JPH0221591B2 - - Google Patents

Info

Publication number
JPH0221591B2
JPH0221591B2 JP57209223A JP20922382A JPH0221591B2 JP H0221591 B2 JPH0221591 B2 JP H0221591B2 JP 57209223 A JP57209223 A JP 57209223A JP 20922382 A JP20922382 A JP 20922382A JP H0221591 B2 JPH0221591 B2 JP H0221591B2
Authority
JP
Japan
Prior art keywords
developer
carrier
toner
developing device
stirring
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
JP57209223A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59100471A (ja
Inventor
Tamotsu Sakamoto
Shuji Tanaka
Yoshikazu Okamoto
Kazuharu Sasaki
Yoshio Inoe
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
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 filed Critical Fuji Xerox Co Ltd
Priority to JP57209223A priority Critical patent/JPS59100471A/ja
Publication of JPS59100471A publication Critical patent/JPS59100471A/ja
Publication of JPH0221591B2 publication Critical patent/JPH0221591B2/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
    • G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
    • G03G15/0844—Arrangements for purging used developer from the developing unit

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
JP57209223A 1982-12-01 1982-12-01 電子写真複写機用現像装置 Granted JPS59100471A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57209223A JPS59100471A (ja) 1982-12-01 1982-12-01 電子写真複写機用現像装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57209223A JPS59100471A (ja) 1982-12-01 1982-12-01 電子写真複写機用現像装置

Publications (2)

Publication Number Publication Date
JPS59100471A JPS59100471A (ja) 1984-06-09
JPH0221591B2 true JPH0221591B2 (enrdf_load_stackoverflow) 1990-05-15

Family

ID=16569383

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57209223A Granted JPS59100471A (ja) 1982-12-01 1982-12-01 電子写真複写機用現像装置

Country Status (1)

Country Link
JP (1) JPS59100471A (enrdf_load_stackoverflow)

Cited By (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0583634A3 (en) * 1992-07-21 1998-02-04 Sharp Kabushiki Kaisha Developing device
US6617088B2 (en) 2000-05-22 2003-09-09 Fuji Xerox Co., Ltd. Developer and image forming method
US6920301B2 (en) 2001-07-31 2005-07-19 Canon Kabushiki Kaisha Rotary developing apparatus with developer recovery
JP2005326708A (ja) * 2004-05-17 2005-11-24 Ricoh Co Ltd 画像形成装置、プロセスカートリッジ、現像装置、及び、クリーニング装置
US7190924B2 (en) 2003-09-30 2007-03-13 Kabushiki Kaisha Toshiba Image forming apparatus that eliminates the inadvertence of mixed color toners and image forming method
WO2007066800A1 (en) 2005-12-05 2007-06-14 Canon Kabushiki Kaisha Developer for replenishment and image forming method
CN100334510C (zh) * 2002-12-12 2007-08-29 佳能株式会社 显影装置
JP2008158223A (ja) * 2006-12-22 2008-07-10 Ricoh Co Ltd キャリア、補給用現像剤、現像装置内現像剤、現像剤補給装置、画像形成装置、プロセスカートリッジ
US7536138B2 (en) 2006-04-14 2009-05-19 Sharp Kabushiki Kaisha Developer with developer level control, and image forming apparatus having same
US7630670B2 (en) 2005-09-08 2009-12-08 Canon Kabushiki Kaisha Developing apparatus and image forming apparatus
US8489000B2 (en) 2009-07-17 2013-07-16 Canon Kabushiki Kaisha Developing apparatus for an image forming apparatus
US8526847B2 (en) 2010-07-01 2013-09-03 Konica Minolta Business Technologies, Inc. Image forming apparatus and developing device
US8526858B2 (en) 2009-09-10 2013-09-03 Canon Kabushiki Kaisha Image forming apparatus having color and transparent developing devices
US8532538B2 (en) 2010-02-09 2013-09-10 Canon Kabushiki Kaisha Image forming apparatus featuring supply of developers having different toner ratios
JP2014132290A (ja) * 2013-01-04 2014-07-17 Ricoh Co Ltd 画像形成装置と現像剤回収方法
JP2014157319A (ja) * 2013-02-18 2014-08-28 Ricoh Co Ltd キャリア補給装置、プロセスカートリッジ、画像形成装置
US9134650B2 (en) 2012-12-12 2015-09-15 Konica Minolta, Inc. Developing device and image forming apparatus
US9436130B2 (en) 2014-09-24 2016-09-06 Canon Kabushiki Kaisha Developing device
US9442425B2 (en) 2014-05-23 2016-09-13 Canon Kabushiki Kaisha Developing apparatus and image forming apparatus
US9946191B2 (en) 2014-05-23 2018-04-17 Canon Kabushiki Kaisha Image forming apparatus
US10444668B2 (en) 2014-09-25 2019-10-15 Canon Kabushiki Kaisha Developing apparatus and image forming apparatus
US10845729B2 (en) 2018-02-07 2020-11-24 Canon Kabushiki Kaisha Image forming apparatus having toner density control

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61200558A (ja) * 1985-03-01 1986-09-05 Canon Inc 画像形成装置
US5548385A (en) * 1993-02-25 1996-08-20 Sharp Kabushiki Kaisha Developer device that gradually replaces degraded developer with fresh developer
US5430532A (en) * 1993-03-09 1995-07-04 Sharp Kabushiki Kaisha Developing device with a tilt detecting function designed for a trickle system
JP3472214B2 (ja) 1999-11-11 2003-12-02 キヤノン株式会社 画像形成装置
DE10107647A1 (de) * 2001-02-19 2002-09-19 Oce Printing Systems Gmbh Vorrichtung und Verfahren zum Ersatz von gealtertem Entwickler
US6882816B2 (en) 2002-02-19 2005-04-19 Matsushita Electric Industrial Co., Ltd. Developing device with developer circulating path
US7542703B2 (en) 2002-05-20 2009-06-02 Ricoh Company, Ltd. Developing device replenishing a toner or a carrier of a two-ingredient type developer and image forming apparatus including the developing device
US7116928B2 (en) 2002-12-18 2006-10-03 Ricoh Company, Ltd. Powder discharging device and image forming apparatus using the same
US7024138B2 (en) 2003-02-28 2006-04-04 Canon Kabushiki Kaisha Image forming apparatus, and replenishing developer kit
JP4423078B2 (ja) 2004-03-23 2010-03-03 キヤノン株式会社 画像形成装置及び管理システム
JP4614332B2 (ja) 2004-06-18 2011-01-19 株式会社リコー 現像剤劣化検知方法、現像剤劣化検知装置、現像装置、画像形成装置及び画像形成方法
JP4630694B2 (ja) 2005-03-07 2011-02-09 キヤノン株式会社 画像形成方法
US7734227B2 (en) 2005-09-16 2010-06-08 Konica Minolta Business Technologies, Inc. Developing device and image-forming apparatus using multiple-component developer
JP4951935B2 (ja) 2005-10-26 2012-06-13 コニカミノルタビジネステクノロジーズ株式会社 現像装置及び画像形成装置
JP4899873B2 (ja) 2006-03-01 2012-03-21 コニカミノルタビジネステクノロジーズ株式会社 現像装置及び画像形成装置
JP4813928B2 (ja) * 2006-03-03 2011-11-09 株式会社東芝 画像形成装置
US20070212122A1 (en) 2006-03-06 2007-09-13 Konica Minolta Business Technologies, Inc. Development apparatus, image forming apparatus and development method
JP4708252B2 (ja) 2006-04-20 2011-06-22 株式会社リコー 画像形成装置
US7761040B2 (en) 2006-05-31 2010-07-20 Konica Minolta Business Technologies, Inc. Image forming apparatus having developer with opposite polarity particles
JP2007334007A (ja) 2006-06-15 2007-12-27 Konica Minolta Business Technologies Inc 現像装置及び画像形成装置
JP4811239B2 (ja) 2006-11-10 2011-11-09 コニカミノルタビジネステクノロジーズ株式会社 画像形成装置
US7761041B2 (en) 2006-11-21 2010-07-20 Konica Minolta Business Technologies, Inc. Developing apparatus, image forming apparatus and method for forming image using opposite polarity particles
US7689150B2 (en) 2006-11-24 2010-03-30 Konica Minolta Business Technologies, Inc. Image forming apparatus using trapezoidal shaped electric field and method for forming image
JP2008224721A (ja) 2007-03-08 2008-09-25 Konica Minolta Business Technologies Inc 現像装置及び画像形成装置
JP4450033B2 (ja) 2007-08-29 2010-04-14 コニカミノルタビジネステクノロジーズ株式会社 現像装置および画像形成装置
US7986892B2 (en) 2007-09-06 2011-07-26 Konica Minolta Business Technologies, Inc. Image forming apparatus having a controller for controlling a developer
JP5429594B2 (ja) 2007-09-13 2014-02-26 株式会社リコー 画像形成方法、画像形成装置並びにプロセスカートリッジ及びそのための電子写真現像剤並びに現像剤用キャリア
US8131186B2 (en) 2007-12-06 2012-03-06 Kabushiki Kaisha Toshiba Developing device
JP2009192701A (ja) * 2008-02-13 2009-08-27 Konica Minolta Business Technologies Inc 現像装置および画像形成装置
JP4697241B2 (ja) 2008-02-21 2011-06-08 コニカミノルタビジネステクノロジーズ株式会社 現像装置および画像形成装置
JP4814267B2 (ja) 2008-02-21 2011-11-16 コニカミノルタビジネステクノロジーズ株式会社 現像装置および画像形成装置
JP4841576B2 (ja) 2008-02-27 2011-12-21 コニカミノルタビジネステクノロジーズ株式会社 現像装置および画像形成装置
JP2009237427A (ja) 2008-03-28 2009-10-15 Konica Minolta Business Technologies Inc 現像装置、画像形成装置及び現像剤の充填方法
JP4591543B2 (ja) 2008-05-21 2010-12-01 コニカミノルタビジネステクノロジーズ株式会社 現像装置および画像形成装置
JP4605258B2 (ja) 2008-06-12 2011-01-05 コニカミノルタビジネステクノロジーズ株式会社 現像装置および画像形成装置
JP4655116B2 (ja) 2008-06-19 2011-03-23 コニカミノルタビジネステクノロジーズ株式会社 ハイブリッド現像用トナー、ハイブリッド現像用現像剤および画像形成装置
JP4492742B2 (ja) 2008-09-19 2010-06-30 コニカミノルタビジネステクノロジーズ株式会社 現像装置及び画像形成装置
US8238798B2 (en) 2009-07-15 2012-08-07 Kabushiki Kaisha Toshiba Developing device and developing method for image forming apparatus
JP2011048094A (ja) 2009-08-26 2011-03-10 Fuji Xerox Co Ltd 現像装置及び画像形成装置
JP2011095377A (ja) 2009-10-28 2011-05-12 Konica Minolta Business Technologies Inc 画像形成装置
JP5346897B2 (ja) 2010-09-14 2013-11-20 京セラドキュメントソリューションズ株式会社 現像剤セット
US8867967B2 (en) 2011-01-26 2014-10-21 Canon Kabushiki Kaisha Development apparatus
JP6272139B2 (ja) 2014-05-23 2018-01-31 キヤノン株式会社 現像装置及び画像形成装置
JP6579914B2 (ja) 2015-10-27 2019-09-25 キヤノン株式会社 画像形成装置
JP6755699B2 (ja) 2016-04-22 2020-09-16 キヤノン株式会社 現像装置
JP2017211611A (ja) 2016-05-27 2017-11-30 キヤノン株式会社 現像装置
US10152000B2 (en) 2016-07-15 2018-12-11 Canon Kabushiki Kaisha Developing device
JP2019148771A (ja) 2018-02-28 2019-09-05 キヤノン株式会社 画像形成装置
JP2020095151A (ja) 2018-12-12 2020-06-18 キヤノン株式会社 現像装置

