KR970066759A - Transfer unit mounted on consumables - Google Patents

Transfer unit mounted on consumables Download PDF

Info

Publication number
KR970066759A
KR970066759A KR1019960009615A KR19960009615A KR970066759A KR 970066759 A KR970066759 A KR 970066759A KR 1019960009615 A KR1019960009615 A KR 1019960009615A KR 19960009615 A KR19960009615 A KR 19960009615A KR 970066759 A KR970066759 A KR 970066759A
Authority
KR
South Korea
Prior art keywords
transfer device
roller
developing unit
photosensitive drum
laser beam
Prior art date
Application number
KR1019960009615A
Other languages
Korean (ko)
Other versions
KR100191201B1 (en
Inventor
김동준
Original Assignee
김광호
삼성전자 주식회사
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 김광호, 삼성전자 주식회사 filed Critical 김광호
Priority to KR1019960009615A priority Critical patent/KR100191201B1/en
Publication of KR970066759A publication Critical patent/KR970066759A/en
Application granted granted Critical
Publication of KR100191201B1 publication Critical patent/KR100191201B1/en

Links

Classifications

    • 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
    • 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
    • G03G15/14—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base
    • G03G15/16—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)

Abstract

1. 청구범위에 기재된 발명이 속한 기술분야1. Technical field to which the invention described in the claims belongs

본 발명은 레이저 빔 프린터에서 소모품인 현상유니트에 전사장치를 일체화 되게 장착하여 전사장치에 오염으로 발생하는 화상불량을 방지할 수 있도록 한 전사장치에 관한 것이다.[0001] The present invention relates to a transfer device for integrally mounting a transfer device in a developing unit, which is a consumable item, in a laser beam printer, thereby preventing image defects caused by contamination of the transfer device.

2. 발명이 해결하려고 하는 기술적 과제2. Technical Challenges to be Solved by the Invention

본 발명은 레이저 빔 프린터의 본체프레임에 장착하는 소모품인 현상유니트의 수명과 전사장치의 수명이 같도록 일체화 되게 설치하여 시간에 따른 전사장치의 오염과 수리의 난이성을 해결할 수 있는 소모품에 장착된 전사장치를 제공함에 있다.The present invention relates to a laser beam printer capable of solving the problems of contamination and repair of a transfer device over time by integrally providing a life time of a developing unit and a life of a transfer device equal to each other, Device.

3. 발명의 해결방법의 요지3. The point of the solution of the invention

본 발명은 레이저 빔 프린터의 본체프레임에 장착하는 소모품인 현상유니트내의 감광드럼 하측에 전사장치가 위치하도록 일체로 설치하고, 상기 현상유니트의 감광드럼과 전사장치 사이로 용지가 이송되게 가이드홀을 형성하여 시간경과에 따른 전사장치의 오염으로 발생하는 화상불량을 방지할 수 있도록 함을 특징으로 한다.The present invention relates to a laser beam printer which is integrally provided with a transfer device on the lower side of a photosensitive drum in a developing unit which is a consumable item to be mounted on a main frame of a laser beam printer and a guide hole is formed so as to transfer the paper between the photosensitive drum and the transfer device Thereby preventing image defects that may occur due to contamination of the transfer apparatus with the lapse of time.

4. 발명의 중요한 용도4. Important Uses of the Invention

본 발명은 레이저 프린터에 사용되는 소모품인 현상유니트 장치.The present invention relates to a developing unit apparatus which is a consumable used in a laser printer.

Description

소모품에 장착된 전사장치Transfer unit mounted on consumables

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is a trivial issue, I did not include the contents of the text.

제3도는 본 발명의 요부 상세도.FIG. 3 is a detailed view of the main part of the present invention. FIG.

Claims (4)

