DE69220313T2 - Kontaktaufladegerät und Verfahren - Google Patents

Kontaktaufladegerät und Verfahren

Info

Publication number
DE69220313T2
DE69220313T2 DE69220313T DE69220313T DE69220313T2 DE 69220313 T2 DE69220313 T2 DE 69220313T2 DE 69220313 T DE69220313 T DE 69220313T DE 69220313 T DE69220313 T DE 69220313T DE 69220313 T2 DE69220313 T2 DE 69220313T2
Authority
DE
Germany
Prior art keywords
contact charger
charger
contact
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.)
Revoked
Application number
DE69220313T
Other languages
English (en)
Other versions
DE69220313D1 (de
Inventor
Hideharu Daifuku
Kinya Suzuki
Hiroshi Kaneda
Yoshio Takizawa
Hiroshi Harashima
Yoshitomo Masuda
Takahiro Kawagoe
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.)
Bridgestone Corp
Original Assignee
Bridgestone 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27529839&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69220313(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP27670491A external-priority patent/JPH0588506A/ja
Priority claimed from JP27670691A external-priority patent/JPH0588508A/ja
Priority claimed from JP03276705A external-priority patent/JP3092252B2/ja
Priority claimed from JP22916892A external-priority patent/JPH0659554A/ja
Application filed by Bridgestone Corp filed Critical Bridgestone Corp
Application granted granted Critical
Publication of DE69220313D1 publication Critical patent/DE69220313D1/de
Publication of DE69220313T2 publication Critical patent/DE69220313T2/de
Anticipated expiration legal-status Critical
Revoked 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
    • 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)
DE69220313T 1991-09-27 1992-09-24 Kontaktaufladegerät und Verfahren Revoked DE69220313T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP27670491A JPH0588506A (ja) 1991-09-27 1991-09-27 帯電部材
JP27670691A JPH0588508A (ja) 1991-09-27 1991-09-27 帯電部材
JP03276705A JP3092252B2 (ja) 1991-09-27 1991-09-27 帯電部材及び帯電方法
JP30649191 1991-10-25
JP22916892A JPH0659554A (ja) 1992-08-05 1992-08-05 帯電部材及び帯電装置

Publications (2)

Publication Number Publication Date
DE69220313D1 DE69220313D1 (de) 1997-07-17
DE69220313T2 true DE69220313T2 (de) 1998-01-08

Family

ID=27529839

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69220313T Revoked DE69220313T2 (de) 1991-09-27 1992-09-24 Kontaktaufladegerät und Verfahren

Country Status (3)

