BE757197A - DEVICE FOR MONITORING AND ADJUSTING THE CONCENTRATION OF POWDER PARTICLES IN A MIXTURE OF POWDER AND MAGNETIC PARTICLES - Google Patents

DEVICE FOR MONITORING AND ADJUSTING THE CONCENTRATION OF POWDER PARTICLES IN A MIXTURE OF POWDER AND MAGNETIC PARTICLES

Info

Publication number
BE757197A
BE757197A BE757197DA BE757197A BE 757197 A BE757197 A BE 757197A BE 757197D A BE757197D A BE 757197DA BE 757197 A BE757197 A BE 757197A
Authority
BE
Belgium
Prior art keywords
powder
particles
monitoring
concentration
mixture
Prior art date
Application number
Other languages
French (fr)
Inventor
R A Rubenstein
J C Schopp
Original Assignee
Rca Corp
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.)
Publication date
Publication of BE757197A publication Critical patent/BE757197A/en

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
    • G03G15/09—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer using magnetic brush
    • 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
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
BE757197D 1969-10-09 DEVICE FOR MONITORING AND ADJUSTING THE CONCENTRATION OF POWDER PARTICLES IN A MIXTURE OF POWDER AND MAGNETIC PARTICLES BE757197A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US86507669A 1969-10-09 1969-10-09

Publications (1)

Publication Number Publication Date
BE757197A true BE757197A (en) 1971-03-16

Family

ID=25344655

Family Applications (1)

Application Number Title Priority Date Filing Date
BE757197D BE757197A (en) 1969-10-09 DEVICE FOR MONITORING AND ADJUSTING THE CONCENTRATION OF POWDER PARTICLES IN A MIXTURE OF POWDER AND MAGNETIC PARTICLES

Country Status (9)

Country Link
US (1) US3587521A (en)
JP (1) JPS508940B1 (en)
BE (1) BE757197A (en)
CH (1) CH530040A (en)
DE (1) DE2049062A1 (en)
FR (1) FR2065142A5 (en)
GB (1) GB1291758A (en)
NL (1) NL7014778A (en)
SE (1) SE359661B (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3821938A (en) * 1971-12-17 1974-07-02 Ibm Toner usage sensing system
JPS5246095B2 (en) * 1973-05-25 1977-11-21
JPS5619637B2 (en) * 1973-06-20 1981-05-08
US3893408A (en) * 1973-12-26 1975-07-08 Xerox Corp Toner dispensing system
JPS613004Y2 (en) * 1975-01-13 1986-01-30
US4032227A (en) * 1976-01-15 1977-06-28 International Business Machines Corporation Toner concentration control apparatus
JPS52131729A (en) * 1976-04-28 1977-11-04 Ricoh Co Ltd Toner concentration detection circuit
DE2621912C3 (en) * 1976-05-17 1979-06-07 Elfotec Ag, Zumikon (Schweiz) Process for developing an electric charge image on a reusable charge image carrier and for cleaning the reusable charge image carrier
JPS56121068A (en) * 1980-02-27 1981-09-22 Mita Ind Co Ltd Developing device of electrostatic copying machine
GB2105222B (en) * 1981-07-10 1985-08-07 Konishiroku Photo Ind Developing apparatus
US4357901A (en) * 1981-09-03 1982-11-09 Bunnington Corporation Method and system for magnetically sensing and controlling toner concentration and optical density of copies in electrostatic reproduction
JPS63322U (en) * 1986-06-17 1988-01-05
US4838673A (en) * 1987-04-27 1989-06-13 J. R. Richards, Inc. Polarized lens and method of making the same
JPH0360316U (en) * 1989-10-19 1991-06-13
JPH0362318U (en) * 1989-10-19 1991-06-18
DE102008011589B3 (en) * 2008-02-28 2009-04-09 Metabowerke Gmbh Electric hand tool with magnets to absorb dust
CN112388691B (en) * 2020-10-22 2022-10-14 淮北联诚网络科技有限公司 Atractylodes macrocephala cutting device

Family Cites Families (1)

* 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

Also Published As

Publication number Publication date
JPS508940B1 (en) 1975-04-08
NL7014778A (en) 1971-04-14
CH530040A (en) 1972-10-31
FR2065142A5 (en) 1971-07-23
US3587521A (en) 1971-06-28
DE2049062A1 (en) 1971-04-15
SE359661B (en) 1973-09-03
GB1291758A (en) 1972-10-04

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