CA1047246A - Toner loading for touchdown donor - Google Patents

Toner loading for touchdown donor

Info

Publication number
CA1047246A
CA1047246A CA208,700A CA208700A CA1047246A CA 1047246 A CA1047246 A CA 1047246A CA 208700 A CA208700 A CA 208700A CA 1047246 A CA1047246 A CA 1047246A
Authority
CA
Canada
Prior art keywords
particles
donor member
carrier particles
toner
donor
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
Application number
CA208,700A
Other languages
English (en)
French (fr)
Inventor
Alan J. Liebman
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 CA1047246A publication Critical patent/CA1047246A/en
Expired 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
    • G03G15/0808—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 developer supplying means, e.g. structure of developer supply roller
    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S101/00—Printing
    • Y10S101/37—Printing employing electrostatic force

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
  • Cleaning In Electrography (AREA)
CA208,700A 1973-11-28 1974-09-09 Toner loading for touchdown donor Expired CA1047246A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US419732A US3929098A (en) 1973-11-28 1973-11-28 Toner loading for touchdown donor

Publications (1)

Publication Number Publication Date
CA1047246A true CA1047246A (en) 1979-01-30

Family

ID=23663522

Family Applications (1)

Application Number Title Priority Date Filing Date
CA208,700A Expired CA1047246A (en) 1973-11-28 1974-09-09 Toner loading for touchdown donor

Country Status (5)

