JP3975319B2 - 現像装置及びこれを用いた画像形成装置 - Google Patents

現像装置及びこれを用いた画像形成装置 Download PDF

Info

Publication number
JP3975319B2
JP3975319B2 JP2001058012A JP2001058012A JP3975319B2 JP 3975319 B2 JP3975319 B2 JP 3975319B2 JP 2001058012 A JP2001058012 A JP 2001058012A JP 2001058012 A JP2001058012 A JP 2001058012A JP 3975319 B2 JP3975319 B2 JP 3975319B2
Authority
JP
Japan
Prior art keywords
developer
developing
magnetic pole
developing device
development
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
JP2001058012A
Other languages
English (en)
Japanese (ja)
Other versions
JP2002258616A (ja
JP2002258616A5 (enExample
Inventor
明彦 野田
正太 大場
正彰 山浦
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.)
Fujifilm Business Innovation Corp
Original Assignee
Fuji Xerox Co Ltd
Fujifilm Business Innovation 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 Fuji Xerox Co Ltd, Fujifilm Business Innovation Corp filed Critical Fuji Xerox Co Ltd
Priority to JP2001058012A priority Critical patent/JP3975319B2/ja
Priority to US09/950,701 priority patent/US6473586B2/en
Publication of JP2002258616A publication Critical patent/JP2002258616A/ja
Publication of JP2002258616A5 publication Critical patent/JP2002258616A5/ja
Application granted granted Critical
Publication of JP3975319B2 publication Critical patent/JP3975319B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

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
    • G03G15/09—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer using magnetic brush
    • G03G15/0921—Details concerning the magnetic brush roller structure, e.g. magnet configuration

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)
  • Dry Development In Electrophotography (AREA)
JP2001058012A 2001-03-02 2001-03-02 現像装置及びこれを用いた画像形成装置 Expired - Fee Related JP3975319B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2001058012A JP3975319B2 (ja) 2001-03-02 2001-03-02 現像装置及びこれを用いた画像形成装置
US09/950,701 US6473586B2 (en) 2001-03-02 2001-09-13 Developing unit and image forming apparatus using the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001058012A JP3975319B2 (ja) 2001-03-02 2001-03-02 現像装置及びこれを用いた画像形成装置

Publications (3)

Publication Number Publication Date
JP2002258616A JP2002258616A (ja) 2002-09-11
JP2002258616A5 JP2002258616A5 (enExample) 2005-08-25
JP3975319B2 true JP3975319B2 (ja) 2007-09-12

Family

ID=18917805

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001058012A Expired - Fee Related JP3975319B2 (ja) 2001-03-02 2001-03-02 現像装置及びこれを用いた画像形成装置

Country Status (2)

Country Link
US (1) US6473586B2 (enExample)
JP (1) JP3975319B2 (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9425138D0 (en) 1994-12-12 1995-02-08 Dynal As Isolation of nucleic acid
JP4245835B2 (ja) * 2001-11-30 2009-04-02 京セラミタ株式会社 現像装置
EP1333335A3 (en) * 2001-12-20 2003-11-05 Ricoh Company, Ltd. Developing method for an image forming apparatus and developing device using the same
CA2473376A1 (en) 2002-01-16 2003-07-31 Invitrogen Dynal As Method for isolating nucleic acids and protein from a single sample
JP4393900B2 (ja) 2003-06-26 2010-01-06 株式会社リコー 現像装置、画像形成装置、プロセスカートリッジ及び現像方法
JP4906251B2 (ja) * 2003-08-29 2012-03-28 株式会社リコー プロセスカートリッジ及び画像形成装置
JP4673705B2 (ja) * 2004-08-31 2011-04-20 株式会社リコー 現像装置及び静電記録装置
JP4785407B2 (ja) * 2005-04-18 2011-10-05 キヤノン株式会社 現像装置、プロセスカートリッジ及び画像形成装置
JP2007010987A (ja) * 2005-06-30 2007-01-18 Kyocera Mita Corp 現像装置及び画像形成装置
KR100693335B1 (ko) * 2005-09-12 2007-03-09 삼성전자주식회사 현상장치 및 이를 가지는 화상형성장치
US7366453B2 (en) * 2005-10-31 2008-04-29 Xerox Corporation Xerographic developer unit having multiple magnetic brush rolls rotating against the photoreceptor
US7546069B2 (en) * 2005-10-31 2009-06-09 Xerox Corporation Xerographic developer unit having multiple magnetic brush rolls with a grooved surface
US7406279B2 (en) * 2005-10-31 2008-07-29 Xerox Corporation Xerographic developer unit having multiple magnetic brush rolls rotating with the photoreceptor
US7389073B2 (en) * 2006-03-29 2008-06-17 Xerox Corporation Electrostatographic developer unit having multiple magnetic brush rolls having dissimilar compositions
JP4569667B2 (ja) * 2008-05-20 2010-10-27 コニカミノルタビジネステクノロジーズ株式会社 現像装置、画像形成装置及び現像ローラ
JP5239555B2 (ja) * 2008-06-30 2013-07-17 株式会社リコー 現像装置および画像形成装置
JP6028394B2 (ja) * 2011-06-29 2016-11-16 株式会社リコー 現像装置、画像形成方法、画像形成装置、及びプロセスカートリッジ
US9256162B2 (en) * 2013-09-09 2016-02-09 Lexmark International, Inc. Method and apparatus for magnetic brush retraction in electrophotographic system

