DE69410015D1 - Aufladevorrichtung - Google Patents

Aufladevorrichtung

Info

Publication number
DE69410015D1
DE69410015D1 DE69410015T DE69410015T DE69410015D1 DE 69410015 D1 DE69410015 D1 DE 69410015D1 DE 69410015 T DE69410015 T DE 69410015T DE 69410015 T DE69410015 T DE 69410015T DE 69410015 D1 DE69410015 D1 DE 69410015D1
Authority
DE
Germany
Prior art keywords
charger
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
DE69410015T
Other languages
English (en)
Other versions
DE69410015T2 (de
Inventor
Katsumi Adachi
Shiro Narikawa
Takashi Hayakawa
Yukihito Nishio
Hirofumi Yanagizawa
Takumi Sakamoto
Atsushi Okada
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.)
Sharp Corp
Original Assignee
Sharp Corp
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 Sharp Corp filed Critical Sharp Corp
Publication of DE69410015D1 publication Critical patent/DE69410015D1/de
Application granted granted Critical
Publication of DE69410015T2 publication Critical patent/DE69410015T2/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
    • G03G15/02—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
    • G03G15/0233—Structure, details of the charging member, e.g. chemical composition, surface properties

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Physics & Mathematics (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
DE69410015T 1993-06-17 1994-06-16 Aufladevorrichtung Expired - Lifetime DE69410015T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5146316A JP2694316B2 (ja) 1993-06-17 1993-06-17 帯電装置

Publications (2)

Publication Number Publication Date
DE69410015D1 true DE69410015D1 (de) 1998-06-10
DE69410015T2 DE69410015T2 (de) 1998-12-17

Family

ID=15404919

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69410015T Expired - Lifetime DE69410015T2 (de) 1993-06-17 1994-06-16 Aufladevorrichtung

Country Status (4)

Country Link
US (1) US5592263A (de)
EP (1) EP0629922B1 (de)
JP (1) JP2694316B2 (de)
DE (1) DE69410015T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3859770B2 (ja) * 1996-05-20 2006-12-20 株式会社リコー 画像形成法
JPH11218998A (ja) * 1998-02-02 1999-08-10 Oki Data Corp 帯電ローラ
JP2002229306A (ja) * 2001-01-31 2002-08-14 Canon Inc 帯電装置、画像形成装置及びプロセスカートリッジ
US20040086309A1 (en) * 2002-10-31 2004-05-06 Yasuyuki Ohara Conductive brush and method of manufacturing a conductive brush
JP2014098851A (ja) 2012-11-15 2014-05-29 Ricoh Co Ltd 導電性部材、プロセスカートリッジ、及び、画像形成装置

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4336565A (en) * 1980-08-04 1982-06-22 Xerox Corporation Charge process with a carbon fiber brush electrode
JPS5746265A (en) * 1980-09-03 1982-03-16 Canon Inc Electricity charging equipment
JPS5767951A (en) * 1980-10-14 1982-04-24 Toshiba Corp Electric charger
US4761709A (en) * 1984-10-29 1988-08-02 Xerox Corporation Contact brush charging
JPS62134660A (ja) * 1985-12-09 1987-06-17 Canon Inc 帯電装置
US4851960A (en) * 1986-12-15 1989-07-25 Canon Kabushiki Kaisha Charging device
JPS62168171A (ja) * 1986-12-26 1987-07-24 Toshiba Corp 帯電装置
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
US5012282A (en) * 1988-02-25 1991-04-30 Fujitsu Limited Brush contact type charging unit in an image forming apparatus
JPH0212275A (ja) * 1988-06-30 1990-01-17 Sharp Corp 画像形成装置
JPH02309371A (ja) * 1989-05-25 1990-12-25 Canon Inc 接触帯電装置
JPH04161967A (ja) * 1990-10-25 1992-06-05 Ricoh Co Ltd 接触帯電方式の画像形成装置及びその帯電ローラ
US5245386A (en) * 1991-03-01 1993-09-14 Minolta Camera Kabushiki Kaisha Contact charging device having a brush restricting member
JPH04218076A (ja) * 1991-03-19 1992-08-07 Canon Inc 接触帯電方法
JPH04340565A (ja) * 1991-05-16 1992-11-26 Minolta Camera Co Ltd ブラシ帯電装置
JP3070144B2 (ja) * 1991-06-26 2000-07-24 三菱化学株式会社 帯電装置
JPH0580635A (ja) * 1991-09-25 1993-04-02 Minolta Camera Co Ltd 画像形成装置
JPH05249802A (ja) * 1992-03-06 1993-09-28 Oki Electric Ind Co Ltd 電子写真プリンタ
DE69328203T2 (de) * 1992-04-21 2000-08-10 Sharp K.K., Osaka Elektrophotographisches Kopiergerät
US5426488A (en) * 1992-10-19 1995-06-20 Sharp Kabushiki Kaisha Method of charging a built-in electrophotographic charge member

Also Published As

Publication number Publication date
EP0629922B1 (de) 1998-05-06
EP0629922A2 (de) 1994-12-21
US5592263A (en) 1997-01-07
EP0629922A3 (de) 1995-03-15
JPH075745A (ja) 1995-01-10
JP2694316B2 (ja) 1997-12-24
DE69410015T2 (de) 1998-12-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition