DE69723656D1 - Rolle für primäre Aufladung - Google Patents

Rolle für primäre Aufladung

Info

Publication number
DE69723656D1
DE69723656D1 DE69723656T DE69723656T DE69723656D1 DE 69723656 D1 DE69723656 D1 DE 69723656D1 DE 69723656 T DE69723656 T DE 69723656T DE 69723656 T DE69723656 T DE 69723656T DE 69723656 D1 DE69723656 D1 DE 69723656D1
Authority
DE
Germany
Prior art keywords
primary roller
roller
primary
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
DE69723656T
Other languages
English (en)
Other versions
DE69723656T2 (de
Inventor
Edward Wayne Weidert
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.)
Lexmark International Inc
Original Assignee
Lexmark International 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 Lexmark International Inc filed Critical Lexmark International Inc
Publication of DE69723656D1 publication Critical patent/DE69723656D1/de
Application granted granted Critical
Publication of DE69723656T2 publication Critical patent/DE69723656T2/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)
  • Electrophotography Configuration And Component (AREA)
  • Rolls And Other Rotary Bodies (AREA)
DE69723656T 1996-11-27 1997-11-27 Rolle für primäre Aufladung Expired - Fee Related DE69723656T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/757,396 US5914742A (en) 1996-11-27 1996-11-27 Primary charge roller with protruding end
US757396 1996-11-27

Publications (2)

Publication Number Publication Date
DE69723656D1 true DE69723656D1 (de) 2003-08-28
DE69723656T2 DE69723656T2 (de) 2004-06-09

Family

ID=25047663

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69723656T Expired - Fee Related DE69723656T2 (de) 1996-11-27 1997-11-27 Rolle für primäre Aufladung

Country Status (5)

Country Link
US (1) US5914742A (de)
EP (1) EP0845715B1 (de)
JP (1) JP4287919B2 (de)
AU (1) AU722847B2 (de)
DE (1) DE69723656T2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5914742A (en) * 1996-11-27 1999-06-22 Lexmark International, Inc. Primary charge roller with protruding end
JP2002070836A (ja) * 2000-08-25 2002-03-08 Bridgestone Corp 事務機器用弾性ローラ
US6985683B2 (en) * 2003-11-05 2006-01-10 Lexmark International, Inc. Method of mitigating toner damage in high speed contact developing with end seal
JP4228238B2 (ja) * 2006-08-18 2009-02-25 セイコーエプソン株式会社 ローラ成形装置、ローラ成形用金型、ローラ製造方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07113792B2 (ja) * 1987-02-26 1995-12-06 キヤノン株式会社 接触帯電装置
JPH0425870A (ja) * 1990-05-21 1992-01-29 Canon Inc 帯電装置
DE69127227T2 (de) * 1990-05-21 1998-02-26 Canon Kk Aufladevorrichtung, Bilderzeugungsgerät mit einer solchen Vorrichtung und von dem Bilderzeugungsgerät abnehmbare Arbeitseinheit
JP2899123B2 (ja) * 1991-03-20 1999-06-02 キヤノン株式会社 帯電部材、帯電装置、この帯電装置を備えた画像形成装置及びこの画像形成装置に着脱可能なプロセスユニット
JP2848547B2 (ja) * 1991-11-06 1999-01-20 富士通株式会社 画像形成装置用ローラ及びこれを用いた画像形成装置
EP0554114B1 (de) * 1992-01-30 1998-09-09 Canon Kabushiki Kaisha Aufladungsteil, Aufladungsvorrichtung, Prozesskassette und Bilderzeugungsgerät
JPH05224506A (ja) * 1992-02-13 1993-09-03 Canon Inc 帯電装置
JPH05333668A (ja) * 1992-05-29 1993-12-17 Canon Inc 接触帯電装置、及びプロセスカートリッジ
JPH0720684A (ja) * 1993-07-06 1995-01-24 Fuji Xerox Co Ltd 帯電用ロール
JPH0689051A (ja) * 1992-09-07 1994-03-29 Canon Inc 接触帯電装置及び画像形成装置
EP0590912A3 (de) * 1992-09-28 1995-04-19 Mita Industrial Co Ltd Verfahren zum Kontaktaufladen der Oberfläche eines photoempfindlichen Materials.
JP3253367B2 (ja) * 1992-09-28 2002-02-04 富士通株式会社 ブラシ帯電器及び画像形成装置
JPH06295116A (ja) * 1993-02-10 1994-10-21 Matsushita Electric Ind Co Ltd 帯電ローラ
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
TW272259B (de) * 1993-05-31 1996-03-11 Mitsuta Industry Co Ltd
US5506745A (en) * 1994-08-05 1996-04-09 Xerox Corporation Hollow conformable charge roll
US5467178A (en) * 1994-08-24 1995-11-14 Hewlett-Packard Company Pressure roller for reducing media curl and wave in electrophotographic printers
US5914742A (en) * 1996-11-27 1999-06-22 Lexmark International, Inc. Primary charge roller with protruding end

Also Published As

Publication number Publication date
US5914742A (en) 1999-06-22
JPH10213949A (ja) 1998-08-11
EP0845715A1 (de) 1998-06-03
AU722847B2 (en) 2000-08-10
JP4287919B2 (ja) 2009-07-01
DE69723656T2 (de) 2004-06-09
EP0845715B1 (de) 2003-07-23
AU4438397A (en) 1998-06-04

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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