DE4035567C2 - - Google Patents

Info

Publication number
DE4035567C2
DE4035567C2 DE4035567A DE4035567A DE4035567C2 DE 4035567 C2 DE4035567 C2 DE 4035567C2 DE 4035567 A DE4035567 A DE 4035567A DE 4035567 A DE4035567 A DE 4035567A DE 4035567 C2 DE4035567 C2 DE 4035567C2
Authority
DE
Germany
Prior art keywords
process unit
optical element
stop
electrophotographic printer
housing
Prior art date
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.)
Expired - Fee Related
Application number
DE4035567A
Other languages
German (de)
English (en)
Other versions
DE4035567A1 (de
Inventor
Tomohiro Machida Tokio/Tokyo Jp Nakajima
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Publication of DE4035567A1 publication Critical patent/DE4035567A1/de
Application granted granted Critical
Publication of DE4035567C2 publication Critical patent/DE4035567C2/de
Granted legal-status Critical Current

Links

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
    • G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
    • G03G15/32—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which the charge pattern is formed dotwise, e.g. by a thermal head
    • G03G15/326—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which the charge pattern is formed dotwise, e.g. by a thermal head by application of light, e.g. using a LED array
    • 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
    • G03G21/1661—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements means for handling parts of the apparatus in the apparatus
    • G03G21/1676—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements means for handling parts of the apparatus in the apparatus for the developer unit
    • 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
    • G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
    • G03G15/043—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with means for controlling illumination or exposure
    • G03G15/0435—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with means for controlling illumination or exposure by introducing an optical element in the optical path, e.g. a filter
    • 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
    • G03G2221/1606—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts for the photosensitive element
    • G03G2221/1615—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts for the photosensitive element being a belt
    • 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
    • G03G2221/1636—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts for the exposure 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
    • G03G2221/1651—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts for connecting the different parts
    • G03G2221/1654—Locks and means for positioning or alignment

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electrophotography Configuration And Component (AREA)
  • Laser Beam Printer (AREA)
  • Lens Barrels (AREA)
  • Mechanical Optical Scanning Systems (AREA)
DE4035567A 1989-11-09 1990-11-08 Bildaufzeichnungseinrichtung und austauscheinheit hierfuer Granted DE4035567A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989130906U JPH0369153U (US08124317-20120228-C00060.png) 1989-11-09 1989-11-09

Publications (2)

Publication Number Publication Date
DE4035567A1 DE4035567A1 (de) 1991-05-16
DE4035567C2 true DE4035567C2 (US08124317-20120228-C00060.png) 1993-04-29

Family

ID=15045495

Family Applications (1)

Application Number Title Priority Date Filing Date
DE4035567A Granted DE4035567A1 (de) 1989-11-09 1990-11-08 Bildaufzeichnungseinrichtung und austauscheinheit hierfuer

Country Status (4)

Country Link
US (1) US5063409A (US08124317-20120228-C00060.png)
JP (1) JPH0369153U (US08124317-20120228-C00060.png)
DE (1) DE4035567A1 (US08124317-20120228-C00060.png)
GB (1) GB2238017B (US08124317-20120228-C00060.png)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3107391B2 (ja) * 1990-11-28 2000-11-06 株式会社東芝 画像形成装置
US5249026A (en) * 1991-05-17 1993-09-28 Canon Kabushiki Kaisha Image forming system and process cartridge mountable on same
US5666599A (en) * 1994-04-06 1997-09-09 Hitachi, Ltd. Color electro-photographic printing apparatus
JPH086469A (ja) * 1994-06-21 1996-01-12 Tec Corp 画像形成装置
US5793408A (en) * 1994-11-09 1998-08-11 Ricoh Company, Ltd. Optical scanning apparatus with improved structure for adjusting focus position
JP3422581B2 (ja) * 1994-12-19 2003-06-30 株式会社リコー 光走査装置の支持装置
JPH09193465A (ja) * 1995-11-16 1997-07-29 Ricoh Co Ltd 画像記録装置
JPH1083107A (ja) * 1996-09-09 1998-03-31 Minolta Co Ltd イメージングカートリッジ
JP3647411B2 (ja) * 2001-10-25 2005-05-11 キヤノン株式会社 画像形成装置
JP2005024722A (ja) 2003-06-30 2005-01-27 Ricoh Co Ltd 振動ミラー、光走査装置および画像形成装置
US8824022B2 (en) * 2003-09-18 2014-09-02 Ricoh Company, Ltd. Optical scanning apparatus and image forming apparatus
US20060233567A1 (en) * 2005-04-15 2006-10-19 Samsung Electronics Co., Ltd Developing unit with reflection mirror and printing apparatus employing the same

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3784297A (en) * 1970-03-11 1974-01-08 Canon Kk Photocopying machine
US4236807A (en) * 1979-02-12 1980-12-02 Coulter Systems Corporation Modular electrophotographic copying machine
JPS56156854A (en) * 1980-05-09 1981-12-03 Olympus Optical Co Ltd Copying device for copying optical image projected from option device
US4470689A (en) * 1981-06-02 1984-09-11 Canon Kabushiki Kaisha Image forming apparatus and process unit
JPS58136056A (ja) * 1982-02-08 1983-08-12 Canon Inc プロセスキツト及びキツトを用いる画像形成装置
US4588280A (en) * 1982-08-17 1986-05-13 Canon Kabushiki Kaisha Image forming apparatus and process unit detachably mountable thereto
GB2132942B (en) * 1982-09-30 1987-07-29 Canon Kk Detachable parts of image-forming apparatus
DE3434563A1 (de) * 1983-09-22 1985-04-11 Ricoh Co., Ltd., Tokio/Tokyo Entwicklungseinrichtung
US4556308A (en) * 1984-05-25 1985-12-03 Xerox Corporation Removable processing cartridge for electrostatographic reproducing apparatus
JPH0619599B2 (ja) * 1985-04-05 1994-03-16 キヤノン株式会社 電子写真プリンタ用交換カ−トリツジとそれを利用する電子写真プリンタ
JPS61279871A (ja) * 1985-06-06 1986-12-10 Canon Inc 画像形成装置
GB8629943D0 (en) * 1986-12-15 1987-01-28 Xerox Corp Process unit
JPH0682245B2 (ja) * 1987-12-22 1994-10-19 キヤノン株式会社 画像形成装置
JPH01315770A (ja) * 1988-03-10 1989-12-20 Ricoh Co Ltd 画像記録装置
JPH01233471A (ja) * 1988-03-14 1989-09-19 Fujitsu Ltd 画像形成装置
JP3766039B2 (ja) * 2002-04-12 2006-04-12 シャープ株式会社 用紙搬送装置および印刷装置

Also Published As

Publication number Publication date
US5063409A (en) 1991-11-05
JPH0369153U (US08124317-20120228-C00060.png) 1991-07-09
DE4035567A1 (de) 1991-05-16
GB9024373D0 (en) 1991-01-02
GB2238017A (en) 1991-05-22
GB2238017B (en) 1993-07-07

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee