JPH0216917B2 - - Google Patents

Info

Publication number
JPH0216917B2
JPH0216917B2 JP18474782A JP18474782A JPH0216917B2 JP H0216917 B2 JPH0216917 B2 JP H0216917B2 JP 18474782 A JP18474782 A JP 18474782A JP 18474782 A JP18474782 A JP 18474782A JP H0216917 B2 JPH0216917 B2 JP H0216917B2
Authority
JP
Japan
Prior art keywords
developer
sleeve
developing device
toner
toner concentration
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
JP18474782A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5975270A (ja
Inventor
Hirofumi Aranishi
Takashi Kobayashi
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.)
Katsuragawa Electric Co Ltd
Original Assignee
Katsuragawa 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 Katsuragawa Electric Co Ltd filed Critical Katsuragawa Electric Co Ltd
Priority to JP18474782A priority Critical patent/JPS5975270A/ja
Publication of JPS5975270A publication Critical patent/JPS5975270A/ja
Publication of JPH0216917B2 publication Critical patent/JPH0216917B2/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
    • G03G15/0853—Detection or control means for the developer concentration the concentration being measured by magnetic 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
    • G03G15/06—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
    • G03G15/0856—Detection or control means for the developer level

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)
JP18474782A 1982-10-22 1982-10-22 電子写真装置用現像装置 Granted JPS5975270A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18474782A JPS5975270A (ja) 1982-10-22 1982-10-22 電子写真装置用現像装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18474782A JPS5975270A (ja) 1982-10-22 1982-10-22 電子写真装置用現像装置

Publications (2)

Publication Number Publication Date
JPS5975270A JPS5975270A (ja) 1984-04-27
JPH0216917B2 true JPH0216917B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-04-18

Family

ID=16158632

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18474782A Granted JPS5975270A (ja) 1982-10-22 1982-10-22 電子写真装置用現像装置

Country Status (1)

Country Link
JP (1) JPS5975270A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59200282A (ja) * 1983-04-28 1984-11-13 Mita Ind Co Ltd 電子写真現像方法
US4611900A (en) * 1984-06-01 1986-09-16 Xerox Corporation Apparatus for sensing the presence of toner particles

Also Published As

Publication number Publication date
JPS5975270A (ja) 1984-04-27

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