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3854449A (en) 1972-05-22 1974-12-17 Xerox Corp Development apparatus
US3906897A (en) 1972-05-22 1975-09-23 Xerox Corp Development apparatus
US3940272A (en) 1972-05-22 1976-02-24 Xerox Corporation Method of developing an electrostatic latent image
JPS553707A (en) 1978-06-19 1980-01-11 Tetsuzo Iwai Production of feed by fermentation of organic waste as fowl dropping
JPS5834469A (ja) 1981-08-25 1983-02-28 Toshiba Corp 磁気ブラシ装置
JPS592057A (ja) * 1982-06-28 1984-01-07 Fujitsu Ltd 多色記録装置の現像装置
JPH0625880B2 (ja) * 1985-02-07 1994-04-06 富士ゼロックス株式会社 カラ−複写機の現像装置
JP2531133B2 (ja) * 1985-10-07 1996-09-04 ミノルタ株式会社 現像装置
JPH07107618B2 (ja) * 1986-05-15 1995-11-15 ミノルタ株式会社 現像装置
US4844008A (en) * 1986-07-03 1989-07-04 Canon Kabushiki Kaisha Non-contact developing apparatus utilizing a tangential magnetic field
US4887131A (en) * 1987-03-16 1989-12-12 Canon Kabushiki Kaisha Developing apparatus using magnetic particles and toner particles
JPS63229466A (ja) 1987-03-18 1988-09-26 Yokogawa Electric Corp カラ−電子写真装置
JP2592552B2 (ja) * 1991-06-24 1997-03-19 コニカ株式会社 静電荷像現像方法
JPH05289491A (ja) 1992-04-07 1993-11-05 Canon Inc 画像形成装置
JPH05289520A (ja) 1992-04-10 1993-11-05 Minolta Camera Co Ltd 現像装置
US5517286A (en) * 1993-01-28 1996-05-14 Canon Kabushiki Kaisha Developing apparatus
JP3039208B2 (ja) * 1993-07-08 2000-05-08 ミノルタ株式会社 現像装置
JP3041173B2 (ja) * 1993-10-01 2000-05-15 キヤノン株式会社 画像形成装置
JP3100847B2 (ja) 1994-11-08 2000-10-23 キヤノン株式会社 現像装置
JPH08278695A (ja) 1995-04-07 1996-10-22 Fuji Xerox Co Ltd 現像装置
JPH10333431A (ja) 1997-05-29 1998-12-18 Fuji Xerox Co Ltd 現像装置
JPH11161029A (ja) * 1997-09-26 1999-06-18 Ricoh Co Ltd 現像ローラ及び画像形成装置
JPH11133747A (ja) * 1997-10-31 1999-05-21 Konica Corp 現像装置
JP4132350B2 (ja) * 1998-03-16 2008-08-13 株式会社リコー 画像形成方法ならびに画像形成装置
JP2000147903A (ja) 1998-11-13 2000-05-26 Ricoh Co Ltd 画像形成装置

Also Published As

Publication number Publication date
US20020122677A1 (en) 2002-09-05
JP2002258616A (ja) 2002-09-11
US6473586B2 (en) 2002-10-29

Similar Documents

Publication Publication Date Title
US6473586B2 (en) Developing unit and image forming apparatus using the same
CN104246623A (zh) 显影装置
JP3551752B2 (ja) 現像装置
JP3382541B2 (ja) 現像装置
JP2012014086A (ja) 現像装置及び画像形成装置
US20060198655A1 (en) Developing device and image forming device equipped with same
JPS6275683A (ja) 現像装置
JP5156778B2 (ja) 現像装置及びそれを備えた画像形成装置
JPH11212345A (ja) 現像装置
JP3840139B2 (ja) 現像装置及び画像形成装置
JP2015114540A (ja) 現像装置
JP2012014087A (ja) ２成分現像装置及び画像形成装置
JP4092072B2 (ja) 画像形成装置
JPH07114259A (ja) 現像装置
JP2003337476A (ja) 現像器、プロセスカートリッジ及び画像形成装置
JP2505800B2 (ja) 現像装置
JP2003255696A (ja) 現像装置及び画像形成装置
JPS62192773A (ja) 現像装置
JP4731218B2 (ja) 現像装置
JP2556506B2 (ja) 現像装置
JP3498522B2 (ja) 現像装置
JP4673705B2 (ja) 現像装置及び静電記録装置
JP3692823B2 (ja) 現像装置
JP2016090972A (ja) 現像装置及び画像形成装置
JP5030262B2 (ja) 現像装置及びこれを用いた画像記録装置

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20040921

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20050222

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20061207

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20061227

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070223

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20070322

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070502

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20070523

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20070605

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20100629

Year of fee payment: 3

R150 Certificate of patent or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20110629

Year of fee payment: 4

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20110629

Year of fee payment: 4

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20120629

Year of fee payment: 5

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130629

Year of fee payment: 6

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20140629

Year of fee payment: 7

LAPS Cancellation because of no payment of annual fees