DE69221972D1 - Aufladevorrichtung, Arbeitseinheit und Bilderzeugungsgerät - Google Patents

Aufladevorrichtung, Arbeitseinheit und Bilderzeugungsgerät

Info

Publication number
DE69221972D1
DE69221972D1 DE69221972T DE69221972T DE69221972D1 DE 69221972 D1 DE69221972 D1 DE 69221972D1 DE 69221972 T DE69221972 T DE 69221972T DE 69221972 T DE69221972 T DE 69221972T DE 69221972 D1 DE69221972 D1 DE 69221972D1
Authority
DE
Germany
Prior art keywords
charger
imaging device
work unit
work
unit
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 - Lifetime
Application number
DE69221972T
Other languages
English (en)
Other versions
DE69221972T2 (de
Inventor
Takahiro Inoue
Masahiro Goto
Hiroshi Sasame
Shinichi Tsukida
Manabu Takano
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
Application filed by Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE69221972D1 publication Critical patent/DE69221972D1/de
Publication of DE69221972T2 publication Critical patent/DE69221972T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G03G15/75—Details relating to xerographic drum, band or plate, e.g. replacing, testing
    • G03G15/751—Details relating to xerographic drum, band or plate, e.g. replacing, testing relating to drum
    • 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
    • G03G15/02—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices
    • G03G15/0208—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices by contact, friction or induction, e.g. liquid charging apparatus
    • G03G15/0216—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices by contact, friction or induction, e.g. liquid charging apparatus by bringing a charging member into contact with the member to be charged, e.g. roller, brush chargers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
  • Electrophotography Configuration And Component (AREA)
  • Discharging, Photosensitive Material Shape In Electrophotography (AREA)
DE69221972T 1991-07-31 1992-07-30 Aufladevorrichtung, Arbeitseinheit und Bilderzeugungsgerät Expired - Lifetime DE69221972T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19204191A JP3262346B2 (ja) 1991-07-31 1991-07-31 帯電装置及び帯電装置を有するプロセスカートリッジ又は画像形成装置

Publications (2)

Publication Number Publication Date
DE69221972D1 true DE69221972D1 (de) 1997-10-09
DE69221972T2 DE69221972T2 (de) 1998-01-02

Family

ID=16284627

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69221972T Expired - Lifetime DE69221972T2 (de) 1991-07-31 1992-07-30 Aufladevorrichtung, Arbeitseinheit und Bilderzeugungsgerät

Country Status (4)

Country Link
US (1) US5463450A (de)
EP (1) EP0526235B1 (de)
JP (1) JP3262346B2 (de)
DE (1) DE69221972T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0792775A (ja) * 1993-04-28 1995-04-07 Canon Inc 帯電部材、帯電装置、プロセスカートリッジ及び画像形成装置
EP0840176B1 (de) * 1993-07-30 2001-10-31 Canon Kabushiki Kaisha Aufladungsteil, Aufladungsvorrichtung und aus einem Bilderzeugungsgerät herausnehmbare Prozesskassette
JPH0822152A (ja) * 1994-07-07 1996-01-23 Hitachi Metals Ltd 画像形成方法
JP3277718B2 (ja) * 1994-08-24 2002-04-22 富士ゼロックス株式会社 電子写真用帯電ロール
US5613173A (en) * 1995-12-22 1997-03-18 Xerox Corporation Biased roll charging apparatus having clipped AC input voltage
US5722015A (en) * 1996-04-30 1998-02-24 Eastman Kodak Company Method and apparatus for adjusting the charge on toner
US6075955A (en) * 1998-01-23 2000-06-13 Mitsubishi Chemical America, Inc. Noise reducing device for photosensitive drum of an image forming apparatus
JP2001034040A (ja) * 1999-07-21 2001-02-09 Sharp Corp 接触帯電装置ならびにそれを備えたプロセスカートリッジおよび画像形成装置
US6453139B2 (en) 2000-01-18 2002-09-17 Canon Kabushiki Kaisha Image forming apparatus
JP4270167B2 (ja) 2005-05-20 2009-05-27 ブラザー工業株式会社 画像形成装置
US7835662B2 (en) * 2008-04-30 2010-11-16 Xerox Corporation Web fed charging roll cleaner
US7813667B2 (en) * 2008-04-30 2010-10-12 Xerox Corporation Web fed charging roll cleaner

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5767951A (en) * 1980-10-14 1982-04-24 Toshiba Corp Electric charger
JPS62151858A (ja) * 1985-12-26 1987-07-06 Matsushita Electric Ind Co Ltd 電子写真装置
EP0280542B1 (de) * 1987-02-26 1994-11-02 Canon Kabushiki Kaisha Bilderzeugungsgerät
JPH0664393B2 (ja) * 1988-02-11 1994-08-22 キヤノン株式会社 帯電用部材、それを有する接触帯電装置、それを用いた接触帯電方法およびそれを有する電子写真装置
JPH0830915B2 (ja) * 1988-02-19 1996-03-27 キヤノン株式会社 帯電部材、それを用いた帯電装置および電子写真装置
JPH0238289A (ja) * 1988-07-27 1990-02-07 Mitsubishi Electric Corp 展望用エレベータ
US5008706A (en) * 1988-10-31 1991-04-16 Canon Kabushiki Kaisha Electrophotographic apparatus
JPH0345981A (ja) * 1989-07-13 1991-02-27 Nec Corp 電子写真用感光ドラム
JPH0345978A (ja) * 1989-07-14 1991-02-27 Fuji Xerox Co Ltd 電子写真方法
JPH03240076A (ja) * 1990-02-17 1991-10-25 Canon Inc 帯電装置
JPH0451266A (ja) * 1990-06-20 1992-02-19 Seiko Epson Corp 画像形成装置
JP2561400B2 (ja) * 1991-07-31 1996-12-04 キヤノン株式会社 電子写真装置及びこの装置に着脱可能なプロセスカートリッジ

Also Published As

Publication number Publication date
US5463450A (en) 1995-10-31
EP0526235A3 (en) 1993-11-10
DE69221972T2 (de) 1998-01-02
JP3262346B2 (ja) 2002-03-04
EP0526235B1 (de) 1997-09-03
EP0526235A2 (de) 1993-02-03
JPH0535050A (ja) 1993-02-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition