BE775464A - Dispositif alterne de developpement et de nettoyage, utilisablenotamment dans un appareil de reproduction de documents - Google Patents

Dispositif alterne de developpement et de nettoyage, utilisablenotamment dans un appareil de reproduction de documents

Info

Publication number
BE775464A
BE775464A BE775464A BE775464A BE775464A BE 775464 A BE775464 A BE 775464A BE 775464 A BE775464 A BE 775464A BE 775464 A BE775464 A BE 775464A BE 775464 A BE775464 A BE 775464A
Authority
BE
Belgium
Prior art keywords
cleaning
development
document reproduction
alternate
reproduction device
Prior art date
Application number
BE775464A
Other languages
English (en)
French (fr)
Inventor
L M Cooper
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of BE775464A publication Critical patent/BE775464A/xx

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
    • G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
    • G03G15/28—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which projection is obtained by line scanning
    • G03G15/30—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which projection is obtained by line scanning in which projection is formed on a drum
    • G03G15/307—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which projection is obtained by line scanning in which projection is formed on a drum with more than one photoconductor revolution for each copying cycle
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/0005—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium
    • G03G21/0047—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium using electrostatic or magnetic means; Details thereof, e.g. magnetic pole arrangement of magnetic devices
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
    • G03G2221/0005—Cleaning of residual toner

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Combination Of More Than One Step In Electrophotography (AREA)
  • Cleaning In Electrography (AREA)
BE775464A 1970-12-02 1971-11-17 Dispositif alterne de developpement et de nettoyage, utilisablenotamment dans un appareil de reproduction de documents BE775464A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9426270A 1970-12-02 1970-12-02

Publications (1)

Publication Number Publication Date
BE775464A true BE775464A (fr) 1972-03-16

Family

ID=22244095

Family Applications (1)

Application Number Title Priority Date Filing Date
BE775464A BE775464A (fr) 1970-12-02 1971-11-17 Dispositif alterne de developpement et de nettoyage, utilisablenotamment dans un appareil de reproduction de documents

Country Status (6)

