DE69008772T2 - Bilderzeugungsgerät. - Google Patents

Bilderzeugungsgerät.

Info

Publication number
DE69008772T2
DE69008772T2 DE69008772T DE69008772T DE69008772T2 DE 69008772 T2 DE69008772 T2 DE 69008772T2 DE 69008772 T DE69008772 T DE 69008772T DE 69008772 T DE69008772 T DE 69008772T DE 69008772 T2 DE69008772 T2 DE 69008772T2
Authority
DE
Germany
Prior art keywords
imaging device
imaging
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
DE69008772T
Other languages
English (en)
Other versions
DE69008772D1 (de
Inventor
Masahiro Inoue
Koji Amemiya
Akio Ohno
Takeo Tsunemi
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.)
Canon Inc
Original Assignee
Canon Inc
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
Priority claimed from JP13878089A external-priority patent/JP2623141B2/ja
Priority claimed from JP1138778A external-priority patent/JP2623140B2/ja
Priority claimed from JP1138964A external-priority patent/JP2614315B2/ja
Priority claimed from JP2139035A external-priority patent/JPH0431885A/ja
Application filed by Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE69008772D1 publication Critical patent/DE69008772D1/de
Publication of DE69008772T2 publication Critical patent/DE69008772T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G03G15/01—Apparatus for electrographic processes using a charge pattern for producing multicoloured copies
    • G03G15/0105—Details of unit
    • G03G15/0131—Details of unit for transferring a pattern to a second base
    • 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
    • G03G15/163—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 using the force produced by an electrostatic transfer field formed between the second base and the electrographic recording member, e.g. transfer through an air gap
    • G03G15/1635—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 using the force produced by an electrostatic transfer field formed between the second base and the electrographic recording member, e.g. transfer through an air gap the field being produced by laying down an electrostatic charge behind the base or the recording member, e.g. by a corona device
    • G03G15/165—Arrangements for supporting or transporting the second base in the transfer area, e.g. guides
    • G03G15/1655—Arrangements for supporting or transporting the second base in the transfer area, e.g. guides comprising a rotatable holding member to which the second base is attached or attracted, e.g. screen transfer holding drum
    • 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
    • G03G2215/01—Apparatus for electrophotographic processes for producing multicoloured copies
    • G03G2215/0167—Apparatus for electrophotographic processes for producing multicoloured copies single electrographic recording member
    • G03G2215/0174—Apparatus for electrophotographic processes for producing multicoloured copies single electrographic recording member plural rotations of recording member to produce multicoloured copy
    • G03G2215/0177—Rotating set of developing units

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
DE69008772T 1989-05-31 1990-05-30 Bilderzeugungsgerät. Expired - Fee Related DE69008772T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP13878089A JP2623141B2 (ja) 1989-05-31 1989-05-31 画像形成装置
JP1138778A JP2623140B2 (ja) 1989-05-31 1989-05-31 画像形成装置
JP1138964A JP2614315B2 (ja) 1989-05-31 1989-05-31 画像形成装置
JP2139035A JPH0431885A (ja) 1990-05-28 1990-05-28 画像形成装置

Publications (2)

Publication Number Publication Date
DE69008772D1 DE69008772D1 (de) 1994-06-16
DE69008772T2 true DE69008772T2 (de) 1994-09-08

Family

ID=27472173

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69008772T Expired - Fee Related DE69008772T2 (de) 1989-05-31 1990-05-30 Bilderzeugungsgerät.

Country Status (3)