Country Link
US (1) US5602712A (de)
EP (1) EP0534437B1 (de)
DE (1) DE69220313T2 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0596477B1 (de) * 1992-11-04 1998-02-04 Canon Kabushiki Kaisha Aufladungsteil und Gerät hiermit
JP3400054B2 (ja) * 1993-05-31 2003-04-28 株式会社リコー 画像形成装置
US5619311A (en) * 1993-05-31 1997-04-08 Ricoh Company, Ltd. Roller charging apparatus and image forming apparatus using the same
JPH08220840A (ja) * 1994-10-05 1996-08-30 Ricoh Co Ltd 帯電ローラ，それを用いたローラ帯電装置およびそれを用いた画像形成装置
US5625858A (en) * 1995-01-18 1997-04-29 Canon Kabushiki Kaisha Contact charging member, process for producing same and electrophotographic apparatus using same
US5740008A (en) * 1995-04-18 1998-04-14 Bridgestone Corporation Charging member and device
JPH08328352A (ja) * 1995-05-30 1996-12-13 Ricoh Co Ltd 帯電部材およびそれを用いた帯電装置
US5792533A (en) * 1995-08-16 1998-08-11 Ricoh Company, Ltd. Electrostatic charging roller
KR100204554B1 (ko) * 1997-02-28 1999-06-15 백정호 대전 롤러의 제조방법
EP0863447B1 (de) * 1997-03-05 2003-09-17 Canon Kabushiki Kaisha Aufladungsvorrichtung, Aufladeverfahren, Kassette und Bilderzeugungsgerät
US5845179A (en) 1997-08-22 1998-12-01 Xerox Corporation Pin charge coroton with optimum dimensions for minimum ozone production
US5890035A (en) * 1997-11-14 1999-03-30 Xerox Corporation Charging device module for use with print cartridge
US5987276A (en) * 1997-11-14 1999-11-16 Xerox Corporation Charging device having a shield with integral electrical connector
US5907753A (en) * 1997-11-14 1999-05-25 Xerox Corporation Charging device having an electrode with integral electrical connector
US6203855B1 (en) 1999-08-13 2001-03-20 Xerox Corporation Process for preparing nonbleeding fluorinated carbon and zinc oxide filler layer for bias charging member
US6620476B2 (en) 1999-08-13 2003-09-16 Xerox Corporation Nonbleeding fluorinated carbon and zinc oxide filled layer for bias charging member
US6432324B1 (en) * 1999-08-25 2002-08-13 Canon Kasei Kabushiki Kaisha Semiconducting member, functional member for electrophotography, and process cartridge
US6579473B1 (en) * 1999-10-28 2003-06-17 Bridgestone Corporation Ethylene propylene rubber foam and image formation equipment
DE10046055A1 (de) * 2000-09-18 2002-03-28 Voith Paper Patent Gmbh Elastische Walze
US6819899B2 (en) * 2001-06-22 2004-11-16 Seiko Epson Corporation Image forming apparatus employing work function relationships
JP3951860B2 (ja) * 2001-08-28 2007-08-01 東海ゴム工業株式会社 電子写真装置半導電性部材用の半導電性高分子弾性部材およびそれを用いた半導電性部材、ならびに電子写真装置半導電性部材用の半導電性高分子弾性部材の製法
US7172543B2 (en) * 2002-11-15 2007-02-06 Sumitomo Rubber Industries, Ltd. Conductive roller
WO2004106051A1 (en) * 2003-05-27 2004-12-09 Circular Technologies Electrophotographie member and process for manufacturing same
US7173805B2 (en) * 2004-07-20 2007-02-06 Hewlett-Packard Development Company, L.P. Polymer material
US20060020100A1 (en) * 2004-07-20 2006-01-26 Shirley Lee Conductive agents for polyurethane
US20080220363A1 (en) * 2007-03-09 2008-09-11 Konica Minolta Business Technologies, Inc. Developing roller and image forming method using the same
JP2009237463A (ja) * 2008-03-28 2009-10-15 Konica Minolta Business Technologies Inc 現像ローラ
KR20100053342A (ko) * 2008-11-12 2010-05-20 삼성전자주식회사 나일론12 식모가 식재된 도전성 롤러, 그를 구비한 현상유닛 및 화상형성장치
EP3230803B1 (de) 2015-04-24 2019-11-13 HP Indigo B.V. Aufladerollenpositionierung
US20220211547A1 (en) * 2019-02-25 2022-07-07 William T. MCCLELLAN Statically charged and rechargeable scar modulation dressing

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3684364A (en) * 1971-06-24 1972-08-15 Xerox Corp Lift off electrode
BE876237A (fr) * 1978-05-15 1979-11-14 Minnesota Mining & Mfg Procede de suppression des decharges d'etincelles a partir de surfaces chargees triboelectriquement negativement et surfaces ainsi obtenues
JPS6052870A (ja) * 1983-09-02 1985-03-26 Fuji Photo Film Co Ltd 電子写真複写装置
JPS6370258A (ja) * 1986-09-11 1988-03-30 Fujitsu Ltd 電子写真感光体
US4851960A (en) * 1986-12-15 1989-07-25 Canon Kabushiki Kaisha Charging device
US4727453A (en) * 1986-12-22 1988-02-23 Xerox Corporation Alternating current inductive charging of a photoreceptor
EP0280542B1 (de) * 1987-02-26 1994-11-02 Canon Kabushiki Kaisha Bilderzeugungsgerät
US4959688A (en) * 1987-10-19 1990-09-25 Canon Kabushiki Kaisha Image forming apparatus having charging and discharging means
US4967231A (en) * 1987-12-29 1990-10-30 Kabushiki Kaisha Toshiba Apparatus for forming an electrophotographic latent image
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
JPH0249066A (ja) * 1988-08-11 1990-02-19 Tokai Rubber Ind Ltd 導電性樹脂組成物
US5008706A (en) * 1988-10-31 1991-04-16 Canon Kabushiki Kaisha Electrophotographic apparatus
JP2860404B2 (ja) * 1989-03-03 1999-02-24 キヤノン株式会社 帯電部材および該帯電部材を有する電子写真装置
US5076201A (en) * 1989-03-16 1991-12-31 Fujitsu Limited Developing device used in electrophotographic field and method of producing developing roller incorporated therein
JPH036579A (ja) * 1989-06-05 1991-01-14 Canon Inc 帯電ローラーの表面粗面化方法
JP2575209B2 (ja) * 1989-07-05 1997-01-22 キヤノン株式会社 電子写真用帯電部材および電子写真装置
JPH0338664A (ja) * 1989-07-05 1991-02-19 Canon Inc 電子写真用帯電部材

Also Published As

Publication number Publication date
DE69220313D1 (de) 1997-07-17
US5602712A (en) 1997-02-11
EP0534437A2 (de) 1993-03-31
EP0534437A3 (de) 1995-03-08
EP0534437B1 (de) 1997-06-11

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation