DE69430466T2 - Entwicklungsvorrichtung - Google Patents

Entwicklungsvorrichtung

Info

Publication number
DE69430466T2
DE69430466T2 DE69430466T DE69430466T DE69430466T2 DE 69430466 T2 DE69430466 T2 DE 69430466T2 DE 69430466 T DE69430466 T DE 69430466T DE 69430466 T DE69430466 T DE 69430466T DE 69430466 T2 DE69430466 T2 DE 69430466T2
Authority
DE
Germany
Prior art keywords
developing device
developing
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 - Lifetime
Application number
DE69430466T
Other languages
English (en)
Other versions
DE69430466D1 (de
Inventor
Shintarou Hatano
Hiroshi Kawahito
Yoshiki Ichikawa
Fumito Mizoguti
Masahiro Tsuji
Takao Hiroyasu
Hiroshi Kawamoto
Syouichi Fujita
Hideyuki Nishimura
Itaru Kawabata
Yuichi Kazaki
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.)
Sharp Corp
Original Assignee
Sharp 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
Priority claimed from JP5281535A external-priority patent/JPH07134486A/ja
Priority claimed from JP5282441A external-priority patent/JP2939099B2/ja
Priority claimed from JP03261894A external-priority patent/JP3282910B2/ja
Application filed by Sharp Corp filed Critical Sharp Corp
Application granted granted Critical
Publication of DE69430466D1 publication Critical patent/DE69430466D1/de
Publication of DE69430466T2 publication Critical patent/DE69430466T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G03G15/0822—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
    • G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
    • G03G15/0844—Arrangements for purging used developer from the developing unit
    • 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
    • G03G15/0848—Arrangements for testing or measuring developer properties or quality, e.g. charge, size, flowability
    • G03G15/0849—Detection or control means for the developer concentration
    • G03G15/0853—Detection or control means for the developer concentration the concentration being measured by magnetic means
    • 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
    • G03G15/0848—Arrangements for testing or measuring developer properties or quality, e.g. charge, size, flowability
    • G03G15/0856—Detection or control means for the developer level
    • 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
    • G03G15/0877—Arrangements for metering and dispensing developer from a developer cartridge into the development unit
    • 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
    • G03G15/0887—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity
    • G03G15/0891—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity for conveying or circulating developer, e.g. augers
    • G03G15/0893—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity for conveying or circulating developer, e.g. augers in a closed loop within the sump of the developing device
    • 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
    • G03G2215/08—Details of powder developing device not concerning the development directly
    • G03G2215/0802—Arrangements for agitating or circulating developer material
    • G03G2215/0816—Agitator type
    • G03G2215/0827—Augers
    • G03G2215/0833—Augers with varying pitch on one shaft

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
DE69430466T 1993-11-10 1994-11-10 Entwicklungsvorrichtung Expired - Lifetime DE69430466T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP5281535A JPH07134486A (ja) 1993-11-10 1993-11-10 現像装置
JP5282441A JP2939099B2 (ja) 1993-11-11 1993-11-11 現像装置
JP03261894A JP3282910B2 (ja) 1994-03-02 1994-03-02 現像装置

Publications (2)

Publication Number Publication Date
DE69430466D1 DE69430466D1 (de) 2002-05-29
DE69430466T2 true DE69430466T2 (de) 2002-12-12

Family

ID=27287781

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69430466T Expired - Lifetime DE69430466T2 (de) 1993-11-10 1994-11-10 Entwicklungsvorrichtung

Country Status (3)

