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CA938097A - Control for bias of magnetic brush and method - Google Patents

Control for bias of magnetic brush and method

Info

Publication number
CA938097A
CA938097A CA114480A CA114480A CA938097A CA 938097 A CA938097 A CA 938097A CA 114480 A CA114480 A CA 114480A CA 114480 A CA114480 A CA 114480A CA 938097 A CA938097 A CA 938097A
Authority
CA
Canada
Prior art keywords
bias
control
magnetic brush
brush
magnetic
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
CA114480A
Other versions
CA114480S (en
Inventor
H. Morse Theodore
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 by Eastman Kodak Co filed Critical Eastman Kodak Co
Application granted granted Critical
Publication of CA938097A publication Critical patent/CA938097A/en
Expired legal-status Critical Current

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
    • G03G15/065—Arrangements for controlling the potential of the developing electrode

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Developing For Electrophotography (AREA)
CA114480A 1970-07-23 1971-06-01 Control for bias of magnetic brush and method Expired CA938097A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5765370A 1970-07-23 1970-07-23

Publications (1)

Publication Number Publication Date
CA938097A true CA938097A (en) 1973-12-11

Family

ID=22011931

Family Applications (1)

Application Number Title Priority Date Filing Date
CA114480A Expired CA938097A (en) 1970-07-23 1971-06-01 Control for bias of magnetic brush and method

Country Status (2)

Country Link
US (1) US3674532A (en)
CA (1) CA938097A (en)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4003650A (en) * 1974-11-05 1977-01-18 Xerox Corporation Controller for reproduction apparatus
JPS5124251B1 (en) * 1970-12-28 1976-07-22
US3719165A (en) * 1971-09-03 1973-03-06 Eastman Kodak Co Tuner concentration control apparatus
US3850662A (en) * 1971-09-10 1974-11-26 Kalle Ag Electrophotographic developing process and apparatus
BE791113A (en) * 1971-11-24 1973-05-09 Agfa Gevaert Nv CASCADE DEVELOPMENT DEVICE FOR AN ELECTROSTATIC COPIER
US3821938A (en) * 1971-12-17 1974-07-02 Ibm Toner usage sensing system
US3823688A (en) * 1972-01-26 1974-07-16 Xerox Corp Magnetic brush assembly
US4052127A (en) * 1973-01-24 1977-10-04 Ricoh Co., Ltd. Developing system
GB1452149A (en) * 1973-01-24 1976-10-13 Ricoh Kk Electrophotographic developing apparatus
US3866564A (en) * 1973-04-25 1975-02-18 Xerox Corp Magnetic brush developing apparatus for copiers
JPS5510070B2 (en) * 1973-05-10 1980-03-13
US3815988A (en) * 1973-05-17 1974-06-11 Xerox Corp Image density control apparatus
US3880512A (en) * 1973-05-21 1975-04-29 Coulter Information Systems Image recording apparatus for electrophotographic film
US3877413A (en) * 1973-06-18 1975-04-15 Eastman Kodak Co Auto bias control apparatus
US3889637A (en) * 1973-06-28 1975-06-17 Xerox Corp Self-biased development electrode and reproducing machine employing same
US3991713A (en) * 1974-02-20 1976-11-16 Xerox Corporation Development apparatus for an electrostatographic printing machine
US3918395A (en) * 1974-03-04 1975-11-11 Eastman Kodak Co Continuous bias control for electrographic development apparatus
USRE31964E (en) * 1974-06-17 1985-08-06 Savin Corporation Automatic development electrode bias control system
US4086873A (en) * 1974-07-09 1978-05-02 Konishiroku Photo Industry Co., Ltd. Electrophotographic developing device incorporating a developing electrode having an insulation layer on its surface
US3981267A (en) * 1975-05-20 1976-09-21 Savin Business Machines Corporation Electrophotographic liquid developing system
US3981268A (en) * 1975-06-11 1976-09-21 Fuji Xerox Co., Ltd. Device for controlling electric potential applied to developing electrode in an electrophotographic duplicator
JPS5545392Y2 (en) * 1975-10-07 1980-10-24
JPS6044653B2 (en) * 1976-05-17 1985-10-04 株式会社リコー Developing bias automatic control method and device
US4076857A (en) * 1976-06-28 1978-02-28 Eastman Kodak Company Process for developing electrographic images by causing electrical breakdown in the developer
US4018187A (en) * 1976-06-30 1977-04-19 International Business Machines Corporation Grooved magnetic brush roll
US4102305A (en) * 1977-07-01 1978-07-25 Xerox Corporation Development system with electrical field generating means
US4149487A (en) * 1977-08-30 1979-04-17 Xerox Corporation Xerographic machine with infinitely variable developer bias
US4350749A (en) * 1978-02-28 1982-09-21 Ricoh Company Ltd. Reverse development method
USRE30477E (en) * 1979-05-10 1981-01-13 Savin Corporation Electrophotographic liquid developing system
US4442790A (en) * 1982-09-29 1984-04-17 Eastman Kodak Company Magnetic brush development apparatus
US4563086A (en) * 1984-10-22 1986-01-07 Xerox Corporation Copy quality monitoring for magnetic images
JPS644780A (en) * 1987-06-29 1989-01-09 Canon Kk Developing device

Also Published As

Publication number Publication date
US3674532A (en) 1972-07-04

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