FR2169143A1 - - Google Patents

Info

Publication number
FR2169143A1
FR2169143A1 FR7302247A FR7302247A FR2169143A1 FR 2169143 A1 FR2169143 A1 FR 2169143A1 FR 7302247 A FR7302247 A FR 7302247A FR 7302247 A FR7302247 A FR 7302247A FR 2169143 A1 FR2169143 A1 FR 2169143A1
Authority
FR
France
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.)
Granted
Application number
FR7302247A
Other languages
French (fr)
Other versions
FR2169143B1 (
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.)
Xerox Corp
Original Assignee
Xerox 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.)
Filing date
Publication date
Application filed by Xerox Corp filed Critical Xerox Corp
Publication of FR2169143A1 publication Critical patent/FR2169143A1/fr
Application granted granted Critical
Publication of FR2169143B1 publication Critical patent/FR2169143B1/fr
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
    • G03G15/08—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
    • G03G15/0907—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer using magnetic brush with bias voltage

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)
  • Discharging, Photosensitive Material Shape In Electrophotography (AREA)
FR7302247A 1972-01-26 1973-01-23 Expired FR2169143B1 ( )

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00220965A US3823688A (en) 1972-01-26 1972-01-26 Magnetic brush assembly

Publications (2)

Publication Number Publication Date
FR2169143A1 true FR2169143A1 ( ) 1973-09-07
FR2169143B1 FR2169143B1 ( ) 1976-11-05

Family

ID=22825775

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7302247A Expired FR2169143B1 ( ) 1972-01-26 1973-01-23

Country Status (3)

Country Link
US (1) US3823688A ( )
BR (1) BR7300640D0 ( )
FR (1) FR2169143B1 ( )

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3863603A (en) * 1974-01-07 1975-02-04 Ibm Magnetic brush roll having resilient polymeric surface
GB1582150A (en) * 1976-08-18 1980-12-31 Ricoh Kk Electrophotographic copying machines
HU181333B (en) * 1981-05-18 1983-07-28 Irodagepipari Es Finomechanika Developing-wiping construction of magnetic brush, in particular to electro-photographic duplicator
US5465138A (en) * 1994-08-29 1995-11-07 Xerox Corporation Development apparatus having a spincast roll assembly

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3354802A (en) * 1964-07-22 1967-11-28 Savin Business Machines Corp Toner monitoring system for electrostatic copier
FR1566007A ( ) * 1967-05-23 1969-05-02

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2902974A (en) * 1956-06-14 1959-09-08 Ibm Latent electrostatic image developing apparatus
US3040704A (en) * 1957-04-16 1962-06-26 Rca Corp Apparatus for developing electrostatic printing
US3152924A (en) * 1961-05-24 1964-10-13 Robertson Photo Mechanix Inc Xerographic brush
GB1063203A (en) * 1962-10-02 1967-03-30 Australia Res Lab Method of and means for the transfer of images
US3219014A (en) * 1962-12-04 1965-11-23 Xerox Corp Mechanical shield to protect magnetic core in xerographic developing apparatus
US3574301A (en) * 1969-04-02 1971-04-13 Xerox Corp Developing apparatus
US3575139A (en) * 1969-06-04 1971-04-20 Xerox Corp Electrostatic magnetic developer unit gating apparatus
BE757698A (fr) * 1969-10-20 1971-04-19 Xerox Corp Appareil de developpement
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
US3697050A (en) * 1970-12-14 1972-10-10 Xerox Corp Cross-mixing baffle

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3354802A (en) * 1964-07-22 1967-11-28 Savin Business Machines Corp Toner monitoring system for electrostatic copier
FR1566007A ( ) * 1967-05-23 1969-05-02

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
"COPPER BEARINGS CONDUCT ELECTRICITY".) *
REVUE US:"PRODUCT ENGINEERING", VOL.38, NO.22, 23 OCTOBRE 1967, PAGE 41:ARTICLE INTITULE *

Also Published As

Publication number Publication date
US3823688A (en) 1974-07-16
BR7300640D0 (pt) 1973-09-20
FR2169143B1 ( ) 1976-11-05

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Legal Events

Date Code Title Description
ST Notification of lapse