JPS4869528A - - Google Patents

Info

Publication number
JPS4869528A
JPS4869528A JP47112228A JP11222872A JPS4869528A JP S4869528 A JPS4869528 A JP S4869528A JP 47112228 A JP47112228 A JP 47112228A JP 11222872 A JP11222872 A JP 11222872A JP S4869528 A JPS4869528 A JP S4869528A
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
JP47112228A
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 JPS4869528A publication Critical patent/JPS4869528A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow
    • G05D7/06—Control of flow characterised by the use of electric means
    • G05D7/0605—Control of flow characterised by the use of electric means specially adapted for solid materials
    • 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
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/06—Developing structures, details
    • G03G2215/0634—Developing device
    • G03G2215/0636—Specific type of dry developer device

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Dry Development In Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
JP47112228A 1971-12-17 1972-11-10 Pending JPS4869528A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00209040A US3821938A (en) 1971-12-17 1971-12-17 Toner usage sensing system

Publications (1)

Publication Number Publication Date
JPS4869528A true JPS4869528A (ja) 1973-09-21

Family

ID=22777076

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47112228A Pending JPS4869528A (ja) 1971-12-17 1972-11-10

Country Status (14)

Country Link
US (1) US3821938A (ja)
JP (1) JPS4869528A (ja)
AR (1) AR205242A1 (ja)
AU (1) AU4874172A (ja)
BR (1) BR7208877D0 (ja)
CA (1) CA1010493A (ja)
CH (1) CH539870A (ja)
DE (1) DE2254883A1 (ja)
ES (1) ES409699A1 (ja)
FR (1) FR2165442A5 (ja)
GB (1) GB1372999A (ja)
IT (1) IT967830B (ja)
NL (1) NL7215310A (ja)
SE (1) SE375634B (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5437758A (en) * 1977-08-30 1979-03-20 Ricoh Co Ltd Electrostatic latent image developing method

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5619637B2 (ja) * 1973-06-20 1981-05-08
JPS613004Y2 (ja) * 1975-01-13 1986-01-30
US4026643A (en) * 1975-08-22 1977-05-31 Xerox Corporation Apparatus and method for measurement of the ratio of toner particle electrostatic charge to toner particle mass in electrostatographic devices
JPS52131729A (en) * 1976-04-28 1977-11-04 Ricoh Co Ltd Toner concentration detection circuit
US4064834A (en) * 1976-11-19 1977-12-27 A. B. Dick Company Apparatus for sensing the concentration of toner in a developer mix
US4163787A (en) 1977-03-14 1979-08-07 The Dow Chemical Company Substituted pyridine methyl esters of cyclopropane carboxylic acids and their use as insecticides
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
US4972230A (en) * 1989-10-31 1990-11-20 Xerox Corporation Toner usage detector based on current biasing mixing means
US5006897A (en) * 1990-07-02 1991-04-09 Eastman Kodak Company Determination of charge-to-mass ratio
US5459556A (en) * 1994-01-12 1995-10-17 Xerox Corporation Toner consumption rate gauge for printers and copiers
JP3269949B2 (ja) * 1995-10-03 2002-04-02 京セラミタ株式会社 二成分系現像剤におけるトナー濃度及び帯電量の測定方法
JP3199993B2 (ja) * 1995-10-23 2001-08-20 シャープ株式会社 現像剤帯電量測定装置
FR2764374B1 (fr) * 1997-06-10 1999-08-06 Stolz Sequipag Dispositif de controle de l'ecoulement d'un produit contenu dans une enceinte
US6248496B1 (en) * 2000-03-07 2001-06-19 Xerox Corporation Method of replenishing developer in a hybrid scavengeless development system
CN100335977C (zh) * 2001-12-14 2007-09-05 三洋化成工业株式会社 色粉粘合剂用树脂以及色粉组合物
US7546048B2 (en) * 2006-01-12 2009-06-09 Sun Chemical Corporation Method for determining ink usage efficiency in commercial printing processes using pigments and quantitative tests
US8155540B2 (en) * 2010-06-02 2012-04-10 Xerox Corporation Optimized limit gain compensation for dispense time accumulators of toner concentration control

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4842739A (ja) * 1971-09-25 1973-06-21

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3527651A (en) * 1966-10-20 1970-09-08 Addressograph Multigraph Method of and apparatus for developing electrostatic images
US3553464A (en) * 1967-03-27 1971-01-05 Ricoh Kk Device for detecting the density of developer in an electrostatographic duplicator
US3399652A (en) * 1967-06-14 1968-09-03 Addressograph Multigraph Automatic toner concentrate detector
US3682132A (en) * 1969-03-03 1972-08-08 Xerox Corp Automatic developer controller
US3572551A (en) * 1969-03-27 1971-03-30 Rca Corp Apparatus for monitoring and controlling the concentration of toner in a developer mix
BE757197A (fr) * 1969-10-09 1971-03-16 Rca Corp Dispositif pour controler et regler la concentration de particules de poudre dans un melange de poudre et de particules magnetiques
CA939732A (en) * 1969-11-11 1974-01-08 Masayoshi Furuichi Apparatus for supplementing toner in electrophotographic machines
US3654893A (en) * 1970-05-01 1972-04-11 Eastman Kodak Co Automatic bias control for electrostatic development
US3674532A (en) * 1970-07-23 1972-07-04 Eastman Kodak Co Control for bias of magnetic brush and method
US3707134A (en) * 1970-08-21 1972-12-26 Addressograph Multigraph Automatic toner concentrate detector and control device
US3678896A (en) * 1971-01-28 1972-07-25 Xerox Corp Conveyor system
US3674353A (en) * 1971-07-01 1972-07-04 Eastman Kodak Co Toner concentration control apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4842739A (ja) * 1971-09-25 1973-06-21

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5437758A (en) * 1977-08-30 1979-03-20 Ricoh Co Ltd Electrostatic latent image developing method

Also Published As

Publication number Publication date
CH539870A (de) 1973-07-31
ES409699A1 (es) 1975-12-16
SE375634B (ja) 1975-04-21
IT967830B (it) 1974-03-11
GB1372999A (en) 1974-11-06
US3821938A (en) 1974-07-02
AR205242A1 (es) 1976-04-21
DE2254883A1 (de) 1973-06-28
NL7215310A (ja) 1973-06-19
FR2165442A5 (ja) 1973-08-03
AU4874172A (en) 1974-05-16
BR7208877D0 (pt) 1974-01-03
CA1010493A (en) 1977-05-17

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