JPH0578837B2 - - Google Patents

Info

Publication number
JPH0578837B2
JPH0578837B2 JP60135297A JP13529785A JPH0578837B2 JP H0578837 B2 JPH0578837 B2 JP H0578837B2 JP 60135297 A JP60135297 A JP 60135297A JP 13529785 A JP13529785 A JP 13529785A JP H0578837 B2 JPH0578837 B2 JP H0578837B2
Authority
JP
Japan
Prior art keywords
toner
developer
charge
carrier
amount
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
JP60135297A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61292665A (ja
Inventor
Kyoshi Sakamoto
Kazuto Wada
Masayuki Tanaka
Kazunori Nagao
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric 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 Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Priority to JP13529785A priority Critical patent/JPS61292665A/ja
Publication of JPS61292665A publication Critical patent/JPS61292665A/ja
Publication of JPH0578837B2 publication Critical patent/JPH0578837B2/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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
JP13529785A 1985-06-20 1985-06-20 トナ−濃度検出装置 Granted JPS61292665A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13529785A JPS61292665A (ja) 1985-06-20 1985-06-20 トナ−濃度検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13529785A JPS61292665A (ja) 1985-06-20 1985-06-20 トナ−濃度検出装置

Publications (2)

Publication Number Publication Date
JPS61292665A JPS61292665A (ja) 1986-12-23
JPH0578837B2 true JPH0578837B2 (fr) 1993-10-29

Family

ID=15148406

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13529785A Granted JPS61292665A (ja) 1985-06-20 1985-06-20 トナ−濃度検出装置

Country Status (1)

Country Link
JP (1) JPS61292665A (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4842739A (fr) * 1971-09-25 1973-06-21
JPS5392138A (en) * 1977-01-24 1978-08-12 Ricoh Co Ltd Device for controlling toner concentration
JPS5675662A (en) * 1979-11-26 1981-06-22 Hitachi Ltd Operating method of electrophotographic apparatus

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57164761U (fr) * 1981-04-13 1982-10-18

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4842739A (fr) * 1971-09-25 1973-06-21
JPS5392138A (en) * 1977-01-24 1978-08-12 Ricoh Co Ltd Device for controlling toner concentration
JPS5675662A (en) * 1979-11-26 1981-06-22 Hitachi Ltd Operating method of electrophotographic apparatus

Also Published As

Publication number Publication date
JPS61292665A (ja) 1986-12-23

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