Cited By (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0583634A3 (en) * 1992-07-21 1998-02-04 Sharp Kabushiki Kaisha Developing device
US6617088B2 (en) 2000-05-22 2003-09-09 Fuji Xerox Co., Ltd. Developer and image forming method
US6920301B2 (en) 2001-07-31 2005-07-19 Canon Kabushiki Kaisha Rotary developing apparatus with developer recovery
CN100334510C (zh) * 2002-12-12 2007-08-29 佳能株式会社 显影装置
US7190924B2 (en) 2003-09-30 2007-03-13 Kabushiki Kaisha Toshiba Image forming apparatus that eliminates the inadvertence of mixed color toners and image forming method
JP2005326708A (ja) * 2004-05-17 2005-11-24 Ricoh Co Ltd 画像形成装置、プロセスカートリッジ、現像装置、及び、クリーニング装置
US7630670B2 (en) 2005-09-08 2009-12-08 Canon Kabushiki Kaisha Developing apparatus and image forming apparatus
WO2007066800A1 (en) 2005-12-05 2007-06-14 Canon Kabushiki Kaisha Developer for replenishment and image forming method
US7536138B2 (en) 2006-04-14 2009-05-19 Sharp Kabushiki Kaisha Developer with developer level control, and image forming apparatus having same
JP2008158223A (ja) * 2006-12-22 2008-07-10 Ricoh Co Ltd キャリア、補給用現像剤、現像装置内現像剤、現像剤補給装置、画像形成装置、プロセスカートリッジ
US8489000B2 (en) 2009-07-17 2013-07-16 Canon Kabushiki Kaisha Developing apparatus for an image forming apparatus
US8526858B2 (en) 2009-09-10 2013-09-03 Canon Kabushiki Kaisha Image forming apparatus having color and transparent developing devices
US8532538B2 (en) 2010-02-09 2013-09-10 Canon Kabushiki Kaisha Image forming apparatus featuring supply of developers having different toner ratios
US8526847B2 (en) 2010-07-01 2013-09-03 Konica Minolta Business Technologies, Inc. Image forming apparatus and developing device
US9134650B2 (en) 2012-12-12 2015-09-15 Konica Minolta, Inc. Developing device and image forming apparatus
JP2014132290A (ja) * 2013-01-04 2014-07-17 Ricoh Co Ltd 画像形成装置と現像剤回収方法
JP2014157319A (ja) * 2013-02-18 2014-08-28 Ricoh Co Ltd キャリア補給装置、プロセスカートリッジ、画像形成装置
US9442425B2 (en) 2014-05-23 2016-09-13 Canon Kabushiki Kaisha Developing apparatus and image forming apparatus
US9946191B2 (en) 2014-05-23 2018-04-17 Canon Kabushiki Kaisha Image forming apparatus
US9436130B2 (en) 2014-09-24 2016-09-06 Canon Kabushiki Kaisha Developing device
US10444668B2 (en) 2014-09-25 2019-10-15 Canon Kabushiki Kaisha Developing apparatus and image forming apparatus
US10845729B2 (en) 2018-02-07 2020-11-24 Canon Kabushiki Kaisha Image forming apparatus having toner density control

Also Published As

Publication number Publication date
JPS59100471A (ja) 1984-06-09

Similar Documents

Publication Publication Date Title
JPH0221591B2 (enrdf_load_stackoverflow)
US4449810A (en) Electrophotographic copying machine with means for mixing and removing toner and an integral exposure plate
US5436703A (en) Development unit for electrostatographic printing having a spillover barrier for used developer material
JP2007334288A (ja) 現像装置、及び画像形成装置
US4354763A (en) Dry-type developing device
JP3734096B2 (ja) 画像形成装置
JPH11143196A (ja) 画像形成装置
KR0164409B1 (ko) 전자사진 프로세서의 현상장치
US5502553A (en) Developing device
JPS601624B2 (ja) 磁性トナ−用現像装置
JPH06242674A (ja) トナーカートリッジ
JP3734097B2 (ja) 画像形成装置
JP3267455B2 (ja) 画像形成装置
US5710962A (en) Toner replenishing method for use in development process, and development unit employing the toner replenishing method
JPS58196571A (ja) 複写機のトナ−回収方法
JPH0719114B2 (ja) 現像剤リサイクル装置
JPH0247747B2 (enrdf_load_stackoverflow)
JP3522676B2 (ja) カートリッジユニット
JPS6159464A (ja) トナ−補給装置
JPH0353229Y2 (enrdf_load_stackoverflow)
JPH05313491A (ja) トナー補給装置
JP2541754Y2 (ja) 現像装置
JPS646509Y2 (enrdf_load_stackoverflow)
JPH0542441Y2 (enrdf_load_stackoverflow)
JPS6347871Y2 (enrdf_load_stackoverflow)