Country Link
US (1) US5091751A (de)
EP (1) EP0400996B1 (de)
DE (1) DE69008772T2 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2660939B2 (ja) * 1990-10-11 1997-10-08 キヤノン株式会社 画像形成装置
JP2750026B2 (ja) * 1990-10-13 1998-05-13 キヤノン株式会社 記録材担持手段を有する画像形成装置
EP0487046B1 (de) * 1990-11-21 1996-06-05 Canon Kabushiki Kaisha Bilderzeugungsgerät
US5172172A (en) * 1991-02-28 1992-12-15 Canon Kabushiki Kaisha Image forming apparatus
JPH04274270A (ja) * 1991-02-28 1992-09-30 Canon Inc 転写装置
JP3535528B2 (ja) * 1991-03-04 2004-06-07 キヤノン株式会社 画像形成装置
JPH04303867A (ja) * 1991-03-30 1992-10-27 Toshiba Corp 画像形成装置
DE4291112C2 (de) * 1991-04-12 1997-01-30 Hitachi Ltd Einrichtung zur elektrophotographischen Bildaufzeichnung
JP2875419B2 (ja) * 1991-08-01 1999-03-31 キヤノン株式会社 転写材担持部材およびそれを用いた画像形成装置
JPH05188793A (ja) * 1992-01-09 1993-07-30 Canon Inc 画像形成装置
JP3179168B2 (ja) * 1992-01-30 2001-06-25 キヤノン株式会社 転写材担持部材及び画像形成装置
EP0573061B1 (de) * 1992-06-05 2005-12-21 Canon Kabushiki Kaisha Bilderzeugungsgerät
JP3226629B2 (ja) * 1992-09-29 2001-11-05 キヤノン株式会社 画像形成装置
US5640658A (en) * 1992-09-30 1997-06-17 Canon Kabushiki Kaisha Image forming apparatus capable of forming image on both surfaces of recording material
EP0811889B1 (de) * 1992-10-16 2000-08-16 Canon Kabushiki Kaisha Bilderzeugungsvorrichtung
US5594538A (en) * 1992-12-29 1997-01-14 Canon Kabushiki Kaisha Image forming apparatus having multi-layer transfer material bearing member with different coefficient of kinetic frictions between layers
JPH0777879A (ja) * 1993-09-07 1995-03-20 Canon Inc 画像形成装置
JP3247237B2 (ja) * 1994-01-12 2002-01-15 キヤノン株式会社 画像形成装置
US5568238A (en) * 1995-11-20 1996-10-22 Xerox Corporation Transfer assist apparatus having a conductive blade member
US5613179A (en) * 1995-11-21 1997-03-18 Xerox Corporation Force applying blade device exhibiting a reduced creep rate
US6253041B1 (en) 1998-11-27 2001-06-26 Canon Kabushiki Kaisha Image forming apparatus
JP3728166B2 (ja) 1999-02-12 2005-12-21 キヤノン株式会社 画像形成装置
JP3605007B2 (ja) 1999-07-16 2004-12-22 キヤノン株式会社 画像形成装置
JP2007298543A (ja) * 2006-04-27 2007-11-15 Fuji Xerox Co Ltd トナーカートリッジ
US7406284B2 (en) * 2006-05-05 2008-07-29 Infoprint Solutions Company, Llc Apparatus for improving image fidelity on high-speed electrophotographic printing systems
US7587158B2 (en) * 2006-09-29 2009-09-08 Lexmark International Inc. Second transfer area for an image forming device and methods of use
JP5436032B2 (ja) * 2009-05-01 2014-03-05 キヤノン株式会社 画像形成装置
JP6150568B2 (ja) * 2013-03-12 2017-06-21 キヤノン株式会社 画像形成装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3850519A (en) * 1973-01-12 1974-11-26 Xerox Corp Xerographic image transfer apparatus
US4072412A (en) * 1974-12-28 1978-02-07 Canon Kabushiki Kaisha Image transfer device
JPS5288031A (en) * 1976-01-19 1977-07-22 Konishiroku Photo Ind Co Ltd Tranfer auxiliary means for electrophotographic copying machine
JPS538146A (en) * 1976-07-12 1978-01-25 Canon Inc Transfer mechanism
US4114536A (en) * 1976-08-26 1978-09-19 Ricoh Co., Ltd. Method of and apparatus for transfer printing a toner image
JPS59119373A (ja) * 1982-12-27 1984-07-10 Canon Inc 画像形成装置
US4851960A (en) * 1986-12-15 1989-07-25 Canon Kabushiki Kaisha Charging device
JPH0750363B2 (ja) * 1987-07-09 1995-05-31 キヤノン株式会社 画像形成装置

Also Published As

Publication number Publication date
DE69008772D1 (de) 1994-06-16
EP0400996A1 (de) 1990-12-05
US5091751A (en) 1992-02-25
EP0400996B1 (de) 1994-05-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee