JPS5547390B2 - - Google Patents

Info

Publication number
JPS5547390B2
JPS5547390B2 JP9604272A JP9604272A JPS5547390B2 JP S5547390 B2 JPS5547390 B2 JP S5547390B2 JP 9604272 A JP9604272 A JP 9604272A JP 9604272 A JP9604272 A JP 9604272A JP S5547390 B2 JPS5547390 B2 JP S5547390B2
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.)
Expired
Application number
JP9604272A
Other languages
Japanese (ja)
Other versions
JPS4842739A (enrdf_load_stackoverflow
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
Priority claimed from DE19712147948 external-priority patent/DE2147948C3/de
Application filed filed Critical
Publication of JPS4842739A publication Critical patent/JPS4842739A/ja
Publication of JPS5547390B2 publication Critical patent/JPS5547390B2/ja
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/60—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrostatic variables, e.g. electrographic flaw testing
    • 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
    • G03G15/0851—Detection or control means for the developer concentration the concentration being measured by electrical 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
    • 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

  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Dry Development In Electrophotography (AREA)
JP9604272A 1971-09-25 1972-09-25 Expired JPS5547390B2 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712147948 DE2147948C3 (de) 1971-09-25 Verfahren und Vorrichtung zur Messung der Tonerentnahme in einer elektrofotografischen Reproduktionsmaschine

Publications (2)

Publication Number Publication Date
JPS4842739A JPS4842739A (enrdf_load_stackoverflow) 1973-06-21
JPS5547390B2 true JPS5547390B2 (enrdf_load_stackoverflow) 1980-11-29

Family

ID=5820561

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9604272A Expired JPS5547390B2 (enrdf_load_stackoverflow) 1971-09-25 1972-09-25

Country Status (6)

Country Link
US (1) US3910459A (enrdf_load_stackoverflow)
JP (1) JPS5547390B2 (enrdf_load_stackoverflow)
AU (1) AU467941B2 (enrdf_load_stackoverflow)
FR (1) FR2154252A5 (enrdf_load_stackoverflow)
GB (1) GB1398963A (enrdf_load_stackoverflow)
NL (1) NL7212544A (enrdf_load_stackoverflow)

Families Citing this family (15)

* 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
JPS5953538B2 (ja) * 1975-04-07 1984-12-25 株式会社リコー トナ−濃度検出方法
US4064834A (en) * 1976-11-19 1977-12-27 A. B. Dick Company Apparatus for sensing the concentration of toner in a developer mix
DE2715904C3 (de) * 1977-04-09 1981-05-27 Agfa-Gevaert Ag, 5090 Leverkusen Kaskadenentwicklungsvorrichtung für ein elektrostatisches Kopiergerät
US4288518A (en) * 1978-12-13 1981-09-08 Minolta Camera Kabushiki Kaisha Electrographic magnetic developing method
US4310238A (en) * 1979-09-08 1982-01-12 Ricoh Company, Ltd. Electrostatic copying apparatus
US4343548A (en) * 1980-05-19 1982-08-10 Xerox Corporation Control system for regulating the concentration of toner particles within a developer mixture
US4524088A (en) * 1983-01-31 1985-06-18 Magnetic Technologies Corp. Method and apparatus for controlling the thickness of developer on an applicator, such as a magnetic brush, in electrostatic reproduction
US4492179A (en) * 1983-06-16 1985-01-08 Xerox Corporation Control system for regulating the dispensing of marking particles in an electrophotographic printing machine
US4660152A (en) * 1984-06-18 1987-04-21 Xerox Corporation System and method for monitoring and maintaining concentrate material in a fluid carrier
US4607944A (en) * 1985-06-07 1986-08-26 Eastman Kodak Company Apparatus for controlling toner replenishment in electrographic copier
JPS61292665A (ja) * 1985-06-20 1986-12-23 Sanyo Electric Co Ltd トナ−濃度検出装置
US5150135A (en) * 1990-08-20 1992-09-22 Xerox Corporation Current sensing development control system for an ionographic printing machine
US6275675B1 (en) * 1999-09-14 2001-08-14 Lester E. Cornelius Electronically conducting segmented hopper construction for toner cartridge
JP6864820B2 (ja) * 2016-07-25 2021-04-28 富士フイルムビジネスイノベーション株式会社 現像システム及び画像形成装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2965266A (en) * 1958-04-30 1960-12-20 Haloid Xerox Inc Xerographic toner dispenser
US3376853A (en) * 1966-04-29 1968-04-09 Xerox Corp Electrostatic toner control
US3409901A (en) * 1967-07-12 1968-11-05 Ibm Automatic toner concentration control for use with crt input
US3656509A (en) * 1970-02-05 1972-04-18 Minolta Camera Kk Automatic toner feeding device for electronic copying machines
US3674353A (en) * 1971-07-01 1972-07-04 Eastman Kodak Co Toner concentration control apparatus
US3719165A (en) * 1971-09-03 1973-03-06 Eastman Kodak Co Tuner concentration control apparatus

Also Published As

Publication number Publication date
AU467941B2 (en) 1975-12-18
AU4665572A (en) 1974-03-21
DE2147948A1 (de) 1973-03-29
US3910459A (en) 1975-10-07
NL7212544A (enrdf_load_stackoverflow) 1973-03-27
DE2147948B2 (de) 1977-06-30
JPS4842739A (enrdf_load_stackoverflow) 1973-06-21
FR2154252A5 (enrdf_load_stackoverflow) 1973-05-04
GB1398963A (en) 1975-06-25

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