JPS6339249U - - Google Patents

Info

Publication number
JPS6339249U
JPS6339249U JP1986132811U JP13281186U JPS6339249U JP S6339249 U JPS6339249 U JP S6339249U JP 1986132811 U JP1986132811 U JP 1986132811U JP 13281186 U JP13281186 U JP 13281186U JP S6339249 U JPS6339249 U JP S6339249U
Authority
JP
Japan
Prior art keywords
toner
reference value
toner concentration
density
detected
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.)
Pending
Application number
JP1986132811U
Other languages
English (en)
Japanese (ja)
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 filed Critical
Priority to JP1986132811U priority Critical patent/JPS6339249U/ja
Priority to US07/089,875 priority patent/US4758861A/en
Publication of JPS6339249U publication Critical patent/JPS6339249U/ja
Pending 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
    • G03G15/0848—Arrangements for testing or measuring developer properties or quality, e.g. charge, size, flowability
    • G03G15/0849—Detection or control means for the developer concentration
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)
JP1986132811U 1986-08-29 1986-08-29 Pending JPS6339249U (US20090177143A1-20090709-C00008.png)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1986132811U JPS6339249U (US20090177143A1-20090709-C00008.png) 1986-08-29 1986-08-29
US07/089,875 US4758861A (en) 1986-08-29 1987-08-27 Toner density control device in an electrophotographic copying apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986132811U JPS6339249U (US20090177143A1-20090709-C00008.png) 1986-08-29 1986-08-29

Publications (1)

Publication Number Publication Date
JPS6339249U true JPS6339249U (US20090177143A1-20090709-C00008.png) 1988-03-14

Family

ID=15090133

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986132811U Pending JPS6339249U (US20090177143A1-20090709-C00008.png) 1986-08-29 1986-08-29

Country Status (2)

Country Link
US (1) US4758861A (US20090177143A1-20090709-C00008.png)
JP (1) JPS6339249U (US20090177143A1-20090709-C00008.png)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5047804A (en) * 1987-07-27 1991-09-10 Minolta Camera Kabushiki Kaisha Image forming apparatus having a toner replenishment control system
US5009187A (en) * 1987-08-25 1991-04-23 Sharp Kabushiki Kaisha Developing device with shutter
JPH07113799B2 (ja) * 1987-09-30 1995-12-06 三田工業株式会社 現像剤補給装置
US4932356A (en) * 1987-12-04 1990-06-12 Konica Corporation Toner control device
JP2812335B2 (ja) * 1988-08-31 1998-10-22 京セラ株式会社 トナー濃度制御方法
US4875078A (en) * 1988-09-08 1989-10-17 Eastman Kodak Company Dead time compensation for toner replenishment
JPH02120771A (ja) * 1988-10-31 1990-05-08 Toshiba Corp 画像形成装置およびその制御方法
US4949399A (en) * 1989-05-09 1990-08-14 Eastman Kodak Company Development station engageable with toner monitor
JP3007650B2 (ja) * 1989-05-30 2000-02-07 株式会社リコー 画像形成装置
JPH0335559U (US20090177143A1-20090709-C00008.png) * 1989-08-19 1991-04-08
JP2981900B2 (ja) * 1989-10-06 1999-11-22 コニカ株式会社 トナー濃度制御方法
JPH0812507B2 (ja) * 1990-03-06 1996-02-07 シャープ株式会社 トナー濃度検出方法
JPH04177381A (ja) * 1990-11-13 1992-06-24 Fujitsu Ltd トナー量検出方法
JP3098823B2 (ja) * 1991-02-19 2000-10-16 株式会社リコー 現像装置
JP2940255B2 (ja) * 1991-09-26 1999-08-25 村田機械株式会社 画像形成装置におけるトナー量検出装置
JP3518812B2 (ja) * 1993-04-30 2004-04-12 株式会社リコー 画像形成装置
US5891441A (en) * 1996-07-08 1999-04-06 Diaz; Jose A. Chemical composition and method for more rapidly aiding the absorption, binding an elimination of undigested fat in the human body
US5795576A (en) * 1996-07-08 1998-08-18 Diaz; Jose A. Chemical composition for aiding the absorption, binding and elimination of undigested fat
US6353716B1 (en) * 1999-09-22 2002-03-05 Sharp Kabushiki Kaisha Image forming apparatus having humidity detection and toner concentration adjusting according to detected humidity
JP2004109998A (ja) * 2002-08-30 2004-04-08 Canon Inc 画像形成装置及びその制御方法、画像形成装置の現像剤補給容器、現像剤補給容器に搭載されるメモリユニット、プログラム及び記憶媒体
US20100266296A1 (en) * 2009-04-20 2010-10-21 Kabushiki Kaisha Toshiba Image forming apparatus and image quality maintenance method for image forming apparauts

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5793373A (en) * 1980-12-01 1982-06-10 Hitachi Koki Co Ltd Detector for toner concentration
JPS60196786A (ja) * 1984-06-18 1985-10-05 Canon Inc 記録装置
JPS60229073A (ja) * 1984-04-27 1985-11-14 Fuji Xerox Co Ltd 自動トナ−濃度制御装置
JPS6146565B2 (US20090177143A1-20090709-C00008.png) * 1983-09-12 1986-10-15 Fuji Spinning Co Ltd

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5774447A (en) * 1980-10-24 1982-05-10 Homare Higashikakiuchi Connecting method of parts
JPS57172235A (en) * 1981-04-16 1982-10-23 Olympus Optical Co Ltd Detector for toner density
US4462680A (en) * 1981-05-20 1984-07-31 Canon Kabushiki Kaisha Apparatus for controlling toner density
JPS58159551U (ja) * 1982-04-20 1983-10-24 オリンパス光学工業株式会社 トナ−濃度検知装置
DE3379182D1 (en) * 1982-11-29 1989-03-16 Hitachi Metals Ltd Apparatus for controlling toner concentration in developer
US4536080A (en) * 1983-08-19 1985-08-20 Xerox Corporation Developer material end of life sensing
JPH0623892B2 (ja) * 1984-04-28 1994-03-30 ミノルタカメラ株式会社 現像剤量検出装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5793373A (en) * 1980-12-01 1982-06-10 Hitachi Koki Co Ltd Detector for toner concentration
JPS6146565B2 (US20090177143A1-20090709-C00008.png) * 1983-09-12 1986-10-15 Fuji Spinning Co Ltd
JPS60229073A (ja) * 1984-04-27 1985-11-14 Fuji Xerox Co Ltd 自動トナ−濃度制御装置
JPS60196786A (ja) * 1984-06-18 1985-10-05 Canon Inc 記録装置

Also Published As

Publication number Publication date
US4758861A (en) 1988-07-19

Similar Documents

Publication Publication Date Title
JPS6339249U (US20090177143A1-20090709-C00008.png)
US5450177A (en) Image forming apparatus having a toner concentration control capability with a toner concentration sensor disposed in a developing unit
JPH031661B2 (US20090177143A1-20090709-C00008.png)
JPH047510B2 (US20090177143A1-20090709-C00008.png)
JP2989214B2 (ja) 画像形成装置
JPH04158382A (ja) 現像剤濃度制御装置
JPS6318747B2 (US20090177143A1-20090709-C00008.png)
JPS61159663A (ja) 複写機の自動画像濃度制御方法
JP4139021B2 (ja) 画像形成装置
JP4401042B2 (ja) トナー濃度制御システム及び該システムを用いた画像形成装置
JPH08680Y2 (ja) 画像形成装置
JPS61201277A (ja) トナ−濃度制御方法
JPH0695249B2 (ja) 画像形成装置におけるトナ−補給方法
JPS61235872A (ja) 複写機のトナ−供給モ−タ制御装置
JPH05188783A (ja) 画像形成装置
JPH08678Y2 (ja) トナー補給装置
JP2912971B2 (ja) 電子写真装置
JPS61153677A (ja) 複写機の自動画像濃度制御方法
JPH0443896Y2 (US20090177143A1-20090709-C00008.png)
JPS59166247U (ja) 電子写真複写機の感光体温度自動制御装置
JPH04240679A (ja) 画像形成装置
JPH0440250U (US20090177143A1-20090709-C00008.png)
JPS63168446U (US20090177143A1-20090709-C00008.png)
JPS6358246U (US20090177143A1-20090709-C00008.png)
JPS61128660U (US20090177143A1-20090709-C00008.png)