Country Link
US (1) US5619312A (de)
EP (1) EP0652493B1 (de)
DE (1) DE69430466T2 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0960357B1 (de) 1997-02-12 2002-11-06 Océ Printing Systems GmbH Entwicklerstation mit querförderung
US6968139B2 (en) * 1997-06-19 2005-11-22 Canon Kabushiki Kaisha Toner supply container and electrophotographic image forming apparatus
JP3697065B2 (ja) 1997-06-19 2005-09-21 キヤノン株式会社 トナー補給容器、及び、電子写真画像形成装置
US6449441B2 (en) * 2000-06-08 2002-09-10 Canon Kabushiki Kaisha Developer supplying apparatus
US6351623B1 (en) * 2000-11-27 2002-02-26 Xerox Corporation Toner dispensing apparatus employing a traveling wave transport grid
WO2003021978A1 (en) 2001-08-10 2003-03-13 Strix Systems, Inc. Virtual linking using a wireless device
JP2003122118A (ja) * 2001-10-09 2003-04-25 Canon Inc 画像形成装置
JP2004170660A (ja) * 2002-11-20 2004-06-17 Ricoh Co Ltd 画像形成装置
JP2007003608A (ja) * 2005-06-21 2007-01-11 Sharp Corp 現像装置、画像形成装置、および現像方法
US7561833B2 (en) * 2005-11-02 2009-07-14 Eastman Kodak Company Electrographic distributed replenishment apparatus and method
JP4999166B2 (ja) 2007-06-01 2012-08-15 株式会社リコー 現像装置および画像形成装置
US20090245863A1 (en) * 2008-03-31 2009-10-01 Seiko Epson Corporation Developing device and image forming apparatus equipped with the developing device
JP5382499B2 (ja) 2008-07-01 2014-01-08 株式会社リコー 粉体搬送装置、画像形成装置及びプロセスカートリッジ
JP4685179B2 (ja) * 2009-06-23 2011-05-18 富士ゼロックス株式会社 現像剤収容容器および画像形成装置
JP5625777B2 (ja) * 2010-11-12 2014-11-19 富士ゼロックス株式会社 現像剤の収容容器および画像形成装置
WO2013184102A1 (en) 2012-06-05 2013-12-12 Hewlett-Packard Development Company, L.P. Toner container and printing device
JP5742795B2 (ja) * 2012-07-10 2015-07-01 コニカミノルタ株式会社 画像形成装置
JP5675753B2 (ja) * 2012-11-08 2015-02-25 株式会社東芝 画像形成装置
JP5902221B2 (ja) * 2014-03-20 2016-04-13 シャープ株式会社 現像剤搬送装置、及び画像形成装置
JP6770247B2 (ja) * 2016-06-15 2020-10-14 セイコーエプソン株式会社 媒体給送装置及び画像読取装置

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5544951B2 (de) * 1974-05-21 1980-11-14
JPS5711357A (en) * 1980-06-24 1982-01-21 Ricoh Co Ltd Method and apparatus for improving deterioration of dry type developer
JPS584162A (ja) * 1981-06-30 1983-01-11 Mita Ind Co Ltd トナ−補給装置
JPS60189775A (ja) * 1984-03-12 1985-09-27 Konishiroku Photo Ind Co Ltd 現像装置
US4614165A (en) * 1985-11-25 1986-09-30 Xerox Corporation Extended life development system
JPS62165677A (ja) * 1986-01-17 1987-07-22 Konishiroku Photo Ind Co Ltd 現像装置
JPS62210489A (ja) * 1986-03-11 1987-09-16 Konishiroku Photo Ind Co Ltd 現像装置
JPS62264069A (ja) * 1986-05-12 1987-11-17 Seikosha Co Ltd 磁性トナ−の供給回収装置
JPS6388580A (ja) * 1986-10-01 1988-04-19 Sharp Corp 複写機の現像剤攪拌装置
JPS63106679A (ja) * 1986-10-23 1988-05-11 Minolta Camera Co Ltd 現像装置
JPH01172879A (ja) * 1987-12-28 1989-07-07 Ricoh Co Ltd 現像装置
JPH01188877A (ja) * 1988-01-22 1989-07-28 Nec Corp 現像装置
JPH0263080A (ja) * 1988-08-30 1990-03-02 Hitachi Ltd トナーカセットおよび該トナーカセットが装着される画像記録装置並びにトナーカセットの着脱方法
US5181074A (en) * 1989-01-20 1993-01-19 Konica Corporation Toner replenishing device
JPH02216167A (ja) * 1989-02-17 1990-08-29 Ricoh Co Ltd 現像装置
JPH02234177A (ja) * 1989-03-08 1990-09-17 Minolta Camera Co Ltd トナー供給装置
JPH03169333A (ja) * 1989-11-30 1991-07-23 Mita Ind Co Ltd 微粉体の撹拌方法
JPH03221980A (ja) * 1990-01-26 1991-09-30 Mita Ind Co Ltd 現像装置
US5450178A (en) * 1990-09-10 1995-09-12 Fujitsu Limited Process and apparatus for replacing the carrier portion of a developing agent having toner used in an image-forming apparatus
JPH04263273A (ja) * 1991-02-17 1992-09-18 Ricoh Co Ltd 画像形成装置
US5250749A (en) * 1992-02-19 1993-10-05 Sharp Kabushiki Kaisha Developing unit provided with mechanism for exhausting developing powder from developing unit
US5430532A (en) * 1993-03-09 1995-07-04 Sharp Kabushiki Kaisha Developing device with a tilt detecting function designed for a trickle system
US5430530A (en) * 1993-10-04 1995-07-04 Xerox Corporation Admix Housing

Also Published As

Publication number Publication date
EP0652493B1 (de) 2002-04-24
EP0652493A3 (de) 1999-07-28
EP0652493A2 (de) 1995-05-10
DE69430466D1 (de) 2002-05-29
US5619312A (en) 1997-04-08

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