DE69221973T2 - Aufladungsvorrichtung, Prozesskassette und Bilderzeugungsgerät hiermit - Google Patents

Aufladungsvorrichtung, Prozesskassette und Bilderzeugungsgerät hiermit

Info

Publication number: DE69221973T2
Authority: DE; Germany
Prior art keywords: herewith; image forming; forming apparatus; charging device; process cartridge
Prior art date: 1991-07-31
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

DE69221973T

Other languages

English (en)

Other versions

DE69221973D1 (de

Inventor

Masahiro Goto

Takahiro Inoue

Hiroshi Sasame

Shinichi Tsukida

Manabu Takano

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.)

1991-07-31

Filing date

1992-07-30

Publication date

1998-01-02

1992-07-30 Application filed by Canon Inc filed Critical Canon Inc

1997-10-09 Publication of DE69221973D1 publication Critical patent/DE69221973D1/de

1998-01-02 Application granted granted Critical

1998-01-02 Publication of DE69221973T2 publication Critical patent/DE69221973T2/de

2012-07-31 Anticipated expiration legal-status Critical

Status 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
- G03G15/751—Details relating to xerographic drum, band or plate, e.g. replacing, testing relating to drum
- 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

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Plasma & Fusion (AREA)
Electrostatic Charge, Transfer And Separation In Electrography (AREA)
Discharging, Photosensitive Material Shape In Electrophotography (AREA)
Electrophotography Configuration And Component (AREA)

DE69221973T 1991-07-31 1992-07-30 Aufladungsvorrichtung, Prozesskassette und Bilderzeugungsgerät hiermit Expired - Fee Related DE69221973T2 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP3192042A JP2561400B2 (ja)	1991-07-31	1991-07-31	電子写真装置及びこの装置に着脱可能なプロセスカートリッジ

Publications (2)

Publication Number	Publication Date
DE69221973D1 DE69221973D1 (de)	1997-10-09
DE69221973T2 true DE69221973T2 (de)	1998-01-02

Family

ID=16284645

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE69221973T Expired - Fee Related DE69221973T2 (de)	1991-07-31	1992-07-30	Aufladungsvorrichtung, Prozesskassette und Bilderzeugungsgerät hiermit

Country Status (4)

Country	Link
US (1)	US5272506A (de)
EP (1)	EP0526236B1 (de)
JP (1)	JP2561400B2 (de)
DE (1)	DE69221973T2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP3262346B2 (ja) *	1991-07-31	2002-03-04	キヤノン株式会社	帯電装置及び帯電装置を有するプロセスカートリッジ又は画像形成装置
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
JP3283906B2 (ja) *	1992-06-08	2002-05-20	キヤノン株式会社	帯電装置
JP3285413B2 (ja) *	1993-04-28	2002-05-27	キヤノン株式会社	感光体ドラム及びプロセスカートリッジ及び画像形成装置
JP3400054B2 (ja) *	1993-05-31	2003-04-28	株式会社リコー	画像形成装置
JP2925432B2 (ja) *	1993-06-29	1999-07-28	キヤノン株式会社	画像形成装置
DE69428924T2 (de) *	1993-07-30	2002-04-04	Canon Kk	Aufladungsteil, Aufladevorrichtung und aus einem Bilderzeugungsgerät herausnehmbare Prozesskassette
JP3973121B2 (ja) *	1997-08-21	2007-09-12	株式会社リコー	電子写真感光ドラム
US6075955A (en) *	1998-01-23	2000-06-13	Mitsubishi Chemical America, Inc.	Noise reducing device for photosensitive drum of an image forming apparatus
JP2001034040A (ja) *	1999-07-21	2001-02-09	Sharp Corp	接触帯電装置ならびにそれを備えたプロセスカートリッジおよび画像形成装置
US6453139B2 (en)	2000-01-18	2002-09-17	Canon Kabushiki Kaisha	Image forming apparatus
JP2004038034A (ja) *	2002-07-05	2004-02-05	Ricoh Co Ltd	帯電装置、プロセスカートリッジ、画像形成装置および複写機
JP4270167B2 (ja)	2005-05-20	2009-05-27	ブラザー工業株式会社	画像形成装置
JP5532756B2 (ja) *	2009-08-28	2014-06-25	株式会社リコー	画像形成装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0078337B1 (de) *	1981-10-30	1987-04-22	Ibm Deutschland Gmbh	Kontakteinrichtung zur lösbaren Verbindung elektrischer Bauteile
US4774541A (en) *	1986-11-20	1988-09-27	Xerox Corporation	Single component development system with biased squirrel cage for delivering toner particles to a charging nip
US4851960A (en) *	1986-12-15	1989-07-25	Canon Kabushiki Kaisha	Charging device
JPS63149669A (ja) *	1986-12-15	1988-06-22	Canon Inc	接触帯電方法
DE3851968T2 (de) *	1987-02-26	1995-03-30	Canon Kk	Bilderzeugungsgerät.
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
JPH0238289A (ja) *	1988-07-27	1990-02-07	Mitsubishi Electric Corp	展望用エレベータ
JPH02130568A (ja) *	1988-11-10	1990-05-18	Toshiba Corp	イオン発生装置
JPH0345981A (ja) *	1989-07-13	1991-02-27	Nec Corp	電子写真用感光ドラム
JPH03100675A (ja) *	1989-09-14	1991-04-25	Canon Inc	接触帯電装置
EP0442527B1 (de) *	1990-02-16	1998-11-25	Canon Kabushiki Kaisha	Bilderzeugungsgerät
US5182604A (en) *	1990-03-17	1993-01-26	Canon Kabushiki Kaisha	Transfer roller with voltage polarity control
KR920008465B1 (ko) *	1990-06-18	1992-09-30	주식회사 금성사	전자 사진 방식 기기에서의 감광체 드럼 전원 공급 방법

1991
- 1991-07-31 JP JP3192042A patent/JP2561400B2/ja not_active Expired - Fee Related
1992
- 1992-07-30 EP EP92307005A patent/EP0526236B1/de not_active Expired - Lifetime
- 1992-07-30 US US07/921,688 patent/US5272506A/en not_active Expired - Lifetime
- 1992-07-30 DE DE69221973T patent/DE69221973T2/de not_active Expired - Fee Related

Also Published As

Publication number	Publication date
EP0526236B1 (de)	1997-09-03
EP0526236A3 (en)	1993-03-10
US5272506A (en)	1993-12-21
JP2561400B2 (ja)	1996-12-04
DE69221973D1 (de)	1997-10-09
EP0526236A2 (de)	1993-02-03
JPH0535051A (ja)	1993-02-12

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Legal Events

Date	Code	Title	Description
1998-10-01	8364	No opposition during term of opposition
2010-05-20	8339	Ceased/non-payment of the annual fee