GB1297519A - - Google Patents

Info

Publication number
GB1297519A
GB1297519A GB1297519DA GB1297519A GB 1297519 A GB1297519 A GB 1297519A GB 1297519D A GB1297519D A GB 1297519DA GB 1297519 A GB1297519 A GB 1297519A
Authority
GB
United Kingdom
Prior art keywords
screen
image
electrostatic
apertured
photo
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
Other languages
English (en)
Inventor
Gerald L Pressman
Thomas D Kittredge
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.)
Electroprint Inc
Original Assignee
Electroprint Inc
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 Electroprint Inc filed Critical Electroprint Inc
Publication of GB1297519A publication Critical patent/GB1297519A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M1/00—Inking and printing with a printer's forme
    • B41M1/12—Stencil printing; Silk-screen printing
    • B41M1/125—Stencil printing; Silk-screen printing using a field of force, e.g. an electrostatic field, or an electric current
    • 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
    • G03G15/05—Apparatus for electrographic processes using a charge pattern for imagewise charging, e.g. photoconductive control screen, optically activated charging means
    • G03G15/051—Apparatus for electrographic processes using a charge pattern for imagewise charging, e.g. photoconductive control screen, optically activated charging means by modulating an ion flow through a photoconductive screen onto which a charge image has been formed
    • 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
    • G03G15/34—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 the powder image is formed directly on the recording material, e.g. by using a liquid toner
    • G03G15/344—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 the powder image is formed directly on the recording material, e.g. by using a liquid toner by selectively transferring the powder to the recording medium, e.g. by using a LED array
    • G03G15/346—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 the powder image is formed directly on the recording material, e.g. by using a liquid toner by selectively transferring the powder to the recording medium, e.g. by using a LED array by modulating the powder through holes or a slit
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2217/00—Details of electrographic processes using patterns other than charge patterns
    • G03G2217/0008—Process where toner image is produced by controlling which part of the toner should move to the image- carrying member
    • G03G2217/0025—Process where toner image is produced by controlling which part of the toner should move to the image- carrying member where the toner starts moving from behind the electrode array, e.g. a mask of holes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Photoreceptors In Electrophotography (AREA)
  • Electrophotography Using Other Than Carlson'S Method (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Combination Of More Than One Step In Electrophotography (AREA)
GB1297519D 1968-11-15 1969-11-17 Expired GB1297519A (US20110009641A1-20110113-C00256.png)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US77614668A 1968-11-15 1968-11-15

Publications (1)

Publication Number Publication Date
GB1297519A true GB1297519A (US20110009641A1-20110113-C00256.png) 1972-11-22

Family

ID=25106597

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1297519D Expired GB1297519A (US20110009641A1-20110113-C00256.png) 1968-11-15 1969-11-17

Country Status (4)

Country Link
JP (3) JPS5018782B1 (US20110009641A1-20110113-C00256.png)
CA (1) CA1001704A (US20110009641A1-20110113-C00256.png)
DE (1) DE1957403C3 (US20110009641A1-20110113-C00256.png)
GB (1) GB1297519A (US20110009641A1-20110113-C00256.png)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3976484A (en) * 1973-05-23 1976-08-24 Canon Kabushiki Kaisha Screen electrophotographic process
GB1480842A (en) * 1973-06-19 1977-07-27 Canon Kk Electrophotography
US5191834A (en) * 1988-10-14 1993-03-09 Man Roland Druckmaschinen Ag Printing system with printing form having a ferro-electric layer
DE3835091A1 (de) * 1988-10-14 1990-04-19 Roland Man Druckmasch Druckform

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2712607A (en) * 1952-07-01 1955-07-05 Orlando Carl Device for intensifying photoelectrostatic image
DE1156308B (de) * 1956-01-10 1963-10-24 Albert Lieb Verfahren und Vorrichtung zur Herstellung von Bildern auf elektrophotographischem Wege
US3147679A (en) * 1961-12-18 1964-09-08 Ibm Electrostatic image transfer processes and apparatus therefor
US3220324A (en) * 1963-11-12 1965-11-30 Xerox Corp Photoconductively controlled corona charging
FR1477379A (fr) * 1965-04-30 1967-04-14 Eastman Kodak Co Nouveaux appareils d'enregistrement et de reproduction électrographique, nouveaux procédés d'enregistrement électrographique et tirages ainsi obtenus

Also Published As

Publication number Publication date
JPS5434614B1 (US20110009641A1-20110113-C00256.png) 1979-10-27
DE1957403A1 (de) 1970-06-04
JPS581424B1 (US20110009641A1-20110113-C00256.png) 1983-01-11
DE1957403B2 (de) 1980-06-04
DE1957403C3 (de) 1986-07-31
JPS5018782B1 (US20110009641A1-20110113-C00256.png) 1975-07-02
CA1001704A (en) 1976-12-14

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Legal Events

Date Code Title Description
PS Patent sealed
429A Application made for amendment of specification (sect. 29/1949)
429H Application (made) for amendment of specification now open to opposition (sect. 29/1949)
429D Case decided by the comptroller ** specification amended (sect. 29/1949)
PCNP Patent ceased through non-payment of renewal fee