DE69413721T2 - Elektrophotographisches Gerät - Google Patents

Elektrophotographisches Gerät

Info

Publication number
DE69413721T2
DE69413721T2 DE69413721T DE69413721T DE69413721T2 DE 69413721 T2 DE69413721 T2 DE 69413721T2 DE 69413721 T DE69413721 T DE 69413721T DE 69413721 T DE69413721 T DE 69413721T DE 69413721 T2 DE69413721 T2 DE 69413721T2
Authority
DE
Germany
Prior art keywords
electrophotographic device
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
DE69413721T
Other languages
English (en)
Other versions
DE69413721D1 (de
Inventor
Hiroshi Komakine
Hiroshi Terada
Hajime Yamamoto
Kazumasa Hayashi
Masahiro Aizawa
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
Priority claimed from JP5003779A external-priority patent/JP3018805B2/ja
Priority claimed from JP05016110A external-priority patent/JP3027892B2/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE69413721D1 publication Critical patent/DE69413721D1/de
Application granted granted Critical
Publication of DE69413721T2 publication Critical patent/DE69413721T2/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
    • G03G15/095—Removing excess solid developer, e.g. fog preventing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y15/00—Nanotechnology for interacting, sensing or actuating, e.g. quantum dots as markers in protein assays or molecular motors
    • 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
    • G03G15/0921—Details concerning the magnetic brush roller structure, e.g. magnet configuration
    • 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)
  • Nanotechnology (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)
  • Cleaning In Electrography (AREA)
  • Dry Development In Electrophotography (AREA)
DE69413721T 1993-01-13 1994-01-12 Elektrophotographisches Gerät Expired - Fee Related DE69413721T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP5003779A JP3018805B2 (ja) 1993-01-13 1993-01-13 電子写真装置
JP05016110A JP3027892B2 (ja) 1993-02-03 1993-02-03 電子写真装置

Publications (2)

Publication Number Publication Date
DE69413721D1 DE69413721D1 (de) 1998-11-12
DE69413721T2 true DE69413721T2 (de) 1999-02-25

Family

ID=26337419

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69413721T Expired - Fee Related DE69413721T2 (de) 1993-01-13 1994-01-12 Elektrophotographisches Gerät

Country Status (4)

Country Link
US (1) US5550619A (de)
EP (1) EP0606901B1 (de)
KR (1) KR0159306B1 (de)
DE (1) DE69413721T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000075631A (ja) * 1998-08-31 2000-03-14 Canon Inc 現像装置、現像カートリッジ及び画像形成装置
KR100389881B1 (en) * 2001-12-20 2003-07-04 Samsung Electronics Co Ltd Developing device of image forming apparatus using electrophotography and method for forming image using the same
KR20090075902A (ko) * 2008-01-07 2009-07-13 삼성전자주식회사 현상장치 및 이를 구비하는 화상형성장치
US8315532B2 (en) 2010-06-30 2012-11-20 Eastman Kodak Company Reducing background development in electrophotographic printer
US8204413B2 (en) 2010-06-30 2012-06-19 Eastman Kodak Company Printing job with developer removal

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3890929A (en) * 1973-02-15 1975-06-24 Xerox Corp Xerographic developing apparatus
US4018187A (en) * 1976-06-30 1977-04-19 International Business Machines Corporation Grooved magnetic brush roll
JPS5518657A (en) * 1978-07-28 1980-02-08 Canon Inc Electrophotographic developing method
JPS55105267A (en) * 1979-02-06 1980-08-12 Canon Inc Method and device for developing
JPS56104359A (en) * 1980-01-11 1981-08-20 Xerox Corp Electronic photography copier developing device
JPS59136737A (ja) * 1983-01-25 1984-08-06 Fuji Electric Co Ltd 電子写真用感光体
JPS59193474A (ja) * 1983-04-18 1984-11-02 Hitachi Metals Ltd 現像装置
FR2555329B1 (fr) * 1983-11-17 1986-02-14 Cii Honeywell Bull Appareil de developpement d'images magnetiques latentes
JPS613153A (ja) * 1984-06-18 1986-01-09 Hitachi Ltd 現像方法
US4769676A (en) * 1986-03-04 1988-09-06 Kabushiki Kaisha Toshiba Image forming apparatus including means for removing residual toner
US4829338A (en) * 1988-01-29 1989-05-09 Xerox Corporation Electrophotographic device with improved bead pickoff arrangement
JPH01239570A (ja) * 1988-03-20 1989-09-25 Fujitsu Ltd 画像形成装置
JPH0219877A (ja) * 1988-07-07 1990-01-23 Toshiba Corp 現像装置
JPH02187784A (ja) * 1989-01-17 1990-07-23 Casio Electron Mfg Co Ltd 感光体の表面処理方法と画像形成方法及びその感光体
US5138387A (en) * 1990-10-12 1992-08-11 Sanyo Electric Co., Ltd. Charge injection image forming apparatus using conductive and insulative tone
JP2627231B2 (ja) * 1990-11-16 1997-07-02 株式会社リコー 電子写真感光体用基体及びその製造方法
DE69213992T2 (de) * 1991-04-16 1997-05-15 Matsushita Electric Ind Co Ltd Elektrofotografisches Verfahren und Gerät
DE69218689T2 (de) * 1991-07-26 1997-07-24 Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka Elektrophotographisches Verfahren und Gerät hierfür
US5229825A (en) * 1991-12-02 1993-07-20 Eastman Kodak Company Magnetic brush laydown/pickup apparatus

Also Published As

Publication number Publication date
DE69413721D1 (de) 1998-11-12
US5550619A (en) 1996-08-27
KR940018707A (ko) 1994-08-18
EP0606901A3 (de) 1996-07-17
EP0606901A2 (de) 1994-07-20
EP0606901B1 (de) 1998-10-07
KR0159306B1 (ko) 1999-03-20

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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