JPH0511632B2 - - Google Patents

Info

Publication number
JPH0511632B2
JPH0511632B2 JP60075286A JP7528685A JPH0511632B2 JP H0511632 B2 JPH0511632 B2 JP H0511632B2 JP 60075286 A JP60075286 A JP 60075286A JP 7528685 A JP7528685 A JP 7528685A JP H0511632 B2 JPH0511632 B2 JP H0511632B2
Authority
JP
Japan
Prior art keywords
toner
developing
supply motor
toner supply
control signal
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
JP60075286A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61235872A (ja
Inventor
Taketoshi Yamaguchi
Noryuki Inoe
Arinori Fujita
Satoshi Ootani
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 JP60075286A priority Critical patent/JPS61235872A/ja
Publication of JPS61235872A publication Critical patent/JPS61235872A/ja
Publication of JPH0511632B2 publication Critical patent/JPH0511632B2/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
    • G03G15/0851—Detection or control means for the developer concentration the concentration being measured by electrical means
    • 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
    • G03G15/55—Self-diagnostics; Malfunction or lifetime display
    • G03G15/553—Monitoring or warning means for exhaustion or lifetime end of consumables, e.g. indication of insufficient copy sheet quantity for a job
    • G03G15/556—Monitoring or warning means for exhaustion or lifetime end of consumables, e.g. indication of insufficient copy sheet quantity for a job for toner consumption, e.g. pixel counting, toner coverage detection or toner density measurement
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/06—Developing structures, details
    • G03G2215/0634—Developing device
    • G03G2215/0636—Specific type of dry developer device

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
JP60075286A 1985-04-11 1985-04-11 複写機のトナ−供給モ−タ制御装置 Granted JPS61235872A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60075286A JPS61235872A (ja) 1985-04-11 1985-04-11 複写機のトナ−供給モ−タ制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60075286A JPS61235872A (ja) 1985-04-11 1985-04-11 複写機のトナ−供給モ−タ制御装置

Publications (2)

Publication Number Publication Date
JPS61235872A JPS61235872A (ja) 1986-10-21
JPH0511632B2 true JPH0511632B2 (US07754267-20100713-C00021.png) 1993-02-16

Family

ID=13571830

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60075286A Granted JPS61235872A (ja) 1985-04-11 1985-04-11 複写機のトナ−供給モ−タ制御装置

Country Status (1)

Country Link
JP (1) JPS61235872A (US07754267-20100713-C00021.png)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4972230A (en) * 1989-10-31 1990-11-20 Xerox Corporation Toner usage detector based on current biasing mixing means
US5581326A (en) * 1991-02-22 1996-12-03 Canon Kabushiki Kaisha Image forming apparatus which supplies toner based on counted signal value

Also Published As

Publication number Publication date
JPS61235872A (ja) 1986-10-21

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