JP2989006B2 - 改善された磁気ブラシ現像装置 - Google Patents

改善された磁気ブラシ現像装置

Info

Publication number
JP2989006B2
JP2989006B2 JP3501081A JP50108191A JP2989006B2 JP 2989006 B2 JP2989006 B2 JP 2989006B2 JP 3501081 A JP3501081 A JP 3501081A JP 50108191 A JP50108191 A JP 50108191A JP 2989006 B2 JP2989006 B2 JP 2989006B2
Authority
JP
Japan
Prior art keywords
developer
magnetic brush
housing
sump
developing 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
JP3501081A
Other languages
English (en)
Japanese (ja)
Other versions
JPH04503268A (ja
Inventor
スピーア，ラリー・ダブリュー
ウエストブルック，スーザン・ピー
オラン，クリストファー・ジェイ
ウェイゼル，リチャード・エイ
アームストロング，ティモシー・ジー
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 US07/444,256 external-priority patent/US5045886A/en
Priority claimed from US07/444,210 external-priority patent/US5041875A/en
Priority claimed from US07/444,209 external-priority patent/US4999675A/en
Priority claimed from US07/444,257 external-priority patent/US5005516A/en
Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of JPH04503268A publication Critical patent/JPH04503268A/ja
Application granted granted Critical
Publication of JP2989006B2 publication Critical patent/JP2989006B2/ja
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
    • G03G15/0896—Arrangements or disposition of the complete developer unit or parts thereof not provided for by groups G03G15/08 - G03G15/0894
    • 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
    • G03G15/0877—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
    • G03G15/09—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer using magnetic brush

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)
JP3501081A 1989-12-01 1990-11-26 改善された磁気ブラシ現像装置 Expired - Fee Related JP2989006B2 (ja)

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
US44425889A 1989-12-01 1989-12-01
US444,257 1989-12-01
US07/444,256 US5045886A (en) 1989-12-01 1989-12-01 Device for improving mixing in a magnetic brush development apparatus
US07/444,210 US5041875A (en) 1989-12-01 1989-12-01 Developer replenishment device with increased set up latitude
US07/444,209 US4999675A (en) 1989-12-01 1989-12-01 Magnetic brush development apparatus including a self-adjustable take-off skive
US07/444,257 US5005516A (en) 1989-12-01 1989-12-01 Device for aiding in measuring pigmented marking particle level in a magnetic brush development apparatus
US444,256 1989-12-01
US444,258 1989-12-01
US444,209 1989-12-01
US444,210 1989-12-01

Publications (2)

Publication Number Publication Date
JPH04503268A JPH04503268A (ja) 1992-06-11
JP2989006B2 true JP2989006B2 (ja) 1999-12-13

Family

ID=27541621

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3501081A Expired - Fee Related JP2989006B2 (ja) 1989-12-01 1990-11-26 改善された磁気ブラシ現像装置

Country Status (4)

Country Link
EP (4) EP0628892B1 (de)
JP (1) JP2989006B2 (de)
DE (3) DE69021045T2 (de)
WO (1) WO1991008523A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05313488A (ja) * 1992-05-08 1993-11-26 Ricoh Co Ltd 現像装置
JP5983025B2 (ja) * 2012-05-22 2016-08-31 富士ゼロックス株式会社 現像装置及び画像形成装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3669072A (en) * 1970-02-11 1972-06-13 Xerox Corp Developer apparatus
JPS584164A (ja) * 1981-07-01 1983-01-11 Konishiroku Photo Ind Co Ltd 現像装置
JPS57115576A (en) * 1981-07-27 1982-07-19 Canon Inc Developer
JPS59189379A (ja) * 1983-04-13 1984-10-26 Fuji Xerox Co Ltd 現像装置
JPS6067978A (ja) * 1983-09-22 1985-04-18 Ricoh Co Ltd 現像装置
JPS60247667A (ja) * 1984-05-24 1985-12-07 Fuji Xerox Co Ltd 複写機のトナ−供給装置
US4671207A (en) * 1985-12-11 1987-06-09 Eastman Kodak Company Magnetic brush development apparatus
JPH083678B2 (ja) * 1986-08-11 1996-01-17 株式会社東芝 現像装置
JPS63108369A (ja) * 1986-10-24 1988-05-13 Canon Inc 乾式現像装置
US4707107A (en) * 1986-11-28 1987-11-17 Eastman Kodak Company Electrophotographic development apparatus with an improved ribbon blender
US4748471A (en) * 1987-07-06 1988-05-31 Eastman Kodak Company Development apparatus having means for rapidly shutting off the flow of developer to a magnetic brush
US4797704A (en) * 1987-11-03 1989-01-10 Eastman Kodak Company Disposable development station having means for assisting in the feeding of the toner supply and preventing replenishment of the toner supply

Also Published As

Publication number Publication date
EP0628889A1 (de) 1994-12-14
EP0628890A1 (de) 1994-12-14
JPH04503268A (ja) 1992-06-11
DE69030203T2 (de) 1997-10-02
EP0628889B1 (de) 1997-03-12
EP0628892A1 (de) 1994-12-14
DE69029749D1 (de) 1997-02-27
EP0456800B1 (de) 1995-07-19
DE69021045T2 (de) 1996-03-21
DE69029749T2 (de) 1997-07-31
EP0628892B1 (de) 1997-01-15
DE69021045D1 (de) 1995-08-24
EP0456800A1 (de) 1991-11-21
DE69030203D1 (de) 1997-04-17
WO1991008523A1 (en) 1991-06-13

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