FR2651901B1 - Appareil de formation d'images. - Google Patents

Appareil de formation d'images.

Info

Publication number
FR2651901B1
FR2651901B1 FR9011321A FR9011321A FR2651901B1 FR 2651901 B1 FR2651901 B1 FR 2651901B1 FR 9011321 A FR9011321 A FR 9011321A FR 9011321 A FR9011321 A FR 9011321A FR 2651901 B1 FR2651901 B1 FR 2651901B1
Authority
FR
France
Prior art keywords
image forming
forming apparatus
image
forming
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
FR9011321A
Other languages
English (en)
Other versions
FR2651901A1 (fr
Inventor
Hiroki Kisu
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
Application filed by Canon Inc filed Critical Canon Inc
Publication of FR2651901A1 publication Critical patent/FR2651901A1/fr
Application granted granted Critical
Publication of FR2651901B1 publication Critical patent/FR2651901B1/fr
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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S347/00—Incremental printing of symbolic information
    • Y10S347/90—Data processing for electrostatic recording

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Physics & Mathematics (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
FR9011321A 1989-09-14 1990-09-13 Appareil de formation d'images. Expired - Lifetime FR2651901B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1239562A JPH0789249B2 (ja) 1989-09-14 1989-09-14 画像形成装置

Publications (2)

Publication Number Publication Date
FR2651901A1 FR2651901A1 (fr) 1991-03-15
FR2651901B1 true FR2651901B1 (fr) 1993-12-24

Family

ID=17046647

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9011321A Expired - Lifetime FR2651901B1 (fr) 1989-09-14 1990-09-13 Appareil de formation d'images.

Country Status (6)

Country Link
US (1) US5146281A (fr)
EP (1) EP0417801B1 (fr)
JP (1) JPH0789249B2 (fr)
DE (1) DE69018907T2 (fr)
FR (1) FR2651901B1 (fr)
IT (1) IT1244127B (fr)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2817391B2 (ja) * 1990-11-02 1998-10-30 キヤノン株式会社 帯電装置
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
EP0526208A1 (fr) * 1991-07-31 1993-02-03 Canon Kabushiki Kaisha Elément photosensible et appareil électrophotographique l'utilisant
JP2864819B2 (ja) * 1991-11-13 1999-03-08 キヤノン株式会社 画像形成装置
US5786091A (en) * 1991-12-02 1998-07-28 Ricoh Company, Ltd. Charge roller for an image forming apparatus
JPH06266206A (ja) * 1993-01-13 1994-09-22 Ricoh Co Ltd 帯電ローラ
US5412455A (en) * 1992-01-30 1995-05-02 Canon Kabushiki Kaisha Charging device, image forming apparatus and detachably mountable process cartridge having a constant voltage power source feature
US5293200A (en) * 1992-02-18 1994-03-08 Brother Kogyo Kabushiki Kaisha Electrostatic device for charging a photosensitive surface
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
US5426488A (en) * 1992-10-19 1995-06-20 Sharp Kabushiki Kaisha Method of charging a built-in electrophotographic charge member
US5619311A (en) * 1993-05-31 1997-04-08 Ricoh Company, Ltd. Roller charging apparatus and image forming apparatus using the same
JP3240759B2 (ja) * 1993-06-24 2001-12-25 東海ゴム工業株式会社 導電性ロール
JPH0728309A (ja) * 1993-07-13 1995-01-31 Toshiba Corp 画像形成装置
DE69418268T2 (de) * 1993-09-07 1999-09-23 Matsushita Electric Ind Co Ltd Aufladevorrichtung und Bilderzeugungsgerät mit der Aufladevorrichtung
US5479244A (en) * 1993-09-29 1995-12-26 Nec Corporation Charger for charging an image holding member included in an image forming apparatus
JP3747478B2 (ja) * 1993-10-27 2006-02-22 コニカミノルタビジネステクノロジーズ株式会社 接触帯電装置
DE69425954T2 (de) * 1993-12-28 2001-01-18 Matsushita Electric Ind Co Ltd Aufladevorrichtung, Bilderzeugungsgerät mit der Aufladevorrichtung und Verfahren zur Herstellung der Vorrichtung
JPH07306569A (ja) * 1994-05-11 1995-11-21 Canon Inc 帯電部材、帯電装置、画像形成装置、及びプロセス カートリッジ
JP3428379B2 (ja) * 1997-07-11 2003-07-22 シャープ株式会社 画像形成装置
JPH11219003A (ja) * 1998-01-30 1999-08-10 Nec Niigata Ltd 帯電装置
JP3967450B2 (ja) 1998-02-24 2007-08-29 東海ゴム工業株式会社 帯電ロール
JP2003302825A (ja) * 2002-04-09 2003-10-24 Canon Inc 現像装置及びプロセスカートリッジ及び画像形成装置
JP5157097B2 (ja) * 2006-07-18 2013-03-06 株式会社リコー 画像形成装置の帯電工程評価方法
JP5283878B2 (ja) * 2006-11-20 2013-09-04 キヤノン株式会社 画像形成装置
JP2019148643A (ja) 2018-02-26 2019-09-05 キヤノン株式会社 画像形成装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
EP0308185B1 (fr) * 1987-09-14 1993-11-24 Canon Kabushiki Kaisha Dispositif de charge

Also Published As

Publication number Publication date
DE69018907D1 (de) 1995-06-01
EP0417801B1 (fr) 1995-04-26
JPH03101765A (ja) 1991-04-26
EP0417801A2 (fr) 1991-03-20
DE69018907T2 (de) 1995-09-28
IT9048277A0 (it) 1990-09-14
FR2651901A1 (fr) 1991-03-15
EP0417801A3 (en) 1992-08-26
US5146281A (en) 1992-09-08
IT9048277A1 (it) 1992-03-14
IT1244127B (it) 1994-07-08
JPH0789249B2 (ja) 1995-09-27

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