Country Link
US (1) US3929098A (enrdf_load_stackoverflow)
JP (1) JPS5087334A (enrdf_load_stackoverflow)
CA (1) CA1047246A (enrdf_load_stackoverflow)
FR (1) FR2252596B1 (enrdf_load_stackoverflow)
GB (1) GB1490210A (enrdf_load_stackoverflow)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4036175A (en) * 1976-03-30 1977-07-19 Sperry Rand Corporation High speed development technique
US4103306A (en) * 1976-07-30 1978-07-25 Epp Corp. Non-impact printer with magnetic ink reorientation
US4101909A (en) * 1976-07-30 1978-07-18 Epp Corp. Magnetic inking apparatus for pulsed electrical printing
US4105320A (en) * 1977-01-05 1978-08-08 Xerox Corporation Transfer of conductive particles
US4230070A (en) * 1977-08-24 1980-10-28 Minolta Camera Kabushiki Kaisha Device for automatically replenishing toner to dry-type developing apparatus for electrophotography
JPS5451847A (en) * 1977-09-30 1979-04-24 Ricoh Co Ltd Direct recorder
US4295442A (en) * 1978-08-04 1981-10-20 Sperry Corporation Magnetic toner apparatus
JPS5614260A (en) * 1979-07-16 1981-02-12 Canon Inc Developing device
JPS5640862A (en) * 1979-09-11 1981-04-17 Canon Inc Developing device
US4272184A (en) * 1979-10-01 1981-06-09 Xerox Corporation Conductive carrier for magnetic brush cleaner
JPS56501560A (enrdf_load_stackoverflow) * 1979-10-19 1981-10-29
GB2073057B (en) * 1980-03-04 1984-08-08 Canon Kk Developing electrostatic images
DE3118995C2 (de) * 1981-05-13 1983-02-03 Siemens AG, 1000 Berlin und 8000 München Vorrichtung zur Einstellung der Höhe eines aus Toner und Trägerteilchen bestehenden Entwicklergemisches auf einer Entwicklerwalze
JPS5931979A (ja) * 1982-08-16 1984-02-21 Toshiba Corp 現像装置
JPS59121347A (ja) * 1982-12-28 1984-07-13 Toshiba Corp 現像装置
US4743937A (en) * 1983-12-12 1988-05-10 Xerox Corporation Apparatus for charging toner particles
EP0322940A1 (en) * 1987-12-07 1989-07-05 Agfa-Gevaert N.V. Dry toner development
CA2021849A1 (en) * 1989-08-21 1991-02-22 Jeffrey J. Folkins Hybrid development system
US5032872A (en) * 1989-10-30 1991-07-16 Xerox Corporation Developing device with dual donor rollers including electrically biased electrodes for each donor roller
US4990958A (en) * 1989-12-26 1991-02-05 Xerox Corporation Reload member for a single component development housing
US5063875A (en) * 1990-03-19 1991-11-12 Xerox Corporation Development apparatus having a transport roll rotating at least twice the surface velocity of a donor roll
JP2921962B2 (ja) * 1990-10-31 1999-07-19 株式会社東芝 現像装置
US5270782A (en) * 1991-12-23 1993-12-14 Xerox Corporation Single-component development system with intermediate donor member
EP0843234B1 (en) * 1992-06-30 2002-08-14 Sharp Kabushiki Kaisha Developing device
US5341197A (en) * 1992-12-07 1994-08-23 Xerox Corporation Proper charging of donor roll in hybrid development
US5634181A (en) * 1993-02-16 1997-05-27 Fuji Xerox Co., Ltd. Developing apparatus
US5666615A (en) * 1995-02-03 1997-09-09 Hewlett-Packard Company Minimal liquid carrier transfer in an image formation process
US5587224A (en) * 1995-03-27 1996-12-24 Xerox Corporation Developing apparatus including a coated developer roller
KR0174689B1 (ko) * 1996-09-11 1999-04-01 삼성전자주식회사 현상롤러의 고스트 방지장치
JP4141066B2 (ja) * 1999-09-16 2008-08-27 株式会社リコー 画像形成装置
US6253053B1 (en) 2000-01-11 2001-06-26 Xerox Corporation Enhanced phenolic developer roll sleeves
US6868240B2 (en) * 2002-03-15 2005-03-15 Kyocera Corporation Method for developing in hybrid developing apparatus
US6829448B2 (en) * 2002-03-26 2004-12-07 Kyocera Corporation Image forming apparatus and image forming method
DE10246022B3 (de) * 2002-10-02 2004-07-22 OCé PRINTING SYSTEMS GMBH Vorrichtung und Verfahren zum Aufsammeln von magnetisierbaren Trägerteilchen aus einem Gemisch von Tonerteilchen und magnetisierbaren Trägerteilchen
US7298995B2 (en) * 2004-07-30 2007-11-20 Kyocera Mita Corporation Developing device used in an image forming apparatus
JP5172182B2 (ja) * 2007-03-20 2013-03-27 京セラドキュメントソリューションズ株式会社 画像形成装置
JP5207646B2 (ja) * 2007-03-20 2013-06-12 京セラドキュメントソリューションズ株式会社 画像形成装置
JP5042676B2 (ja) * 2007-03-20 2012-10-03 京セラドキュメントソリューションズ株式会社 画像形成装置
US20080292365A1 (en) * 2007-05-25 2008-11-27 Kyocera Mita Corporation Image forming apparatus and developing device
JP5111218B2 (ja) * 2007-06-27 2013-01-09 京セラドキュメントソリューションズ株式会社 画像形成装置
US7613417B2 (en) * 2007-06-27 2009-11-03 Kyocera Mita Corporation Image forming apparatus
JP4903644B2 (ja) * 2007-07-23 2012-03-28 株式会社リコー 現像装置及びそれを用いた画像形成装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3405682A (en) * 1964-06-08 1968-10-15 Xerox Corp Xerographic development apparatus with web loading means to remove residual developer
US3580673A (en) * 1968-08-26 1971-05-25 Xerox Corp Cleaning apparatus
US3654902A (en) * 1969-11-28 1972-04-11 Plastic Coating Corp Toner unit for photoelectrostatic reproduction
US3696783A (en) * 1970-12-15 1972-10-10 Xerox Corp Automated touchdown developement system
US3759222A (en) * 1971-03-04 1973-09-18 Xerox Corp Microfield donor with continuously reversing microfields

Also Published As

Publication number Publication date
GB1490210A (en) 1977-10-26
JPS5087334A (enrdf_load_stackoverflow) 1975-07-14
US3929098A (en) 1975-12-30
FR2252596A1 (enrdf_load_stackoverflow) 1975-06-20
FR2252596B1 (enrdf_load_stackoverflow) 1977-11-04

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