JPS63108369A - 乾式現像装置 - Google Patents

乾式現像装置

Info

Publication number
JPS63108369A
JPS63108369A JP61254293A JP25429386A JPS63108369A JP S63108369 A JPS63108369 A JP S63108369A JP 61254293 A JP61254293 A JP 61254293A JP 25429386 A JP25429386 A JP 25429386A JP S63108369 A JPS63108369 A JP S63108369A
Authority
JP
Japan
Prior art keywords
developer
sleeve
magnetic
toner
container
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.)
Granted
Application number
JP61254293A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0569424B2 (enExample
Inventor
Kenichi Takeda
憲一 武田
Kazuo Kagiura
鍵浦　和夫
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP61254293A priority Critical patent/JPS63108369A/ja
Priority to US07/110,785 priority patent/US4792831A/en
Publication of JPS63108369A publication Critical patent/JPS63108369A/ja
Publication of JPH0569424B2 publication Critical patent/JPH0569424B2/ja
Granted 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
    • G03G15/0898—Arrangements or disposition of the complete developer unit or parts thereof not provided for by groups G03G15/08 - G03G15/0894 for preventing toner scattering during operation, e.g. seals
    • 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)
JP61254293A 1986-10-24 1986-10-24 乾式現像装置 Granted JPS63108369A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP61254293A JPS63108369A (ja) 1986-10-24 1986-10-24 乾式現像装置
US07/110,785 US4792831A (en) 1986-10-24 1987-10-21 Dry-type developing apparatus with elastic sheet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61254293A JPS63108369A (ja) 1986-10-24 1986-10-24 乾式現像装置

Publications (2)

Publication Number Publication Date
JPS63108369A true JPS63108369A (ja) 1988-05-13
JPH0569424B2 JPH0569424B2 (enExample) 1993-10-01

Family

ID=17262957

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61254293A Granted JPS63108369A (ja) 1986-10-24 1986-10-24 乾式現像装置

Country Status (2)

Country Link
US (1) US4792831A (enExample)
JP (1) JPS63108369A (enExample)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009157117A (ja) * 2007-12-26 2009-07-16 Sharp Corp 現像装置およびそれを備える画像形成装置
JP2010008993A (ja) * 2008-05-27 2010-01-14 Canon Inc 現像装置及びプロセスカートリッジ、並びに画像形成装置
JP2011064862A (ja) * 2009-09-16 2011-03-31 Kyocera Mita Corp 現像装置およびそれを備えた画像形成装置
JP2012226191A (ja) * 2011-04-21 2012-11-15 Ricoh Co Ltd 現像装置及びこれを用いた画像形成装置
JP2022185665A (ja) * 2021-06-03 2022-12-15 株式会社リコー 現像装置及び画像形成装置