Country Link
US (1) US3637306A (it)
JP (1) JPS5033863B1 (it)
BE (1) BE775464A (it)
CA (1) CA944011A (it)
FR (1) FR2117090A5 (it)
IT (1) IT940751B (it)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4190464A (en) * 1971-06-03 1980-02-26 Canon Kabushiki Kaisha Method for cleaning a photoconductive surface with liquid toner
BE792640A (fr) * 1971-12-17 1973-03-30 Ibm Appareil de reproduction par transfert electrostatique
USRE29179E (en) * 1971-12-17 1977-04-12 International Business Machines Corporation Reproduction apparatus incorporating alternate redevelopment and reimaging cycles for multiple copies
NL7305054A (it) * 1972-04-13 1973-10-16
US3819262A (en) * 1972-07-13 1974-06-25 Scm Corp Cleaning means for an overcoated photoconductive surface
US3865080A (en) * 1973-01-17 1975-02-11 Xerox Corp Toner pickoff apparatus
NL177052C (nl) * 1973-12-17 1985-07-16 Oce Van Der Grinten Nv Inrichting voor het ontwikkelen van een electrostatisch ladingsbeeld op een drager.
US3893416A (en) * 1973-12-27 1975-07-08 Xerox Corp Development and cleaning apparatus for reverse path machine
US4108658A (en) * 1974-03-11 1978-08-22 Oce-Van Der Grinten N.V. Process for developing electrostatic latent images
DE2424350C3 (de) * 1974-05-20 1984-10-04 Elfotec AG, Zumikon Verfahren zur elektrophotographischen Bilderzeugung unter Verwendung eines magnetischen Einkomponententoners
JPS6015943B2 (ja) * 1974-05-28 1985-04-23 株式会社リコー 電子複写装置
JPS6034112B2 (ja) * 1975-11-11 1985-08-07 株式会社東芝 電子写真感光体の清掃方法
US4201465A (en) * 1975-11-26 1980-05-06 Ricoh Company, Ltd. Drum cleaning process and apparatus for electrophotography
JPS5289923A (en) * 1976-01-23 1977-07-28 Ricoh Co Ltd Cleaning of remaining toner in electrophotographic copier
DE2621912C3 (de) * 1976-05-17 1979-06-07 Elfotec Ag, Zumikon (Schweiz) Verfahren zur Entwicklung eines elektrischen Ladungsbildes auf einem wiederholt verwendbaren Ladungsbildträger und zur Reinigung des wiederholt verwendbaren Ladungsbildträgers
JPS5573075A (en) * 1978-11-28 1980-06-02 Ricoh Co Ltd Electrophotographic copying apparatus
US4264183A (en) * 1979-06-04 1981-04-28 Eastman Kodak Company Duplex copying apparatus and method
US4265998A (en) * 1979-11-13 1981-05-05 International Business Machines Corporation Electrophotographic photoreceptive background areas cleaned by backcharge process
JPS56146155A (en) * 1980-04-15 1981-11-13 Mita Ind Co Ltd Electrostatic copying machine
US4320958A (en) * 1980-10-27 1982-03-23 Xerox Corporation Combined processing unit
JPS57104972A (en) 1980-12-23 1982-06-30 Canon Inc Cleaning device
JPS57157279A (en) * 1981-03-24 1982-09-28 Mita Ind Co Ltd Method for transfer type electrostatic copy
US4465360A (en) * 1981-03-31 1984-08-14 Sharp Kabushiki Kaisha Electrophotographic copying machine
US4372669A (en) * 1981-06-29 1983-02-08 Xerox Corporation Electrophotographic printing machine
JPS5814873A (ja) * 1981-07-21 1983-01-27 Mita Ind Co Ltd 静電複写機
JPS58121077A (ja) * 1982-01-14 1983-07-19 Fuji Xerox Co Ltd 電子写真装置
US4420242A (en) * 1982-03-05 1983-12-13 Hitachi Metals, Ltd. Magnetic brush developing and cleaning process
US4500198A (en) * 1982-12-10 1985-02-19 International Business Machines Corporation Multiple roller magnetic brush developer having development electrode voltage switching
US4572655A (en) * 1983-07-25 1986-02-25 Ricoh Systems, Inc. Electrophotographic copying apparatus and method of use including electrostatic toner recycling procedure
US4544260A (en) * 1984-05-25 1985-10-01 Xerox Corporation Removable processing cartridge for electrostatographic reproducing apparatus
US4556308A (en) * 1984-05-25 1985-12-03 Xerox Corporation Removable processing cartridge for electrostatographic reproducing apparatus
US4589759A (en) * 1984-08-31 1986-05-20 Xerox Corporation Reproducing apparatus with optic scanning module
US4547064A (en) * 1984-08-31 1985-10-15 Xerox Corporation Electrostatographic reproducing apparatus
US4652114A (en) * 1985-04-05 1987-03-24 Minnesota Mining And Manufacturing Company Electrophotographic copying apparatus and process
US4616922A (en) * 1985-04-05 1986-10-14 Minnesota Mining And Manufacturing Company Electrophotographic copying apparatus and process
US4814822A (en) * 1987-06-08 1989-03-21 Xerox Corporation Method and apparatus for automatic "two-up" copying with intermediate latent image copiers
US5229825A (en) * 1991-12-02 1993-07-20 Eastman Kodak Company Magnetic brush laydown/pickup apparatus
US7469119B2 (en) * 2004-03-29 2008-12-23 Eastman Kodak Company Synchronous duplex printing systems with intermediate transfer members

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2874063A (en) * 1953-03-23 1959-02-17 Rca Corp Electrostatic printing
US2986442A (en) * 1956-07-19 1961-05-30 Century Geophysical Corp Electrophotographic oscillograph for observing slow recurrent signals
US2911330A (en) * 1958-04-11 1959-11-03 Haloid Xerox Inc Magnetic brush cleaning
US3580673A (en) * 1968-08-26 1971-05-25 Xerox Corp Cleaning apparatus
US3572923A (en) * 1968-08-26 1971-03-30 Xerox Corp Cleaning method and apparatus for electrostatic copying machines

Also Published As

Publication number Publication date
JPS5033863B1 (it) 1975-11-04
US3637306A (en) 1972-01-25
IT940751B (it) 1973-02-20
FR2117090A5 (it) 1972-07-21
CA944011A (en) 1974-03-19

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