposed in the developing housing 51 and holding the developer on the circumferential surface of the developer holding region 533 and opposing the held developer with the photosensitive drum 42 ( And a developer roller 53 for carrying out the electrostatic latent image and the electrostatic latent image to be supplied to the circumferential surface of the developer roller 53 in the developer holding area 533 in the developer holding area 533. The amount of the developer held on the circumferential surface of the developing roller 53 in the supply roller 54 and the developer regulating area 534 located between the developer holding area 533 and the developing area 535 is defined. In the electrostatic latent image developing apparatus of the image forming apparatus having the regulating developer regulating means 56, the developing roller 53 is rotationally driven from the lower side to the upper side in the developing region 535, and the developing roller ( 53 and the supply roller 54 are in the developer holding area 533. Together bwo toward the lower side to the upper side, and is configured to be rotationally driven, and the developer regulating means 56 has a developing device developing the electrostatic latent image of the image-former, characterized in that arranged on the lower side of the roller 53. 제1항에 있어서, 보급로울러(54)의 주변속도가 상기한 현상로울러(53)의 주변속도보다도 크게 설정되어 있는 것을 특징으로 하는 화상형성기의 정전잠상 형상장치.An electrostatic latent image forming apparatus according to claim 1, wherein the peripheral speed of the supply roller is set to be larger than the peripheral speed of the developing roller. ※참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: It is to be disclosed based on the initial application.
KR1019970021648A 1996-05-31 1997-05-29 Electrostatic latent image developing apparatus of image forming machine KR970076482A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8137307A JPH09319212A (en) 1996-05-31 1996-05-31 Electrostatic latent image developing device for image forming machine
JP137307 1996-05-31

Publications (1)

Publication Number Publication Date
KR970076482A true KR970076482A (en) 1997-12-12

Family

ID=15195631

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019970021648A KR970076482A (en) 1996-05-31 1997-05-29 Electrostatic latent image developing apparatus of image forming machine

Country Status (5)

Country Link
EP (1) EP0810490A1 (en)
JP (1) JPH09319212A (en)
KR (1) KR970076482A (en)
CN (1) CN1172287A (en)
TW (1) TW381192B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6330410B1 (en) 1999-02-26 2001-12-11 Brother Kogyo Kabushiki Kaisha Photosensitive member cartridge
ATE308774T1 (en) * 1999-02-26 2005-11-15 Brother Ind Ltd CARTRIDGE WITH PHOTO SENSITIVE PART
JP6214166B2 (en) * 2012-04-26 2017-10-18 キヤノン株式会社 Developing device, process cartridge, and image forming apparatus
US10809661B1 (en) * 2019-06-03 2020-10-20 Lexmark International, Inc. Toner cartridge having positioning features including guides extending outward from sides of the toner cartridge and an engagement member on a rear of the toner cartridge

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5614260A (en) * 1979-07-16 1981-02-12 Canon Inc Developing device
DE4032469C2 (en) * 1989-10-13 1994-07-28 Ricoh Kk Development device for developing a latent image
US5170213A (en) * 1990-03-26 1992-12-08 Japan Imaging System, Inc. Developer unit utilizing a non-magnetic single component developer
JPH0744011A (en) * 1993-07-29 1995-02-14 Toshiba Corp Developing device, developing method and image forming device

Also Published As

Publication number Publication date
TW381192B (en) 2000-02-01
CN1172287A (en) 1998-02-04
JPH09319212A (en) 1997-12-12
EP0810490A1 (en) 1997-12-03

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Date Code Title Description
PA0109 Patent application

Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 19970529

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid