JPS5986074A - 電子写真複写機におけるトナ−補給量の制御方法 - Google Patents

電子写真複写機におけるトナ−補給量の制御方法

Info

Publication number
JPS5986074A
JPS5986074A JP57196601A JP19660182A JPS5986074A JP S5986074 A JPS5986074 A JP S5986074A JP 57196601 A JP57196601 A JP 57196601A JP 19660182 A JP19660182 A JP 19660182A JP S5986074 A JPS5986074 A JP S5986074A
Authority
JP
Japan
Prior art keywords
toner
fatigue
copying machine
electrophotographic copying
toner replenishment
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
JP57196601A
Other languages
English (en)
Japanese (ja)
Inventor
Tsutomu Imai
力 今井
Yasushi Furuichi
泰 古市
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.)
Ricoh Co Ltd
Original Assignee
Ricoh 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP57196601A priority Critical patent/JPS5986074A/ja
Priority to US06/548,592 priority patent/US4522481A/en
Priority to DE19833340529 priority patent/DE3340529A1/de
Publication of JPS5986074A publication Critical patent/JPS5986074A/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
    • 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
    • G03G15/065—Arrangements for controlling the potential of the developing electrode
    • 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
    • G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
    • G03G15/5033—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the photoconductor characteristics, e.g. temperature, or the characteristics of an image on the photoconductor
    • G03G15/5041—Detecting a toner image, e.g. density, toner coverage, using a test patch

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
  • Developing For Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
JP57196601A 1982-11-09 1982-11-09 電子写真複写機におけるトナ−補給量の制御方法 Pending JPS5986074A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP57196601A JPS5986074A (ja) 1982-11-09 1982-11-09 電子写真複写機におけるトナ−補給量の制御方法
US06/548,592 US4522481A (en) 1982-11-09 1983-11-03 Toner supply control method for electrophotographic copier
DE19833340529 DE3340529A1 (de) 1982-11-09 1983-11-09 Verfahren zum steuern der zufuhr von toner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57196601A JPS5986074A (ja) 1982-11-09 1982-11-09 電子写真複写機におけるトナ−補給量の制御方法

Publications (1)

Publication Number Publication Date
JPS5986074A true JPS5986074A (ja) 1984-05-18

Family

ID=16360454

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57196601A Pending JPS5986074A (ja) 1982-11-09 1982-11-09 電子写真複写機におけるトナ−補給量の制御方法

Country Status (3)

Country Link
US (1) US4522481A (en, 2012)
JP (1) JPS5986074A (en, 2012)
DE (1) DE3340529A1 (en, 2012)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0297971A (ja) * 1988-10-05 1990-04-10 Ricoh Co Ltd 画像形成装置

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0640233B2 (ja) * 1984-04-13 1994-05-25 株式会社リコー 電子写真装置
US4742372A (en) * 1985-08-09 1988-05-03 Mita Industrial Co., Ltd. Toner detection method and device for copying machines
US4684243A (en) * 1986-05-15 1987-08-04 Eastman Kodak Company Optional output for test patches
US4785331A (en) * 1986-11-13 1988-11-15 Minolta Camera Kabushiki Kaisha Electrophotographic copying method and apparatus
GB2203358A (en) * 1987-01-12 1988-10-19 Ricoh Kk A toner density control device
JPS63228180A (ja) * 1987-03-17 1988-09-22 Minolta Camera Co Ltd トナ−補給装置
US4829336A (en) * 1988-04-18 1989-05-09 International Business Machines Corporation Toner concentration control method and apparatus
US4974024A (en) * 1989-07-03 1990-11-27 Xerox Corporation Predictive toner dispenser controller
US5124750A (en) * 1989-09-05 1992-06-23 Minolta Camera Kabushiki Kaisha Toner density detecting method, and image forming method and apparatus employing the toner density detecting method
JP2810813B2 (ja) * 1991-10-03 1998-10-15 富士通株式会社 印刷制御装置
US6081677A (en) * 1996-08-02 2000-06-27 Oce Printing Systems Gmbh Process for optimizing a half-tone reproduction on a photoconductor of electrophotographic printers and copiers
KR100238688B1 (ko) * 1997-04-07 2000-01-15 윤종용 전자사진형성장치의 현상제 회수/공급장치
US7162187B2 (en) * 2003-06-30 2007-01-09 Ricoh Company, Ltd. Image forming apparatus and image forming method
JP2006106307A (ja) * 2004-10-05 2006-04-20 Ricoh Co Ltd 画像形成装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52110046A (en) * 1976-03-12 1977-09-14 Ricoh Co Ltd Electrophotographic image control
JPS54143144A (en) * 1978-04-14 1979-11-08 Konishiroku Photo Ind Co Ltd Image density detecting method and apparatus for zerographic copier
JPS56102874A (en) * 1980-01-19 1981-08-17 Canon Inc Developer replenishing device
US4341461A (en) * 1980-04-07 1982-07-27 Xerox Corporation Development control of a reproduction machine
JPS56146155A (en) * 1980-04-15 1981-11-13 Mita Ind Co Ltd Electrostatic copying machine
US4343548A (en) * 1980-05-19 1982-08-10 Xerox Corporation Control system for regulating the concentration of toner particles within a developer mixture
JPS5754962A (en) * 1980-09-19 1982-04-01 Mita Ind Co Ltd Development device
US4462680A (en) * 1981-05-20 1984-07-31 Canon Kabushiki Kaisha Apparatus for controlling toner density

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0297971A (ja) * 1988-10-05 1990-04-10 Ricoh Co Ltd 画像形成装置

Also Published As

Publication number Publication date
US4522481A (en) 1985-06-11
DE3340529A1 (de) 1984-05-10
DE3340529C2 (en, 2012) 1988-03-24

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