DE69211507D1 - Elektrophotographisches Druckgerät - Google Patents

Elektrophotographisches Druckgerät

Info

Publication number
DE69211507D1
DE69211507D1 DE69211507T DE69211507T DE69211507D1 DE 69211507 D1 DE69211507 D1 DE 69211507D1 DE 69211507 T DE69211507 T DE 69211507T DE 69211507 T DE69211507 T DE 69211507T DE 69211507 D1 DE69211507 D1 DE 69211507D1
Authority
DE
Germany
Prior art keywords
printing machine
electrophotographic printing
electrophotographic
machine
printing
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
DE69211507T
Other languages
English (en)
Other versions
DE69211507T2 (de
Inventor
Kouichi Irihara
Hideo Yamasa
Fumio Shimazu
Takasumi Wada
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 DE69211507D1 publication Critical patent/DE69211507D1/de
Application granted granted Critical
Publication of DE69211507T2 publication Critical patent/DE69211507T2/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
    • G03G15/75—Details relating to xerographic drum, band or plate, e.g. replacing, testing
    • 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
    • G03G15/14—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base
    • G03G15/16—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer
    • G03G15/1665—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer by introducing the second base in the nip formed by the recording member and at least one transfer member, e.g. in combination with bias or heat
    • G03G15/167—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer by introducing the second base in the nip formed by the recording member and at least one transfer member, e.g. in combination with bias or heat at least one of the recording member or the transfer member being rotatable during the transfer
    • G03G15/1675—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer by introducing the second base in the nip formed by the recording member and at least one transfer member, e.g. in combination with bias or heat at least one of the recording member or the transfer member being rotatable during the transfer with means for controlling the bias applied in the transfer nip

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
  • Control Or Security For Electrophotography (AREA)
DE69211507T 1991-12-11 1992-12-10 Elektrophotographisches Druckgerät Expired - Fee Related DE69211507T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3327773A JPH05165305A (ja) 1991-12-11 1991-12-11 帯電装置

Publications (2)

Publication Number Publication Date
DE69211507D1 true DE69211507D1 (de) 1996-07-18
DE69211507T2 DE69211507T2 (de) 1997-01-30

Family

ID=18202825

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69211507T Expired - Fee Related DE69211507T2 (de) 1991-12-11 1992-12-10 Elektrophotographisches Druckgerät

Country Status (4)

Country Link
US (1) US5471283A (de)
EP (1) EP0546556B1 (de)
JP (1) JPH05165305A (de)
DE (1) DE69211507T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4407197A1 (de) * 1994-03-04 1995-09-07 Hoechst Schering Agrevo Gmbh Verfahren zur Herstellung von /L/-Homoalanin-4-yl-(methyl)phosphinsäure und deren Salze durch Racematspaltung
EP0698831B1 (de) * 1994-08-22 2003-04-16 Canon Kabushiki Kaisha Methode zur Kontrolle des Zustands der Bilderzeugung in einem Bilderzeugungsgerät
US5659839A (en) * 1994-10-12 1997-08-19 Mita Industrial Co. Ltd. Voltage control apparatus for controlling a charger in an image forming apparatus
US5842087A (en) * 1995-06-30 1998-11-24 Minolta Co., Ltd. Charging device for image forming apparatus
US6118952A (en) * 1996-03-04 2000-09-12 Canon Kabushiki Kaisha Image forming apparatus that detects image forming condition
JP4499216B2 (ja) * 1999-09-13 2010-07-07 株式会社東芝 画像形成装置
JP4371840B2 (ja) * 2004-02-06 2009-11-25 キヤノン株式会社 シート処理装置及び画像形成装置
US7596330B2 (en) * 2007-04-26 2009-09-29 Hewlett-Packard Development Company, L.P. Determining a location of an uncharged region on a photoconductive drum
JP5337752B2 (ja) * 2010-03-30 2013-11-06 京セラドキュメントソリューションズ株式会社 画像形成装置
JP6128871B2 (ja) * 2013-02-05 2017-05-17 キヤノン株式会社 画像形成装置
JP6385776B2 (ja) * 2014-09-29 2018-09-05 キヤノンファインテックニスカ株式会社 画像形成装置
US11239381B2 (en) 2018-08-13 2022-02-01 Hewlett-Packard Development Company, L.P. Photodiode structured photosensitive imaging surfaces, methods and apparatus

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56104349A (en) * 1980-01-24 1981-08-20 Toshiba Corp Charging device of electrophotographic copier
JPS5972067A (ja) * 1982-10-18 1984-04-23 Toshiba Corp 帯電装置の異常検出装置
JPS6242167A (ja) * 1985-08-20 1987-02-24 Canon Inc 画像形成装置
JPS62177570A (ja) * 1986-01-30 1987-08-04 Seiko Epson Corp 電子写真印刷装置
US4890125A (en) * 1987-07-22 1989-12-26 Kabushiki Kaisha Toshiba Image forming apparatus for controlling image forming operation in accordance with state of charger
JPS6491160A (en) * 1987-10-01 1989-04-10 Minolta Camera Kk Recording device
JP2927808B2 (ja) * 1988-03-22 1999-07-28 株式会社日立製作所 静電記録装置とその感光体寿命評価方法
US5012279A (en) * 1988-06-30 1991-04-30 Mita Industrial Co., Ltd. Abnormality-detecting method for an electrostatic image-recording machine
JPH02173678A (ja) * 1988-12-27 1990-07-05 Konica Corp 画像形成装置
US5065351A (en) * 1989-03-30 1991-11-12 Eastman Kodak Company Stabilization and calibration of precision electronic circuit component
JPH03156476A (ja) * 1989-11-15 1991-07-04 Canon Inc 画像形成装置の帯電装置
JPH04149565A (ja) * 1990-10-15 1992-05-22 Nippon Telegr & Teleph Corp <Ntt> 画像形成装置
JP2683168B2 (ja) * 1991-05-30 1997-11-26 シャープ株式会社 接触帯電装置

Also Published As

Publication number Publication date
JPH05165305A (ja) 1993-07-02
DE69211507T2 (de) 1997-01-30
US5471283A (en) 1995-11-28
EP0546556B1 (de) 1996-06-12
EP0546556A3 (en) 1993-11-18
EP0546556A2 (de) 1993-06-16

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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