DE3686164D1 - Elektrographisches magnetbuerstenentwicklungsgeraet. - Google Patents

Elektrographisches magnetbuerstenentwicklungsgeraet.

Info

Publication number
DE3686164D1
DE3686164D1 DE8686116087T DE3686164T DE3686164D1 DE 3686164 D1 DE3686164 D1 DE 3686164D1 DE 8686116087 T DE8686116087 T DE 8686116087T DE 3686164 T DE3686164 T DE 3686164T DE 3686164 D1 DE3686164 D1 DE 3686164D1
Authority
DE
Germany
Prior art keywords
magnetic brush
development device
brush development
electrographic
electrographic magnetic
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
DE8686116087T
Other languages
English (en)
Other versions
DE3686164T2 (de
Inventor
Bruce Button Steele
Kelly Stephen Robinson
Allen Joseph Rushing
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.)
NexPress Solutions LLC
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Application granted granted Critical
Publication of DE3686164D1 publication Critical patent/DE3686164D1/de
Publication of DE3686164T2 publication Critical patent/DE3686164T2/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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)
  • Dry Development In Electrophotography (AREA)
DE8686116087T 1985-11-20 1986-11-20 Elektrographisches magnetbuerstenentwicklungsgeraet. Expired - Fee Related DE3686164T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/799,769 US4714046A (en) 1985-11-20 1985-11-20 Electrographic magnetic brush development apparatus and system

Publications (2)

Publication Number Publication Date
DE3686164D1 true DE3686164D1 (de) 1992-08-27
DE3686164T2 DE3686164T2 (de) 1993-03-04

Family

ID=25176701

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686116087T Expired - Fee Related DE3686164T2 (de) 1985-11-20 1986-11-20 Elektrographisches magnetbuerstenentwicklungsgeraet.

Country Status (4)

Country Link
US (1) US4714046A (de)
EP (1) EP0267988B1 (de)
JP (1) JPS62150274A (de)
DE (1) DE3686164T2 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4775875A (en) * 1987-10-15 1988-10-04 Eastman Kodak Company Electrostatic image toning mechanism
US5065192A (en) * 1989-10-31 1991-11-12 Eastman Kodak Company Development apparatus with magnetically rotated skive
JPH0651623A (ja) * 1991-05-21 1994-02-25 Fuji Xerox Co Ltd 一成分現像装置
JPH05313488A (ja) * 1992-05-08 1993-11-26 Ricoh Co Ltd 現像装置
US5516615A (en) * 1995-01-31 1996-05-14 Eastman Kodak Company Stabilized carriers with β phase poly(vinylidenefluoride)
US5752139A (en) * 1995-11-27 1998-05-12 Fuji Xerox Co., Ltd. Dual-component magnetic brush developing device
DE19655290B4 (de) * 1996-10-22 2005-08-11 OCé PRINTING SYSTEMS GMBH Entwicklerstation für elektrofotografische Druck- und Kopiereinrichtungen
US6102841A (en) * 1997-06-30 2000-08-15 Xerox Corporation Magnetic sleeve for non-interactive agitated magnetic brush development
US6526247B2 (en) 2000-05-17 2003-02-25 Heidelberger Druckmaschinen Ag Electrostatic image developing process with optimized setpoints
US6571077B2 (en) 2000-05-17 2003-05-27 Heidelberger Druckmaschinen Ag Electrostatic image developing method and apparatus using a drum photoconductor and hard magnetic carriers
JP4482202B2 (ja) * 2000-07-12 2010-06-16 東芝テック株式会社 画像形成装置
US6728503B2 (en) 2001-02-28 2004-04-27 Heidelberger Druckmaschinen Ag Electrophotographic image developing process with optimized average developer bulk velocity
US6946230B2 (en) 2001-11-13 2005-09-20 Heidelberger Druckmaschinen Ag Electrostatic image developing processes and compositions
US20040114968A1 (en) * 2002-12-17 2004-06-17 Xerox Corporation Development system having an offset magnetic core
US7120379B2 (en) * 2003-09-26 2006-10-10 Eastman Kodak Company Electrographic development method and apparatus
GB0407312D0 (en) * 2004-03-31 2004-05-05 Phoqus Pharmaceuticals Ltd Method and apparatus for the application of powder material to substrates
US8290409B2 (en) * 2009-03-31 2012-10-16 Eastman Kodak Company Developer station for an electrographic printer having reduced developer agitation
US20100247154A1 (en) * 2009-03-31 2010-09-30 Stelter Eric C Developer station with auger system
US8219009B2 (en) * 2009-03-31 2012-07-10 Eastman Kodak Company Developer station and method for an electrographic printer with magnetically enabled developer removal
JP5487732B2 (ja) * 2009-06-05 2014-05-07 株式会社リコー 現像装置および画像形成装置
DE102009034107B3 (de) * 2009-07-21 2011-04-28 Eastman Kodak Company Entwicklervorrichtung
JP2011039488A (ja) * 2009-07-15 2011-02-24 Canon Inc プロセスカートリッジ及び画像形成装置
JP2011112775A (ja) * 2009-11-25 2011-06-09 Ricoh Co Ltd 現像装置および画像形成装置およびプロセスカートリッジ
US9182690B1 (en) 2014-09-25 2015-11-10 Eastman Kodak Company Reducing toning spacing sensitivity
US9207582B1 (en) 2014-09-25 2015-12-08 Eastman Kodak Company Reducing toning spacing sensitivity

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3952701A (en) * 1974-11-05 1976-04-27 Hitachi Metals, Ltd. Electrostatic developing apparatus
JPS52153448A (en) * 1976-06-16 1977-12-20 Fuji Xerox Co Ltd Magnetic brush developing device
JPS611687Y2 (de) * 1980-04-21 1986-01-21
JPS57190974A (en) * 1981-05-20 1982-11-24 Nec Corp Electrophotographic developing device
JPS58186768A (ja) * 1982-04-24 1983-10-31 Canon Inc 現像装置
US4614420A (en) * 1983-05-31 1986-09-30 Xerox Corporation Magnetically agitated development system
US4473029A (en) * 1983-07-01 1984-09-25 Eastman Kodak Company Electrographic magnetic brush development method, apparatus and system
JPS60130774A (ja) * 1983-12-19 1985-07-12 Olympus Optical Co Ltd 現像ロ−ラ−
JPS60130775A (ja) * 1983-12-19 1985-07-12 Olympus Optical Co Ltd 磁気ブラシ現像装置
JPS60130776A (ja) * 1983-12-19 1985-07-12 Olympus Optical Co Ltd 磁気ブラシ現像ロ−ラ−
US4608737A (en) * 1984-08-20 1986-09-02 Magnetic Technologies Corp. Magnet developer rolls
JPS6275681A (ja) * 1985-09-30 1987-04-07 Toshiba Corp 電子複写機の現像器

Also Published As

Publication number Publication date
JPH0465379B2 (de) 1992-10-19
DE3686164T2 (de) 1993-03-04
US4714046A (en) 1987-12-22
EP0267988B1 (de) 1992-07-22
JPS62150274A (ja) 1987-07-04
EP0267988A1 (de) 1988-05-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: NEXPRESS SOLUTIONS LLC, ROCHESTER, N.Y., US

8328 Change in the person/name/address of the agent

Free format text: FEY, H., DIPL.-PHYS., PAT.-ANW., 69115 HEIDELBERG

8339 Ceased/non-payment of the annual fee