DE69125406D1 - Aufladegerät - Google Patents

Aufladegerät

Info

Publication number
DE69125406D1
DE69125406D1 DE69125406T DE69125406T DE69125406D1 DE 69125406 D1 DE69125406 D1 DE 69125406D1 DE 69125406 T DE69125406 T DE 69125406T DE 69125406 T DE69125406 T DE 69125406T DE 69125406 D1 DE69125406 D1 DE 69125406D1
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 - Fee Related
Application number
DE69125406T
Other languages
English (en)
Other versions
DE69125406T2 (de
Inventor
Norihisa Hoshika
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 JP1409290A external-priority patent/JP2785411B2/ja
Priority claimed from JP1409390A external-priority patent/JPH03217872A/ja
Application filed by Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE69125406D1 publication Critical patent/DE69125406D1/de
Publication of DE69125406T2 publication Critical patent/DE69125406T2/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
    • G03G15/02—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)
DE69125406T 1990-01-24 1991-01-24 Aufladegerät Expired - Fee Related DE69125406T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1409290A JP2785411B2 (ja) 1990-01-24 1990-01-24 接触帯電装置
JP1409390A JPH03217872A (ja) 1990-01-24 1990-01-24 接触帯電装置

Publications (2)

Publication Number Publication Date
DE69125406D1 true DE69125406D1 (de) 1997-05-07
DE69125406T2 DE69125406T2 (de) 1997-10-30

Family

ID=26349991

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69125406T Expired - Fee Related DE69125406T2 (de) 1990-01-24 1991-01-24 Aufladegerät

Country Status (3)

Country Link
US (1) US5357322A (de)
EP (1) EP0439168B1 (de)
DE (1) DE69125406T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5534344A (en) * 1992-01-30 1996-07-09 Canon Kabushiki Kaisha Charging member having a loosely supported charger portion
CN1049745C (zh) * 1993-05-31 2000-02-23 株式会社理光 辊筒充电装置和采用该装置的图像形成装置
JPH0869152A (ja) * 1994-08-26 1996-03-12 Minolta Co Ltd 接触帯電装置
US5860046A (en) * 1996-07-09 1999-01-12 Minolta Co., Ltd. Charging method and charging device
JP3527910B2 (ja) * 1998-08-31 2004-05-17 グンゼ株式会社 帯電ローラ式電子写真複写装置
JP2008065070A (ja) * 2006-09-07 2008-03-21 Ricoh Co Ltd 画像形成装置及び方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3671806A (en) * 1970-11-20 1972-06-20 Eastman Kodak Co Method of and apparatus for applying an electrical charge to a moving sheet of flexible material
US4259003A (en) * 1979-08-06 1981-03-31 Savin Corporation Imaging surface discharge and cleaning apparatus for electrophotographic copier
DE3164262D1 (en) * 1980-03-10 1984-07-26 Tokyo Shibaura Electric Co Charging device
JPS57201275A (en) * 1981-06-03 1982-12-09 Fuji Xerox Co Ltd Cleaning blade
JPS6014966A (ja) * 1983-07-06 1985-01-25 Shibuya Kogyo Co Ltd 糊付装置
JPS61113083A (ja) * 1984-11-07 1986-05-30 Canon Inc 定着用ロ−ラ及びそれを有する定着装置
JPH0616200B2 (ja) * 1984-11-15 1994-03-02 ミノルタカメラ株式会社 電子写真式画像形成装置
JP2519414B2 (ja) * 1986-01-30 1996-07-31 三田工業株式会社 電子写真装置
JPS6348754A (ja) * 1986-08-14 1988-03-01 Fuji Electric Co Ltd 燃料電池用電極触媒層の製造方法
JPS6393760A (ja) * 1986-10-08 1988-04-25 Kemipuro Kasei Kk 芳香族ヒドラゾ化合物の製造法
US4727453A (en) * 1986-12-22 1988-02-23 Xerox Corporation Alternating current inductive charging of a photoreceptor
EP0308185B1 (de) * 1987-09-14 1993-11-24 Canon Kabushiki Kaisha Aufladevorrichtung
DE3889708T2 (de) * 1987-10-05 1994-09-22 Canon Kk Bilderzeugungsgerät.
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
US5008706A (en) * 1988-10-31 1991-04-16 Canon Kabushiki Kaisha Electrophotographic apparatus
US5043579A (en) * 1990-06-27 1991-08-27 Xerox Corporation Uniform charging device

Also Published As

Publication number Publication date
US5357322A (en) 1994-10-18
EP0439168A3 (en) 1993-01-20
DE69125406T2 (de) 1997-10-30
EP0439168B1 (de) 1997-04-02
EP0439168A2 (de) 1991-07-31

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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