DE69202033D1 - Entwicklungssystem. - Google Patents

Entwicklungssystem.

Info

Publication number
DE69202033D1
DE69202033D1 DE69202033T DE69202033T DE69202033D1 DE 69202033 D1 DE69202033 D1 DE 69202033D1 DE 69202033 T DE69202033 T DE 69202033T DE 69202033 T DE69202033 T DE 69202033T DE 69202033 D1 DE69202033 D1 DE 69202033D1
Authority
DE
Germany
Prior art keywords
development system
development
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
DE69202033T
Other languages
English (en)
Other versions
DE69202033T2 (de
Inventor
Jeffrey J Folkins
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.)
Xerox Corp
Original Assignee
Xerox Corp
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 Xerox Corp filed Critical Xerox Corp
Publication of DE69202033D1 publication Critical patent/DE69202033D1/de
Application granted granted Critical
Publication of DE69202033T2 publication Critical patent/DE69202033T2/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
    • G03G15/0806—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer on a donor element, e.g. belt, roller
    • G03G15/0813—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer on a donor element, e.g. belt, roller characterised by means in the developing zone having an interaction with the image carrying member, e.g. distance holders
    • 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
    • G03G15/0803—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer in a 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
    • G03G2215/0602—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
    • G03G2215/0643—Electrodes in developing area, e.g. wires, not belonging to the main donor part
DE69202033T 1991-08-16 1992-08-12 Entwicklungssystem. Expired - Fee Related DE69202033T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/745,786 US5206693A (en) 1991-08-16 1991-08-16 Development unit having an asymmetrically biased electrode wires

Publications (2)

Publication Number Publication Date
DE69202033D1 true DE69202033D1 (de) 1995-05-18
DE69202033T2 DE69202033T2 (de) 1995-12-21

Family

ID=24998254

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69202033T Expired - Fee Related DE69202033T2 (de) 1991-08-16 1992-08-12 Entwicklungssystem.

Country Status (4)

Country Link
US (1) US5206693A (de)
EP (1) EP0533347B1 (de)
JP (1) JP3262601B2 (de)
DE (1) DE69202033T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0511582A (ja) * 1991-02-05 1993-01-22 Fuji Xerox Co Ltd 電子複写機
JPH05281847A (ja) * 1992-03-31 1993-10-29 Fuji Xerox Co Ltd 現像装置
US5338893A (en) * 1993-08-16 1994-08-16 Xerox Corporation Donor roll with electrode spacer for scavengeless development in a xerographic apparatus
US5404208A (en) * 1994-01-31 1995-04-04 Xerox Corporation Modulated wire AC scavengeless development
US5602630A (en) * 1994-09-22 1997-02-11 Konica Corporation Developing device
US5734954A (en) * 1996-05-07 1998-03-31 Xerox Corporation Hybrid scavengeless development using a power supply controller to prevent toner contamination
US5734956A (en) * 1997-01-21 1998-03-31 Xerox Corporation Development system using an AC rectified waveform
US5940667A (en) * 1998-10-02 1999-08-17 Xerox Corporation Asymmetrical donor member voltage
US7171136B2 (en) * 2004-01-22 2007-01-30 Xerox Corporation Power supply for hybrid scavengeless development type image forming system
JP4234667B2 (ja) * 2004-11-30 2009-03-04 株式会社東芝 移動体用ｏｆｄｍ受信装置
US7312010B2 (en) * 2005-03-31 2007-12-25 Xerox Corporation Particle external surface additive compositions
US7862970B2 (en) * 2005-05-13 2011-01-04 Xerox Corporation Toner compositions with amino-containing polymers as surface additives
KR100694146B1 (ko) * 2005-07-20 2007-03-12 삼성전자주식회사 하이브리드방식 현상장치 및 현상방법
US7754408B2 (en) 2005-09-29 2010-07-13 Xerox Corporation Synthetic carriers
US20080166646A1 (en) * 2006-10-31 2008-07-10 Xerox Corporation Toner for reduced photoreceptor wear rate
JP2012058601A (ja) * 2010-09-10 2012-03-22 Ricoh Co Ltd 現像装置、プロセスカートリッジ及び画像形成装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4102305A (en) * 1977-07-01 1978-07-25 Xerox Corporation Development system with electrical field generating means
US4565438A (en) * 1984-02-01 1986-01-21 Xerox Corporation Development system using electrically field dependent developer material
JPS63108369A (ja) * 1986-10-24 1988-05-13 Canon Inc 乾式現像装置
JPS63210861A (ja) * 1987-02-27 1988-09-01 Canon Inc 電子写真装置
US4868600A (en) * 1988-03-21 1989-09-19 Xerox Corporation Scavengeless development apparatus for use in highlight color imaging
US4913348A (en) * 1988-12-22 1990-04-03 Xerox Corporation Method and apparatus for creating contrasting images at substantially full contrast voltage
CA2021849A1 (en) * 1989-08-21 1991-02-22 Jeffrey J. Folkins Hybrid development system
JPH0789237B2 (ja) * 1989-09-27 1995-09-27 キヤノン株式会社 画像形成方法及び画像形成装置
US5010367A (en) * 1989-12-11 1991-04-23 Xerox Corporation Dual AC development system for controlling the spacing of a toner cloud
US5144371A (en) * 1991-08-02 1992-09-01 Xerox Corporation Dual AC/dual frequency scavengeless development

Also Published As

Publication number Publication date
JP3262601B2 (ja) 2002-03-04
EP0533347B1 (de) 1995-04-12
US5206693A (en) 1993-04-27
EP0533347A3 (de) 1993-05-19
DE69202033T2 (de) 1995-12-21
EP0533347A2 (de) 1993-03-24
JPH05197271A (ja) 1993-08-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee