DE69213992T2 - Elektrofotografisches Verfahren und Gerät - Google Patents

Elektrofotografisches Verfahren und Gerät

Info

Publication number
DE69213992T2
DE69213992T2 DE69213992T DE69213992T DE69213992T2 DE 69213992 T2 DE69213992 T2 DE 69213992T2 DE 69213992 T DE69213992 T DE 69213992T DE 69213992 T DE69213992 T DE 69213992T DE 69213992 T2 DE69213992 T2 DE 69213992T2
Authority
DE
Germany
Prior art keywords
electrophotographic process
electrophotographic
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
DE69213992T
Other languages
English (en)
Other versions
DE69213992D1 (de
Inventor
Hajime Yamamoto
Hiroshi Terada
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69213992D1 publication Critical patent/DE69213992D1/de
Publication of DE69213992T2 publication Critical patent/DE69213992T2/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
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • 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
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • G03G15/09—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer using magnetic brush
    • 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
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • G03G15/095—Removing excess solid developer, e.g. fog preventing
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/06—Developing structures, details
    • G03G2215/0602—Developer
    • G03G2215/0604—Developer solid type
    • G03G2215/0614—Developer solid type one-component
    • G03G2215/0621—Developer solid type one-component powder cloud
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/06—Developing structures, details
    • G03G2215/0634—Developing device
    • G03G2215/0636—Specific type of dry developer device
    • G03G2215/0639—Without donor member (i.e. developing housing slides on latent image-carrying member)

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
DE69213992T 1991-04-16 1992-04-14 Elektrofotografisches Verfahren und Gerät Expired - Fee Related DE69213992T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP8390591 1991-04-16
JP11827091 1991-05-23
JP11827491 1991-05-23
JP13092891 1991-06-03

Publications (2)

Publication Number Publication Date
DE69213992D1 DE69213992D1 (de) 1996-10-31
DE69213992T2 true DE69213992T2 (de) 1997-05-15

Family

ID=27466890

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69213992T Expired - Fee Related DE69213992T2 (de) 1991-04-16 1992-04-14 Elektrofotografisches Verfahren und Gerät

Country Status (3)

Country Link
US (1) US5298949A (de)
EP (1) EP0509441B1 (de)
DE (1) DE69213992T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5351115A (en) * 1991-05-23 1994-09-27 Matsushita Electric Industrial Co., Ltd. Color electrophotographic method and apparatus employed therefor
DE69218689T2 (de) * 1991-07-26 1997-07-24 Matsushita Electric Ind Co Ltd Elektrophotographisches Verfahren und Gerät hierfür
US5428428A (en) * 1992-06-15 1995-06-27 Konica Corporation Developing device having a control electrode
US5434651A (en) * 1992-09-28 1995-07-18 Matsushita Electric Industrial Co., Ltd. Image forming apparatus and a charging device
JPH06175485A (ja) * 1992-12-04 1994-06-24 Konica Corp 現像装置
US5550619A (en) * 1993-01-13 1996-08-27 Matsushita Electric Industrial Co., Ltd. Electrophotographic apparatus of improved low image density
US5596394A (en) * 1993-05-20 1997-01-21 Kyocera Corporation Charging apparatus for charging a photo-sensitive member by magnetically holding magnetic particles in a charging zone
US5457517A (en) * 1993-12-02 1995-10-10 Matsushita Electric Industrial Co., Ltd. Image forming apparatus having a plurality of support surfaces
EP0656571A1 (de) * 1993-12-02 1995-06-07 Matsushita Electric Industrial Co., Ltd. Entwicklungsvorrichtung und Bilderzeugungsgerät hiermit
US5526099A (en) * 1993-12-02 1996-06-11 Matsushita Electric Industrial Co., Ltd. Developing device and an image forming apparatus using the same
JPH086384A (ja) * 1994-06-15 1996-01-12 Matsushita Electric Ind Co Ltd 電子写真装置
CN102073250A (zh) * 2011-02-18 2011-05-25 珠海市奔码打印耗材有限公司 激光打印机的显影装置

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3105770A (en) * 1960-04-15 1963-10-01 Xerox Corp Cascade development improvement
DE1522670B2 (de) * 1966-07-02 1977-05-05 Philips Patentverwaltung Gmbh, 2000 Hamburg Vorrichtung zum entwickeln latenter elektrostatischer ladungsbilder
US3866574A (en) * 1973-02-15 1975-02-18 Xerox Corp Xerographic developing apparatus
DE2361062C3 (de) * 1973-12-07 1980-06-26 Philips Patentverwaltung Gmbh, 2000 Hamburg Entwicklungskammer für elektrostatisch latente Bilder
US5044310A (en) * 1978-07-28 1991-09-03 Canon Kabushiki Kaisha Developing apparatus for non-magnetic developer
CA1138723A (en) * 1978-07-28 1983-01-04 Tsutomu Toyono Developing method for developer transfer under electrical bias and apparatus therefor
US4473627A (en) * 1978-07-28 1984-09-25 Canon Kabushiki Kaisha Developing method for developer transfer under electrical bias and apparatus therefor
JPS5723986A (en) * 1980-07-18 1982-02-08 Fuji Xerox Co Ltd Cleaner for copying machine
JPS5729074A (en) * 1980-07-30 1982-02-16 Fuji Xerox Co Ltd Cleaning device of electronic copying machine
JPS589155A (ja) * 1981-07-09 1983-01-19 Fuji Xerox Co Ltd 現像方法
JPS5816269A (ja) * 1981-07-22 1983-01-29 Fuji Xerox Co Ltd 電子複写機の現像装置
FR2521069A2 (fr) * 1982-02-11 1983-08-12 Cii Honeywell Bull Dispositif pour l'application de particules solides sur le support d'enregistrement d'une imprimante non-impact
JPS60117276A (ja) * 1983-11-29 1985-06-24 Matsushita Electric Ind Co Ltd トナ−除去装置
JPS60117275A (ja) * 1983-11-29 1985-06-24 Matsushita Electric Ind Co Ltd トナ−除去装置
JPS613153A (ja) * 1984-06-18 1986-01-09 Hitachi Ltd 現像方法
JPS61270777A (ja) * 1985-05-27 1986-12-01 Hitachi Ltd 電子写真装置
JPS6342256A (ja) * 1986-08-07 1988-02-23 Matsushita Electric Ind Co Ltd ボタン電話装置
JPS63306485A (ja) * 1987-06-08 1988-12-14 Nec Corp 電子写真式印刷装置の感光ドラム
JPH01239570A (ja) * 1988-03-20 1989-09-25 Fujitsu Ltd 画像形成装置
DE69218689T2 (de) * 1991-07-26 1997-07-24 Matsushita Electric Ind Co Ltd Elektrophotographisches Verfahren und Gerät hierfür

Also Published As

Publication number Publication date
EP0509441A3 (en) 1993-07-21
US5298949A (en) 1994-03-29
EP0509441B1 (de) 1996-09-25
EP0509441A2 (de) 1992-10-21
DE69213992D1 (de) 1996-10-31

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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