DE69817695T2 - Akustisch unterstütztes berührungsloses Entwicklungsgerät - Google Patents

Akustisch unterstütztes berührungsloses Entwicklungsgerät Download PDF

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Publication number
DE69817695T2
DE69817695T2 DE69817695T DE69817695T DE69817695T2 DE 69817695 T2 DE69817695 T2 DE 69817695T2 DE 69817695 T DE69817695 T DE 69817695T DE 69817695 T DE69817695 T DE 69817695T DE 69817695 T2 DE69817695 T2 DE 69817695T2
Authority
DE
Germany
Prior art keywords
development device
acoustically
contactless development
supported contactless
acoustically supported
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
DE69817695T
Other languages
English (en)
Other versions
DE69817695D1 (de
Inventor
Christopher Snelling
Dan A Hays
Jeffrey J Folkins
Dale R Mashtare
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
Application granted granted Critical
Publication of DE69817695D1 publication Critical patent/DE69817695D1/de
Publication of DE69817695T2 publication Critical patent/DE69817695T2/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
    • G03G15/0803—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
    • 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
    • G03G15/0818—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 the structure of the donor member, e.g. surface properties
    • 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
    • G03G2215/01—Apparatus for electrophotographic processes for producing multicoloured copies
    • G03G2215/0167—Apparatus for electrophotographic processes for producing multicoloured copies single electrographic recording member
    • G03G2215/0174—Apparatus for electrophotographic processes for producing multicoloured copies single electrographic recording member plural rotations of recording member to produce multicoloured copy
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
  • Developing For Electrophotography (AREA)
DE69817695T 1997-06-30 1998-06-10 Akustisch unterstütztes berührungsloses Entwicklungsgerät Expired - Fee Related DE69817695T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/886,103 US5809385A (en) 1997-06-30 1997-06-30 Reproduction machine including and acoustic scavengeless assist development apparatus

Publications (2)

Publication Number Publication Date
DE69817695D1 DE69817695D1 (de) 2003-10-09
DE69817695T2 true DE69817695T2 (de) 2004-10-07

Family

ID=25388387

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69817695T Expired - Fee Related DE69817695T2 (de) 1997-06-30 1998-06-10 Akustisch unterstütztes berührungsloses Entwicklungsgerät

Country Status (4)

Country Link
US (1) US5809385A (de)
EP (1) EP0889377B1 (de)
JP (1) JPH1173011A (de)
DE (1) DE69817695T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6035170A (en) * 1998-12-11 2000-03-07 Xerox Corporation Reproduction machine including an electrostatic sonic toner release development apparatus
US6223013B1 (en) * 1998-12-14 2001-04-24 Xerox Corporation Wire-less hybrid scavengeless development system
US6104904A (en) * 1999-10-04 2000-08-15 Xerox Corporation Reproduction machine including a pneumatically coupled sonic toner release development apparatus
US6321055B1 (en) * 1999-11-12 2001-11-20 Xerox Corporation Apparatus for non-interactive electrophotographic development
US6580891B1 (en) * 2001-11-29 2003-06-17 Xerox Corporation Apparatus and method for non-interactive magnetic brush development
US7526238B2 (en) * 2005-03-16 2009-04-28 Ricoh Company, Ltd. Developing device, process cartridge and image forming apparatus moving toner particles by a phase-shifting electric field
US7869748B2 (en) * 2008-01-24 2011-01-11 Xerox Corporation Direct imaging system with addressable actuators on a development roll
US8055165B2 (en) * 2008-01-24 2011-11-08 Xerox Corporation Active image state control with distributed actuators and sensors on development rolls
US7929887B2 (en) * 2008-01-24 2011-04-19 Xerox Corporation Direct imaging system with addressable actuators on a development belt
US8050601B2 (en) * 2008-01-24 2011-11-01 Xerox Corporation Smart donor rolls using individually addressable piezoelectric actuators
US8055166B2 (en) * 2008-01-24 2011-11-08 Xerox Corporation Active image state control with linear distributed actuators on development rolls
JP5435336B2 (ja) * 2008-12-15 2014-03-05 株式会社リコー 現像剤担持体、現像装置、画像形成装置及びプロセスユニット

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4078929A (en) * 1976-11-26 1978-03-14 Xerox Corporation Method for two-color development of a xerographic charge pattern
US4273069A (en) * 1979-06-21 1981-06-16 Xerox Corporation Development system
US4568955A (en) * 1983-03-31 1986-02-04 Tokyo Shibaura Denki Kabushiki Kaisha Recording apparatus using a toner-fog generated by electric fields applied to electrodes on the surface of the developer carrier
US4546722A (en) * 1983-12-01 1985-10-15 Olympus Optical Co., Ltd. Developing apparatus for electrophotographic copying machines
US4647179A (en) * 1984-05-29 1987-03-03 Xerox Corporation Development apparatus
US4833503A (en) * 1987-12-28 1989-05-23 Xerox Corporation Electronic color printing system with sonic toner release development
US4868600A (en) * 1988-03-21 1989-09-19 Xerox Corporation Scavengeless development apparatus for use in highlight color imaging
JPH0315875A (ja) * 1989-06-14 1991-01-24 Minolta Camera Co Ltd 現像装置
US5010367A (en) * 1989-12-11 1991-04-23 Xerox Corporation Dual AC development system for controlling the spacing of a toner cloud
US4987456A (en) * 1990-07-02 1991-01-22 Xerox Corporation Vacuum coupling arrangement for applying vibratory motion to a flexible planar member
JP2957298B2 (ja) * 1991-03-15 1999-10-04 株式会社リコー 画像形成装置
JP2979489B2 (ja) * 1991-05-23 1999-11-15 株式会社リコー 現像装置及び記録装置
JPH04347878A (ja) * 1991-05-26 1992-12-03 Ricoh Co Ltd 現像装置
US5339142A (en) * 1992-07-30 1994-08-16 Xerox Corporation AC/DC spatially programmable donor roll for xerographic development
US5404208A (en) * 1994-01-31 1995-04-04 Xerox Corporation Modulated wire AC scavengeless development
US5523827A (en) * 1994-12-14 1996-06-04 Xerox Corporation Piezo active donor roll (PAR) for store development

Also Published As

Publication number Publication date
EP0889377A3 (de) 1999-10-13
US5809385A (en) 1998-09-15
JPH1173011A (ja) 1999-03-16
EP0889377A2 (de) 1999-01-07
EP0889377B1 (de) 2003-09-03
DE69817695D1 (de) 2003-10-09

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Legal Events

Date Code Title Description
8332 No legal effect for de
8370 Indication of lapse of patent is to be deleted
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee