CA943624A - Method and apparatus for measuring and controlling mixture content - Google Patents

Method and apparatus for measuring and controlling mixture content

Info

Publication number
CA943624A
CA943624A CA 55674 CA55674A CA943624A CA 943624 A CA943624 A CA 943624A CA 55674 CA55674 CA 55674 CA 55674 A CA55674 A CA 55674A CA 943624 A CA943624 A CA 943624A
Authority
CA
Grant status
Grant
Patent type
Prior art keywords
method
apparatus
measuring
controlling
mixture
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
Application number
CA 55674
Inventor
John B. Kennedy (Jr.)
Kenneth W. Rarey
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.)
Continental Can Company Inc
Original Assignee
KENNEDY, JOHN B. (JR.)
Continental Can Company Inc
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
Grant date

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00Apparatus for electrographic processes using a charge pattern
    • G03G15/06Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • G03G15/0822Arrangements for preparing, mixing, supplying or dispensing developer
    • G03G15/0848Arrangements for testing or measuring developer properties or quality, e.g. charge, size, flowability
    • G03G15/0849Detection or control means for the developer concentration
    • G03G15/0855Detection or control means for the developer concentration the concentration being measured by optical means
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S222/00Dispensing
    • Y10S222/01Xerography
CA 55674 1968-10-17 1969-06-28 Method and apparatus for measuring and controlling mixture content Expired CA943624A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US76837768 true 1968-10-17 1968-10-17

Publications (1)

Publication Number Publication Date
CA943624A true CA943624A (en) 1974-03-12

Family

ID=25082318

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 55674 Expired CA943624A (en) 1968-10-17 1969-06-28 Method and apparatus for measuring and controlling mixture content

Country Status (2)

Country Link
US (1) US3610205A (en)
CA (1) CA943624A (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4004508A (en) * 1971-01-25 1977-01-25 Continental Can Company, Inc. Magnetic stirring apparatus for developer mixtures
US3830401A (en) * 1971-12-13 1974-08-20 Eastman Kodak Co Toner concentration monitoring apparatus
US3756192A (en) * 1971-12-17 1973-09-04 Ibm Automatic toner concentration control system
US3791744A (en) * 1972-02-22 1974-02-12 Dyk Res Corp Van Xerographic toner concentration measuring apparatus and method
US3817616A (en) * 1972-10-06 1974-06-18 Xerox Corp Thermal chamber for a developability regulating apparatus
JPS5246095B2 (en) * 1973-05-25 1977-11-21
US3956108A (en) * 1973-07-30 1976-05-11 Xerox Corporation Anti-plugging device for automatic developability control systems
US3894514A (en) * 1973-12-20 1975-07-15 Ibm Toner recovery system
US4155652A (en) * 1977-02-03 1979-05-22 Itek Corporation Developer sensing system and control
US4389972A (en) * 1979-08-04 1983-06-28 Ricoh Company, Ltd. Toner concentration control apparatus
US4506973A (en) * 1983-06-20 1985-03-26 Eastman Kodak Company Toner concentration monitoring apparatus located behind a transparent photoconductor
US4799799A (en) * 1985-02-06 1989-01-24 The United States Of America As Represented By The Secretary Of The Interior Determining inert content in coal dust/rock dust mixture
US5047807A (en) * 1990-10-15 1991-09-10 Eastman Kodak Company Development apparatus having a plate scavenging device
JPH09329967A (en) * 1995-11-27 1997-12-22 Fuji Xerox Co Ltd Developing device
WO2000046143A1 (en) 1999-02-08 2000-08-10 The Coca-Cola Company Beverage dispenser with modular volumetric valve system
US6606463B2 (en) * 2001-12-12 2003-08-12 Xerox Corporation Optical toner concentration sensor
US6931219B2 (en) * 2003-06-26 2005-08-16 Xerox Corporation Led color specific optical toner concentration sensor
DE102007014844B3 (en) * 2007-03-28 2008-06-05 Glatt Systemtechnik Gmbh Observation window's optical transmissibility monitoring method, involves outputting analysis signal by analysis unit when spectroscopic data does not decrease below product-specific threshold value within preset time

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2956487A (en) * 1955-03-23 1960-10-18 Rca Corp Electrostatic printing
US3094049A (en) * 1961-02-03 1963-06-18 Xerox Corp Xerographic developer measuring apparatus
US3233781A (en) * 1963-05-08 1966-02-08 Savin Business Machines Corp Toner control system
US3306193A (en) * 1964-09-14 1967-02-28 Continental Can Co Electrostatic screen printing with magnetic conveyer and moving base electrode
US3336905A (en) * 1964-12-18 1967-08-22 Xerox Corp Xerographic developer apparatus
US3376853A (en) * 1966-04-29 1968-04-09 Xerox Corp Electrostatic toner control
US3399652A (en) * 1967-06-14 1968-09-03 Addressograph Multigraph Automatic toner concentrate detector
US3430606A (en) * 1968-01-02 1969-03-04 Xerox Corp Electroscopic particle sensor

Also Published As

Publication number Publication date Type
CA943624A1 (en) grant
US3610205A (en) 1971-10-05 grant

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