JPS5080143A - - Google Patents

Info

Publication number
JPS5080143A
JPS5080143A JP49124829A JP12482974A JPS5080143A JP S5080143 A JPS5080143 A JP S5080143A JP 49124829 A JP49124829 A JP 49124829A JP 12482974 A JP12482974 A JP 12482974A JP S5080143 A JPS5080143 A JP S5080143A
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.)
Pending
Application number
JP49124829A
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 JPS5080143A publication Critical patent/JPS5080143A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D21/00—Control of chemical or physico-chemical variables, e.g. pH value
    • G05D21/02—Control of chemical or physico-chemical variables, e.g. pH value characterised by the use of electric 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
    • G03G15/0849—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
    • G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
    • G03G15/5033—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the photoconductor characteristics, e.g. temperature, or the characteristics of an image on the photoconductor
    • G03G15/5041—Detecting a toner image, e.g. density, toner coverage, using a test patch
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S222/00—Dispensing
    • Y10S222/01—Xerography
JP49124829A 1973-11-05 1974-10-29 Pending JPS5080143A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US413108A US3926338A (en) 1973-11-05 1973-11-05 Thermally insensitive particle concentration controller

Publications (1)

Publication Number Publication Date
JPS5080143A true JPS5080143A (ja) 1975-06-30

Family

ID=23635864

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49124829A Pending JPS5080143A (ja) 1973-11-05 1974-10-29

Country Status (7)

Country Link
US (1) US3926338A (ja)
JP (1) JPS5080143A (ja)
CA (1) CA1039344A (ja)
DE (1) DE2450145C3 (ja)
FR (1) FR2250150B1 (ja)
GB (1) GB1477885A (ja)
NL (1) NL7413729A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5420742A (en) * 1977-07-15 1979-02-16 Canon Inc Concentration detecting method of developer

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7604400A (nl) * 1976-04-26 1977-10-28 Oce Van Der Grinten Nv Inrichting voor het ontwikkelen van een elektro- statisch ladingsbeeld.
US4179213A (en) * 1978-04-10 1979-12-18 International Business Machines Corporation Vector pinning in an electrophotographic machine
US4178095A (en) * 1978-04-10 1979-12-11 International Business Machines Corporation Abnormally low reflectance photoconductor sensing system
US4183657A (en) * 1978-04-10 1980-01-15 International Business Machines Corporation Dynamic reference for an image quality control system
US4372672A (en) * 1980-12-22 1983-02-08 International Business Machines Corporation Self-triggering quality control sensor

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3376854A (en) * 1966-06-01 1968-04-09 Xerox Corp Automatic toner dispensing control
US3470538A (en) * 1966-12-28 1969-09-30 Allegheny Ludlum Steel Automatic start circuit for computer
US3399652A (en) * 1967-06-14 1968-09-03 Addressograph Multigraph Automatic toner concentrate detector
US3487978A (en) * 1967-06-14 1970-01-06 Addressograph Multigraph Automatic toner concentrate detector
BE793425A (fr) * 1971-12-28 1973-06-28 Xerox Corp Procede et dispositif pour regler automatiquement le developpement d'images de couleurs
US3777173A (en) * 1972-02-22 1973-12-04 Dyke Res Van Xerographic toner concentration measuring apparatus and method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5420742A (en) * 1977-07-15 1979-02-16 Canon Inc Concentration detecting method of developer

Also Published As

Publication number Publication date
NL7413729A (nl) 1975-01-31
US3926338A (en) 1975-12-16
DE2450145A1 (de) 1975-05-07
DE2450145C3 (de) 1981-09-17
FR2250150A1 (ja) 1975-05-30
CA1039344A (en) 1978-09-26
FR2250150B1 (ja) 1977-11-04
GB1477885A (en) 1977-06-29
DE2450145B2 (de) 1980-10-23

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