JPS6045278A - トナ−濃度制御装置 - Google Patents

トナ−濃度制御装置

Info

Publication number
JPS6045278A
JPS6045278A JP58152867A JP15286783A JPS6045278A JP S6045278 A JPS6045278 A JP S6045278A JP 58152867 A JP58152867 A JP 58152867A JP 15286783 A JP15286783 A JP 15286783A JP S6045278 A JPS6045278 A JP S6045278A
Authority
JP
Japan
Prior art keywords
color
value
toner
developer
reflected light
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
JP58152867A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0473792B2 (enrdf_load_stackoverflow
Inventor
Shigehiro Kawauchi
川内　滋裕
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 JP58152867A priority Critical patent/JPS6045278A/ja
Publication of JPS6045278A publication Critical patent/JPS6045278A/ja
Publication of JPH0473792B2 publication Critical patent/JPH0473792B2/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
    • G03G15/0848—Arrangements for testing or measuring developer properties or quality, e.g. charge, size, flowability
    • G03G15/0849—Detection or control means for the developer concentration
    • G03G15/0855—Detection or control means for the developer concentration the concentration being measured by optical means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
JP58152867A 1983-08-22 1983-08-22 トナ−濃度制御装置 Granted JPS6045278A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58152867A JPS6045278A (ja) 1983-08-22 1983-08-22 トナ−濃度制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58152867A JPS6045278A (ja) 1983-08-22 1983-08-22 トナ−濃度制御装置

Publications (2)

Publication Number Publication Date
JPS6045278A true JPS6045278A (ja) 1985-03-11
JPH0473792B2 JPH0473792B2 (enrdf_load_stackoverflow) 1992-11-24

Family

ID=15549850

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58152867A Granted JPS6045278A (ja) 1983-08-22 1983-08-22 トナ−濃度制御装置

Country Status (1)

Country Link
JP (1) JPS6045278A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63231379A (ja) * 1987-03-19 1988-09-27 Ricoh Co Ltd 電子写真装置のトナ−濃度制御方法
JPH0241255U (enrdf_load_stackoverflow) * 1988-09-13 1990-03-22
JPH02100064A (ja) * 1988-10-07 1990-04-12 Ricoh Co Ltd カラー複写機
US5292418A (en) * 1991-03-08 1994-03-08 Mitsubishi Denki Kabushiki Kaisha Local laser plating apparatus

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS543735A (en) * 1977-06-08 1979-01-12 Aisin Seiki Co Ltd Steering force detector
JPS54143144A (en) * 1978-04-14 1979-11-08 Konishiroku Photo Ind Co Ltd Image density detecting method and apparatus for zerographic copier
JPS56158356A (en) * 1980-05-12 1981-12-07 Canon Inc Density control method for developer
JPS57136668A (en) * 1981-02-18 1982-08-23 Canon Inc Developer density controller

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS543735A (en) * 1977-06-08 1979-01-12 Aisin Seiki Co Ltd Steering force detector
JPS54143144A (en) * 1978-04-14 1979-11-08 Konishiroku Photo Ind Co Ltd Image density detecting method and apparatus for zerographic copier
JPS56158356A (en) * 1980-05-12 1981-12-07 Canon Inc Density control method for developer
JPS57136668A (en) * 1981-02-18 1982-08-23 Canon Inc Developer density controller

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63231379A (ja) * 1987-03-19 1988-09-27 Ricoh Co Ltd 電子写真装置のトナ−濃度制御方法
JPH0241255U (enrdf_load_stackoverflow) * 1988-09-13 1990-03-22
JPH02100064A (ja) * 1988-10-07 1990-04-12 Ricoh Co Ltd カラー複写機
US5292418A (en) * 1991-03-08 1994-03-08 Mitsubishi Denki Kabushiki Kaisha Local laser plating apparatus

Also Published As

Publication number Publication date
JPH0473792B2 (enrdf_load_stackoverflow) 1992-11-24

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