DE3688432D1 - Elektrophotographisches druckgeraet. - Google Patents

Elektrophotographisches druckgeraet.

Info

Publication number
DE3688432D1
DE3688432D1 DE8989123458T DE3688432T DE3688432D1 DE 3688432 D1 DE3688432 D1 DE 3688432D1 DE 8989123458 T DE8989123458 T DE 8989123458T DE 3688432 T DE3688432 T DE 3688432T DE 3688432 D1 DE3688432 D1 DE 3688432D1
Authority
DE
Germany
Prior art keywords
printing device
electrophotographic printing
electrophotographic
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
DE8989123458T
Other languages
English (en)
Other versions
DE3688432T2 (de
Inventor
Akio Nakanishi
Toshio Hino
Yoshio Iino
Kazuhisa Suetani
Yoji Houki
Hirotoshi Ikuta
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 JP60145087A external-priority patent/JPS626284A/ja
Priority claimed from JP14001185U external-priority patent/JPS6249157U/ja
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of DE3688432D1 publication Critical patent/DE3688432D1/de
Application granted granted Critical
Publication of DE3688432T2 publication Critical patent/DE3688432T2/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
    • 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
    • G03G15/0935—Details concerning the magnetic brush roller structure, e.g. magnet configuration relating to bearings or driving mechanism
    • 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
    • G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing 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
    • G03G15/0896—Arrangements or disposition of the complete developer unit or parts thereof not provided for by groups G03G15/08 - G03G15/0894
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
DE8989123458T 1985-07-02 1986-07-02 Elektrophotographisches druckgeraet. Expired - Fee Related DE3688432D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP60145087A JPS626284A (ja) 1985-07-02 1985-07-02 現像器
JP14001185U JPS6249157U (de) 1985-09-12 1985-09-12

Publications (2)

Publication Number Publication Date
DE3688432D1 true DE3688432D1 (de) 1993-06-17
DE3688432T2 DE3688432T2 (de) 1993-08-26

Family

ID=26472663

Family Applications (3)

Application Number Title Priority Date Filing Date
DE3650061T Expired - Fee Related DE3650061T2 (de) 1985-07-02 1986-07-02 Entwicklungsvorrichtung für elektrophotographisches Druckgerät.
DE8989123458T Expired - Fee Related DE3688432D1 (de) 1985-07-02 1986-07-02 Elektrophotographisches druckgeraet.
DE8686305134T Expired - Fee Related DE3681775D1 (de) 1985-07-02 1986-07-02 Entwicklungsvorrichtung fuer elektrophotographisches kopiergeraet.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE3650061T Expired - Fee Related DE3650061T2 (de) 1985-07-02 1986-07-02 Entwicklungsvorrichtung für elektrophotographisches Druckgerät.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE8686305134T Expired - Fee Related DE3681775D1 (de) 1985-07-02 1986-07-02 Entwicklungsvorrichtung fuer elektrophotographisches kopiergeraet.

Country Status (4)

Country Link
US (1) US4878088A (de)
EP (3) EP0215550B1 (de)
CA (1) CA1281364C (de)
DE (3) DE3650061T2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5005517A (en) * 1988-07-06 1991-04-09 Minolta Camera Kabushiki Kaisha Developing device
JPH0335266A (ja) * 1989-06-30 1991-02-15 Mita Ind Co Ltd 現像装置
DE4243096C2 (de) * 1991-12-20 1997-07-17 Fujitsu Ltd Entwicklungsvorrichtung zur Verwendung eines Zwei-Komponenten-Entwicklers
JP3136381B2 (ja) * 1992-11-04 2001-02-19 コニカ株式会社 現像手段を有する画像形成装置
US5495319A (en) * 1994-06-06 1996-02-27 Hewlett-Packard Company Developing housing having a plurality of angled ribs
US5450169A (en) * 1994-06-23 1995-09-12 Xerox Corporation Multi-lobe magnetic seals
US5552864A (en) * 1995-01-17 1996-09-03 Xerox Corporation Magnetic seal with tapered shunts
KR100238688B1 (ko) * 1997-04-07 2000-01-15 윤종용 전자사진형성장치의 현상제 회수/공급장치
US6708006B2 (en) * 2002-01-29 2004-03-16 Heidelberger Druckmaschinen Ag Image-forming machine having a development station with a developer flow monitoring system
JP3997817B2 (ja) * 2002-04-02 2007-10-24 ブラザー工業株式会社 現像装置および画像形成装置
GB2397136A (en) * 2003-01-10 2004-07-14 Gcc Man Ltd A toner cartridge
KR100532120B1 (ko) * 2004-02-03 2005-11-29 삼성전자주식회사 접촉폭을 일정하게 유지하는 분리형 현상기
US20070297827A1 (en) * 2006-05-19 2007-12-27 David Clay Blaine Developer Roll Shield to Reduce Toner Dusting
US20070286634A1 (en) * 2006-06-08 2007-12-13 David Clay Blaine Developer Roll Shield to Reduce Toner Dusting
KR20080018704A (ko) * 2006-08-25 2008-02-28 삼성전자주식회사 교반장치, 이 교반장치를 구비하는 현상장치 및화상형성장치
JP2011007822A (ja) * 2009-06-23 2011-01-13 Fuji Xerox Co Ltd 画像形成装置
JP2012113278A (ja) * 2010-11-04 2012-06-14 Murata Mach Ltd 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
JPS52131729A (en) * 1976-04-28 1977-11-04 Ricoh Co Ltd Toner concentration detection circuit
GB1582150A (en) * 1976-08-18 1980-12-31 Ricoh Kk Electrophotographic copying machines
JPS57110564U (de) * 1980-12-26 1982-07-08
DE3363624D1 (en) * 1982-02-11 1986-07-03 Agfa Gevaert Nv Xerographic copying apparatus
US4592653A (en) * 1982-03-12 1986-06-03 Ricoh Company, Ltd. Dry process developing apparatus
JPS58181071A (ja) * 1982-04-19 1983-10-22 Ricoh Co Ltd 乾式現像装置
US4439034A (en) * 1982-12-20 1984-03-27 International Business Machines Corporation Method and apparatus for purging a copier developer
JPS59152458A (ja) * 1983-02-21 1984-08-31 Mita Ind Co Ltd シエル型静電複写機
JPS59188630A (ja) * 1983-04-12 1984-10-26 Mita Ind Co Ltd 静電複写機
JPS59176051U (ja) * 1983-05-11 1984-11-24 京セラミタ株式会社 複写機における現像剤適正条件検出装置
JPS6022153A (ja) * 1983-07-18 1985-02-04 Mita Ind Co Ltd 静電潜像現像装置
US4563074A (en) * 1983-11-28 1986-01-07 Mita Industrial Co., Ltd. Engagement mechanism for a developing means in electrostatic copying machine
EP0161795B1 (de) * 1984-05-16 1988-01-13 Mita Industrial Co. Ltd. Entwicklungsapparat

Also Published As

Publication number Publication date
EP0369494A2 (de) 1990-05-23
CA1281364C (en) 1991-03-12
EP0215550A1 (de) 1987-03-25
DE3650061T2 (de) 1995-02-16
US4878088A (en) 1989-10-31
DE3688432T2 (de) 1993-08-26
EP0215550B1 (de) 1991-10-02
EP0365056A2 (de) 1990-04-25
EP0369494A3 (de) 1991-11-27
DE3650061D1 (de) 1994-10-13
EP0365056B1 (de) 1994-09-07
EP0369494B1 (de) 1993-05-12
DE3681775D1 (de) 1991-11-07
EP0365056A3 (de) 1991-11-27

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee