ES2131593T3 - Rollo de carga para un aparato de formacion de imagenes. - Google Patents

Rollo de carga para un aparato de formacion de imagenes.

Info

Publication number
ES2131593T3
ES2131593T3 ES94100436T ES94100436T ES2131593T3 ES 2131593 T3 ES2131593 T3 ES 2131593T3 ES 94100436 T ES94100436 T ES 94100436T ES 94100436 T ES94100436 T ES 94100436T ES 2131593 T3 ES2131593 T3 ES 2131593T3
Authority
ES
Spain
Prior art keywords
elastic layer
substance
image formation
formation device
surface layer
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
ES94100436T
Other languages
English (en)
Spanish (es)
Inventor
Kazuo Nojima
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Application granted granted Critical
Publication of ES2131593T3 publication Critical patent/ES2131593T3/es
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)
  • Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
  • Delivering By Means Of Belts And Rollers (AREA)
  • Sheets, Magazines, And Separation Thereof (AREA)
  • Rolls And Other Rotary Bodies (AREA)
ES94100436T 1993-01-13 1994-01-13 Rollo de carga para un aparato de formacion de imagenes. Expired - Lifetime ES2131593T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP367593 1993-01-13
JP27059093A JPH06266206A (ja) 1993-01-13 1993-10-28 帯電ローラ

Publications (1)

Publication Number Publication Date
ES2131593T3 true ES2131593T3 (es) 1999-08-01

Family

ID=26337309

Family Applications (2)

Application Number Title Priority Date Filing Date
ES94100436T Expired - Lifetime ES2131593T3 (es) 1993-01-13 1994-01-13 Rollo de carga para un aparato de formacion de imagenes.
ES97107365T Expired - Lifetime ES2208783T3 (es) 1993-01-13 1994-01-13 Rodillo cargador para un aparato de formacion de imagenes.

Family Applications After (1)

Application Number Title Priority Date Filing Date
ES97107365T Expired - Lifetime ES2208783T3 (es) 1993-01-13 1994-01-13 Rodillo cargador para un aparato de formacion de imagenes.

Country Status (4)

Country Link
EP (2) EP0810486B1 (fr)
JP (1) JPH06266206A (fr)
DE (2) DE69417931T2 (fr)
ES (2) ES2131593T3 (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5610795A (en) * 1994-08-01 1997-03-11 Xerox Corporation Self biasing charging member
DE69525214T2 (de) 1994-10-18 2002-07-11 Canon K.K., Tokio/Tokyo Verfahren zur Wiederherstellung eines Aufladungselements
JP3346970B2 (ja) * 1994-11-22 2002-11-18 日本ゼオン株式会社 ゴムロール、ゴム組成物、及び画像形成装置
US5625858A (en) * 1995-01-18 1997-04-29 Canon Kabushiki Kaisha Contact charging member, process for producing same and electrophotographic apparatus using same
JP3028057B2 (ja) * 1996-02-21 2000-04-04 富士ゼロックス株式会社 帯電部材
US5849399A (en) * 1996-04-19 1998-12-15 Xerox Corporation Bias transfer members with fluorinated carbon filled fluoroelastomer outer layer
US6141516A (en) * 1996-06-28 2000-10-31 Xerox Corporation Fluorinated carbon filled fluoroelastomer outer layer
JP3598718B2 (ja) * 1997-03-25 2004-12-08 東海ゴム工業株式会社 半導電性ロール
US6558781B1 (en) 1999-07-12 2003-05-06 Canon Kabushiki Kaisha Conductive roller, process cartridge and image forming apparatus
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
EP1156388A1 (fr) * 2000-05-16 2001-11-21 Hokushin Corporation Elément de chargement
US8483591B2 (en) 2009-08-27 2013-07-09 Xerox Corporation Bias charging overcoat
JP5471176B2 (ja) * 2009-08-28 2014-04-16 富士ゼロックス株式会社 導電性ローラ用組成物、導電性ローラ、帯電装置、画像形成装置およびプロセスカートリッジならびに導電性ローラの製造方法
US8649704B2 (en) 2009-11-20 2014-02-11 Xerox Corporation Bias charging overcoat
US8768219B2 (en) 2009-11-20 2014-07-01 Xerox Corporation Bias charging overcoat
US9442451B2 (en) 2014-11-28 2016-09-13 Canon Kabushiki Kaisha Electroconductive member for electrophotography, process cartridge, and electrophotographic image-forming apparatus
US10416588B2 (en) 2016-10-31 2019-09-17 Canon Kabushiki Kaisha Charging member, process cartridge, electrophotographic image forming apparatus, and method for manufacturing charging member

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4727453A (en) * 1986-12-22 1988-02-23 Xerox Corporation Alternating current inductive charging of a photoreceptor
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
JPH0789249B2 (ja) * 1989-09-14 1995-09-27 キヤノン株式会社 画像形成装置
JP2765660B2 (ja) * 1990-07-20 1998-06-18 キヤノン株式会社 帯電用部材
JP3056273B2 (ja) * 1991-03-28 2000-06-26 キヤノン株式会社 帯電用部材
JP3053246B2 (ja) * 1991-04-10 2000-06-19 株式会社リコー 半導電性ローラ
US5270768A (en) * 1991-04-24 1993-12-14 Canon Kabushiki Kaisha Charging member containing reduced titanium oxide and device using same

Also Published As

Publication number Publication date
DE69417931T2 (de) 1999-09-16
JPH06266206A (ja) 1994-09-22
DE69433430T2 (de) 2004-10-07
EP0810486B1 (fr) 2003-12-17
ES2208783T3 (es) 2004-06-16
EP0810486A2 (fr) 1997-12-03
EP0810486A3 (fr) 1998-04-15
EP0606907A1 (fr) 1994-07-20
EP0606907B1 (fr) 1999-04-21
DE69417931D1 (de) 1999-05-27
DE69433430D1 (de) 2004-01-29

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