DE69333296D1 - Entwicklungsvorrichtung und Bilderzeugungsgerät - Google Patents

Entwicklungsvorrichtung und Bilderzeugungsgerät

Info

Publication number
DE69333296D1
DE69333296D1 DE69333296T DE69333296T DE69333296D1 DE 69333296 D1 DE69333296 D1 DE 69333296D1 DE 69333296 T DE69333296 T DE 69333296T DE 69333296 T DE69333296 T DE 69333296T DE 69333296 D1 DE69333296 D1 DE 69333296D1
Authority
DE
Germany
Prior art keywords
development
imaging
imaging device
development device
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
DE69333296T
Other languages
English (en)
Other versions
DE69333296T2 (de
Inventor
Tetsuya Nakamura
Takahito Kabai
Michihisa Iguchi
Seiji Arai
Chinobu Sakai
Satoshi Katagata
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.)
Toshiba Corp
Original Assignee
Toshiba 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 Toshiba Corp filed Critical Toshiba Corp
Application granted granted Critical
Publication of DE69333296D1 publication Critical patent/DE69333296D1/de
Publication of DE69333296T2 publication Critical patent/DE69333296T2/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
    • G03G15/0822—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
    • G03G15/0848—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
    • G03G15/0887—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity
    • G03G15/0889—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity for agitation or stirring
    • 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
    • G03G2215/083—Augers with two opposed pitches on one shaft
DE69333296T 1992-12-21 1993-12-21 Entwicklungsvorrichtung und Bilderzeugungsgerät Expired - Fee Related DE69333296T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP34022892 1992-12-21
JP4340228A JP2899493B2 (ja) 1992-12-21 1992-12-21 現像装置

Publications (2)

Publication Number Publication Date
DE69333296D1 true DE69333296D1 (de) 2003-12-18
DE69333296T2 DE69333296T2 (de) 2004-09-09

Family

ID=18334928

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69333296T Expired - Fee Related DE69333296T2 (de) 1992-12-21 1993-12-21 Entwicklungsvorrichtung und Bilderzeugungsgerät

Country Status (4)

Country Link
US (1) US5465140A (de)
EP (1) EP0604191B1 (de)
JP (1) JP2899493B2 (de)
DE (1) DE69333296T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0132011B1 (ko) * 1994-02-28 1998-10-01 김광호 현상제 보유 레벨 검출 장치
KR0174688B1 (ko) * 1996-06-26 1999-04-01 김광호 현상기 토너 공급장치
US5860048A (en) * 1997-07-03 1999-01-12 Oki America, Inc. Toner stirrer for toner cartridge of developer hopper
JP3437424B2 (ja) * 1997-10-27 2003-08-18 キヤノン株式会社 現像装置及びプロセスカートリッジ及び電子写真画像形成装置
JP3768710B2 (ja) * 1999-01-28 2006-04-19 キヤノン株式会社 現像装置、プロセスカートリッジ、及び、電子写真画像形成装置
JP4462780B2 (ja) * 2001-04-09 2010-05-12 株式会社リコー 現像装置および画像形成装置
JP4008444B2 (ja) * 2004-10-25 2007-11-14 シャープ株式会社 現像装置
US7319828B2 (en) * 2004-07-14 2008-01-15 Sharp Kabushiki Kaisha Developing agent detecting mechanism section of developing apparatus
JP4630688B2 (ja) * 2004-08-30 2011-02-09 キヤノン株式会社 現像装置
JP4587869B2 (ja) * 2005-04-21 2010-11-24 シャープ株式会社 現像装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57196274A (en) * 1981-05-28 1982-12-02 Ricoh Co Ltd Detecting and controlling device for residual quantity of developer
US4456364A (en) * 1982-06-09 1984-06-26 Pitney Bowes Inc. Magnetic brush hopper agitator for electrophotocopier
JPS6113267A (ja) * 1984-06-29 1986-01-21 Ricoh Co Ltd 現像剤残量検出装置
US4811867A (en) * 1985-03-13 1989-03-14 Xerox Corporation Particle anti-bridging apparatus
US4881103A (en) * 1986-10-31 1989-11-14 Konica Corporation Developing apparatus
DE3826568A1 (de) * 1987-08-05 1989-02-16 Minolta Camera Kk Reinigungseinrichtung fuer toner-detektorsensor
US5294967A (en) * 1989-02-28 1994-03-15 Canon Kabushiki Kaisha Image forming apparatus with a plurity of adjustable developing units
JPH0323479A (ja) * 1989-06-20 1991-01-31 Fujitsu Ltd 現像器のトナー検出方法
JPH07113794B2 (ja) * 1990-03-19 1995-12-06 富士ゼロックス株式会社 現像装置
CA2063920C (en) * 1991-03-29 1999-03-30 Masato Ishii Toner quantity detecting system for an image recording apparatus, a method of detecting the quantity of toner and a developing device for the image recording apparatus
US5264900A (en) * 1991-06-14 1993-11-23 Oki Electric Industry Co., Ltd. Developing device including toner hopper and toner cartridge stirring portions

Also Published As

Publication number Publication date
JPH06186854A (ja) 1994-07-08
DE69333296T2 (de) 2004-09-09
US5465140A (en) 1995-11-07
JP2899493B2 (ja) 1999-06-02
EP0604191A1 (de) 1994-06-29
EP0604191B1 (de) 2003-11-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee