JPS4895243A - - Google Patents

Info

Publication number
JPS4895243A
JPS4895243A JP48021690A JP2169073A JPS4895243A JP S4895243 A JPS4895243 A JP S4895243A JP 48021690 A JP48021690 A JP 48021690A JP 2169073 A JP2169073 A JP 2169073A JP S4895243 A JPS4895243 A JP S4895243A
Authority
JP
Japan
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
JP48021690A
Other languages
Japanese (ja)
Other versions
JPS5214100B2 (en
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 filed Critical
Publication of JPS4895243A publication Critical patent/JPS4895243A/ja
Publication of JPS5214100B2 publication Critical patent/JPS5214100B2/ja
Expired 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
    • 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
    • G03G15/0887—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity
    • G03G15/0891—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity for conveying or circulating developer, e.g. augers
JP48021690A 1972-02-22 1973-02-22 Expired JPS5214100B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22796572A 1972-02-22 1972-02-22

Publications (2)

Publication Number Publication Date
JPS4895243A true JPS4895243A (en) 1973-12-06
JPS5214100B2 JPS5214100B2 (en) 1977-04-19

Family

ID=22855191

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48021690A Expired JPS5214100B2 (en) 1972-02-22 1973-02-22

Country Status (4)

Country Link
US (1) US3791744A (en)
JP (1) JPS5214100B2 (en)
CA (1) CA988149A (en)
DE (1) DE2308587C3 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54115246A (en) * 1978-02-28 1979-09-07 Ricoh Co Ltd Toner concentration detector
JPS5521070A (en) * 1978-08-02 1980-02-14 Toshiba Corp Toner density control device in dry type developing apparatus
JPS56128656U (en) * 1980-03-03 1981-09-30

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7210357A (en) * 1971-08-06 1973-02-08
JPS5246095B2 (en) * 1973-05-25 1977-11-21
US3872825A (en) * 1973-08-06 1975-03-25 Xerox Corp Particle concentration detector
US3911861A (en) * 1973-12-03 1975-10-14 Addressograph Multigraph Programmable toner concentration control
US4043293A (en) * 1976-05-03 1977-08-23 Xerox Corporation Developability regulating apparatus
US4119989A (en) * 1977-01-03 1978-10-10 Pitney-Bowes, Inc. System for controlling concentration of developer solution
JPS5438131A (en) * 1977-09-01 1979-03-22 Olympus Optical Co Ltd Toner concentration detecting method of dry type two component developer
US4805641A (en) * 1985-07-31 1989-02-21 Korber Ag Method and apparatus for ascertaining the density of wrapped tobacco fillers and the like
US4883019A (en) * 1987-01-19 1989-11-28 Canon Kabushiki Kaisha Image forming apparatus having developer content detector
US5303310A (en) * 1991-08-30 1994-04-12 Imc Fertilizer, Inc. Method and apparatus for image analysis of composite ores
US6795191B2 (en) * 2002-01-04 2004-09-21 Freescale Semiconductor, Inc. Ultrasonically assisted optical media sensor system
JP6004799B2 (en) * 2012-07-10 2016-10-12 キヤノン株式会社 Developer container and image forming apparatus

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3233781A (en) * 1963-05-08 1966-02-08 Savin Business Machines Corp Toner control system
US3430606A (en) * 1968-01-02 1969-03-04 Xerox Corp Electroscopic particle sensor
US3604939A (en) * 1968-05-24 1971-09-14 Xerox Corp Toner concentration sensing apparatus having plural sensors and a flow control means for each sensor
US3610205A (en) * 1968-10-17 1971-10-05 Continental Can Co Apparatus for measuring and controlling mixture content
US3677222A (en) * 1969-02-24 1972-07-18 Canon Kk Device for automatically regulating the concentration of developing solution
US3682132A (en) * 1969-03-03 1972-08-08 Xerox Corp Automatic developer controller
BE757430A (en) * 1969-10-17 1971-04-13 Xerox Corp AUTOMATIC DEVELOPMENT CONTROL SYSTEM
US3712203A (en) * 1969-11-15 1973-01-23 Iwatsu Electric Co Ltd Automatic control device for the toner concentration within a developer in an electrostatic copy machine

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54115246A (en) * 1978-02-28 1979-09-07 Ricoh Co Ltd Toner concentration detector
JPS6248233B2 (en) * 1978-02-28 1987-10-13 Ricoh Kk
JPS5521070A (en) * 1978-08-02 1980-02-14 Toshiba Corp Toner density control device in dry type developing apparatus
JPS5731135B2 (en) * 1978-08-02 1982-07-02
JPS56128656U (en) * 1980-03-03 1981-09-30
JPS6312353Y2 (en) * 1980-03-03 1988-04-08

Also Published As

Publication number Publication date
DE2308587A1 (en) 1973-09-06
DE2308587C3 (en) 1980-04-17
CA988149A (en) 1976-04-27
DE2308587B2 (en) 1979-08-02
JPS5214100B2 (en) 1977-04-19
US3791744A (en) 1974-02-12

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