화상형성장치의 현상유니트에 있어서, 레이저 빔프린터의 본체프레임에 장착되는 소모품인 현상유니트에는 일정한 주속으로 회전하는 감광드럼과, 상기 감광드럼의 상측에는 대전롤러와, 상기 감광드럼 일측에는 현상롤러와, 상기 현상롤러의 일측은 토너공급롤러와 상기 공급롤러 일측은 토너를 교반하는 교반기가 설치되며, 상기 현상유니트의 감광드럼 하부에는 코로토론 와이어를 사용하는 전사기인 전사 장치를 일체화 되게 설치하고, 상기 감광드럼과 전사장치 사이로 용지가 이송되게 가이드홀을 형성함을 특징으로 하는 소모품에 장착된 전사장치.In the developing unit of the image forming apparatus, the developing unit, which is a consumable item mounted on the main frame of the laser beam printer, includes a photosensitive drum rotating at a constant peripheral speed, a charging roller on the photosensitive drum, Wherein the developing roller is provided with a toner supply roller and an agitator for stirring the toner on one side of the supply roller, and a transferring device which is a transferring device using a corotoroll wire is integrally installed under the photosensitive drum of the developing unit, And a guide hole is formed so that the paper is conveyed between the photosensitive drum and the transfer device. 제1항에 있어서, 상기 가이드홀은 입구측이 출구측보다 넓게 형성된 것을 특징으로 하는 소모품에 장착된 전사장치.The transfer device according to claim 1, wherein the guide hole has a larger entrance side than an exit side. 화상형성장치의 현상유니트에 있어서, 레이저 빔프린터의 본체프레임에 장착되는 소모품인 현상유니트에는 일정한 주속으로 회전하는 감광드럼과, 상기 감광드럼의 상측에는 대전롤러와, 상기 감광드럼 일측에는 현상롤로와, 상기 현상롤러의 일측은 토너공급롤러와 상기 공급롤러 일측은 토너를 교반하는 교반기가 설치되며, 상기 현상유니트의 감광드럼 하부에는 롤러타입의 전사롤러로 된 전사장치를 일체화 되게 설치하고, 상기 감광드럼과 전사장치 사이로 용지가 이송되게 가이드홀을 형성함을 특징으로 하는 소모품에 장착된 전사장치.In a developing unit of an image forming apparatus, a developing unit, which is a consumable item mounted on a main frame of a laser beam printer, includes a photosensitive drum rotating at a constant peripheral speed, a charging roller on the photosensitive drum, A developing roller, a developing roller, and a developing roller, wherein the developing roller is provided with a toner supply roller and the supplying roller has an agitator for agitating the toner, and a transfer device comprising a roller type transfer roller is integrally provided under the photosensitive drum of the developing unit, And a guide hole is formed so that the paper is conveyed between the drum and the transfer device. 제1항에 있어서, 상기 가이드홀은 입구측이 출구측보다 넓게 형성된 것을 특징으로 하는 소모품에 장착된 전사장치.The transfer device according to claim 1, wherein the guide hole has a larger entrance side than an exit side. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: It is disclosed by the contents of the first application.
KR1019960009615A 1996-03-30 1996-03-30 A transferring device installed to articles of consumption KR100191201B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019960009615A KR100191201B1 (en) 1996-03-30 1996-03-30 A transferring device installed to articles of consumption

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019960009615A KR100191201B1 (en) 1996-03-30 1996-03-30 A transferring device installed to articles of consumption

Publications (2)

Publication Number Publication Date
KR970066759A true KR970066759A (en) 1997-10-13
KR100191201B1 KR100191201B1 (en) 1999-06-15

Family

ID=19454716

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019960009615A KR100191201B1 (en) 1996-03-30 1996-03-30 A transferring device installed to articles of consumption

Country Status (1)

Country Link
KR (1) KR100191201B1 (en)

Also Published As

Publication number Publication date
KR100191201B1 (en) 1999-06-15

Similar Documents

Publication Publication Date Title
US5283616A (en) Developing device having bearing for supporting a developing roller
KR970007525A (en) Developing device holder, process cartridge and electrophotographic image forming apparatus
US6442360B1 (en) Lamp holder, and lamp cartridge using the same and fixing unit using the same
US6125253A (en) Image forming apparatus having drive mechanism for photosensitive drum and developing roller
KR980003928A (en) The developing cartridge toner supplying device
US7515853B2 (en) Toner supply device and developing unit using the same
KR970066759A (en) Transfer unit mounted on consumables
US7512365B2 (en) Toner supply device providing toner agitation and developing unit using the same
KR100234326B1 (en) An apparatus for determining density and conductivity of developing solution in printer
KR100191213B1 (en) A developing device in electrophotographic process
KR101153201B1 (en) A developer device of image forming apparatus
JP2000010363A (en) Image forming device
KR200158598Y1 (en) Rotating fan of development for laser beam printer
KR0174685B1 (en) Preventing device of toner overflow of a pevelopment apparatus
KR100338742B1 (en) Developing unit of wet electrographic printer
KR0165525B1 (en) Wet type laser printer
KR0114421Y1 (en) Detecting device in toner supply of copying machine
KR980003925A (en) Toner Supply Unit in Developer
KR980003915A (en) The cleaning device of the image forming apparatus
KR20000067407A (en) Development apparatus for liquid electrophotographic printer
KR19990017802U (en) Image forming apparatus of electrophotographic processor
JPH01142771A (en) Image forming device
KR19990005249U (en) Toner Supply Device of Developer
JPS57151982A (en) Copying machine
KR19980066455U (en) Toner Supply Homogenizer of Developer

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20061227

Year of fee payment: 9

LAPS Lapse due to unpaid annual fee