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69030203T2 (de) * 1989-12-01 1997-10-02 Eastman Kodak Co Tonermischer für Magnetbürstentwicklungsgerät
US5012302A (en) * 1990-03-30 1991-04-30 Motorola, Inc. Enhanced conductivity quantum well having resonant charge coupling
US5311260A (en) * 1991-03-08 1994-05-10 Mita Industrial Co., Ltd. Developing device
JPH0535107A (ja) * 1991-07-31 1993-02-12 Toshiba Corp 画像形成装置における現像装置
US5206693A (en) * 1991-08-16 1993-04-27 Xerox Corporation Development unit having an asymmetrically biased electrode wires
US5374978A (en) * 1992-07-15 1994-12-20 Hitachi Metals, Ltd. Developing method
US5387967A (en) * 1993-09-23 1995-02-07 Xerox Corporation Single-component electrophotographic development system
US5634177A (en) * 1995-03-15 1997-05-27 Matsushita Electric Industrial Co., Ltd. Apparatus for developing an electrostatic latent image with a non-magnetic toner
JP4235269B2 (ja) * 1997-10-30 2009-03-11 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画像形成装置
JPH11143226A (ja) * 1997-11-11 1999-05-28 Canon Inc プロセスカートリッジ及び現像装置
JP2000267429A (ja) * 1999-03-16 2000-09-29 Kyocera Mita Corp 画像形成装置
US6771918B2 (en) * 2001-09-21 2004-08-03 Ricoh Company, Ltd. Developing device and image forming device
EP1467261B1 (en) * 2003-04-11 2011-11-02 Ricoh Company, Ltd. Image forming apparatus for preventing image deterioration caused by fallen conductive brush and scatter of developer
US7013104B2 (en) 2004-03-12 2006-03-14 Lexmark International, Inc. Toner regulating system having toner regulating member with metallic coating on flexible substrate
US7236729B2 (en) 2004-07-27 2007-06-26 Lexmark International, Inc. Electrophotographic toner regulating member with induced strain outside elastic response region
JP2007121931A (ja) * 2005-10-31 2007-05-17 Canon Inc 現像装置及び画像形成装置
KR100726441B1 (ko) * 2005-11-22 2007-06-11 삼성전자주식회사 현상장치 및 이를 이용한 화상형성장치
US20070297827A1 (en) * 2006-05-19 2007-12-27 David Clay Blaine Developer Roll Shield to Reduce Toner Dusting
US20070286634A1 (en) * 2006-06-08 2007-12-13 David Clay Blaine Developer Roll Shield to Reduce Toner Dusting
JP4974595B2 (ja) * 2006-07-13 2012-07-11 株式会社リコー 現像装置、プロセスカートリッジ、及び、画像形成装置
JP4513854B2 (ja) * 2007-11-16 2010-07-28 富士ゼロックス株式会社 現像装置および画像形成装置
US8543030B2 (en) * 2011-02-14 2013-09-24 Eastman Kodak Company Electrophotographic printer with dust seal
US8923726B2 (en) * 2011-04-21 2014-12-30 Ricoh Company, Ltd. Image forming apparatus incorporating developing device with first and second seals
JP2012230203A (ja) * 2011-04-25 2012-11-22 Ricoh Co Ltd 現像装置及び画像形成装置
US9658576B2 (en) * 2014-12-11 2017-05-23 Ricoh Company, Ltd. Developing device, and process cartridge and image forming apparatus incorporating same
US10534291B2 (en) * 2017-10-26 2020-01-14 Hewlett-Packard Development Company, L.P. Image forming system with developer retainer
JP2025055652A (ja) * 2023-09-27 2025-04-08 富士フイルムビジネスイノベーション株式会社 現像器及び画像形成装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57184951U (enExample) * 1981-05-20 1982-11-24
JPS60229070A (ja) * 1984-04-27 1985-11-14 Toshiba Corp 現像装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4387982A (en) * 1981-07-01 1983-06-14 Xerox Corporation Charged particle containment apparatus
DE3225883C2 (de) * 1981-07-10 1985-09-05 Ricoh Co., Ltd., Tokio/Tokyo Entwicklungseinrichtung für ein Kopiergerät
DE3232341A1 (de) * 1981-08-31 1983-03-24 Minolta Camera K.K., Osaka Magnetbuersten-entwicklungseinrichtung
US4592653A (en) * 1982-03-12 1986-06-03 Ricoh Company, Ltd. Dry process developing apparatus
US4394086A (en) * 1982-03-24 1983-07-19 Xerox Corporation Particle containment apparatus
JPS6054149U (ja) * 1983-09-20 1985-04-16 株式会社東芝 現像装置
US4716437A (en) * 1986-11-19 1987-12-29 Eastman Kodak Company Development station having apertured thin film for controlling the flow of developer material

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57184951U (enExample) * 1981-05-20 1982-11-24
JPS60229070A (ja) * 1984-04-27 1985-11-14 Toshiba Corp 現像装置

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009157117A (ja) * 2007-12-26 2009-07-16 Sharp Corp 現像装置およびそれを備える画像形成装置
JP2010008993A (ja) * 2008-05-27 2010-01-14 Canon Inc 現像装置及びプロセスカートリッジ、並びに画像形成装置
JP2011064862A (ja) * 2009-09-16 2011-03-31 Kyocera Mita Corp 現像装置およびそれを備えた画像形成装置
JP2012226191A (ja) * 2011-04-21 2012-11-15 Ricoh Co Ltd 現像装置及びこれを用いた画像形成装置
JP2022185665A (ja) * 2021-06-03 2022-12-15 株式会社リコー 現像装置及び画像形成装置

Also Published As

Publication number Publication date
US4792831A (en) 1988-12-20
JPH0569424B2 (enExample) 1993-10-01

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees