JPH0315186B2 - - Google Patents

Info

Publication number
JPH0315186B2
JPH0315186B2 JP15419987A JP15419987A JPH0315186B2 JP H0315186 B2 JPH0315186 B2 JP H0315186B2 JP 15419987 A JP15419987 A JP 15419987A JP 15419987 A JP15419987 A JP 15419987A JP H0315186 B2 JPH0315186 B2 JP H0315186B2
Authority
JP
Japan
Prior art keywords
toner
copying machine
humidity
signal
temperature
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
JP15419987A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6371871A (ja
Inventor
Seiichi Myagawa
Masao Hosaka
Susumu Tatsumi
Koji Sakamoto
Tsutomu Imai
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 JP15419987A priority Critical patent/JPS6371871A/ja
Publication of JPS6371871A publication Critical patent/JPS6371871A/ja
Publication of JPH0315186B2 publication Critical patent/JPH0315186B2/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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
JP15419987A 1987-06-20 1987-06-20 複写機のトナ−濃度制御装置 Granted JPS6371871A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15419987A JPS6371871A (ja) 1987-06-20 1987-06-20 複写機のトナ−濃度制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15419987A JPS6371871A (ja) 1987-06-20 1987-06-20 複写機のトナ−濃度制御装置

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP15178777A Division JPS5484741A (en) 1977-12-19 1977-12-19 Toner density controlling method and device for copier

Publications (2)

Publication Number Publication Date
JPS6371871A JPS6371871A (ja) 1988-04-01
JPH0315186B2 true JPH0315186B2 (enrdf_load_stackoverflow) 1991-02-28

Family

ID=15579005

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15419987A Granted JPS6371871A (ja) 1987-06-20 1987-06-20 複写機のトナ−濃度制御装置

Country Status (1)

Country Link
JP (1) JPS6371871A (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2721366B2 (ja) * 1988-11-08 1998-03-04 三田工業株式会社 画像形成装置のトナー濃度制御装置
JPH02179664A (ja) * 1988-12-29 1990-07-12 Matsushita Electric Ind Co Ltd 現像装置
JPH0310272A (ja) * 1989-06-07 1991-01-17 Canon Inc 画像形成装置
JP3010687B2 (ja) * 1990-06-04 2000-02-21 ミノルタ株式会社 画像形成装置
JP5171796B2 (ja) * 2009-11-27 2013-03-27 京セラドキュメントソリューションズ株式会社 画像形成装置

Also Published As

Publication number Publication date
JPS6371871A (ja) 1988-04-01

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