CH549823A - ELECTROGRAPHIC COPYING PROCESS AND DEVICE FOR CARRYING OUT THIS PROCESS. - Google Patents

ELECTROGRAPHIC COPYING PROCESS AND DEVICE FOR CARRYING OUT THIS PROCESS.

Info

Publication number
CH549823A
CH549823A CH1508172A CH1508172A CH549823A CH 549823 A CH549823 A CH 549823A CH 1508172 A CH1508172 A CH 1508172A CH 1508172 A CH1508172 A CH 1508172A CH 549823 A CH549823 A CH 549823A
Authority
CH
Switzerland
Prior art keywords
carrying
electrographic copying
electrographic
copying process
copying
Prior art date
Application number
CH1508172A
Other languages
German (de)
Original Assignee
Turlabor Ag
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 Turlabor Ag filed Critical Turlabor Ag
Priority to CH1508172A priority Critical patent/CH549823A/en
Priority to DE19732339745 priority patent/DE2339745B2/en
Priority to US398134A priority patent/US3900776A/en
Priority to CA181,481A priority patent/CA995297A/en
Priority to GB4795473A priority patent/GB1453474A/en
Publication of CH549823A publication Critical patent/CH549823A/en

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
    • G03G15/02—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices
    • G03G15/0291—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices corona discharge devices, e.g. wires, pointed electrodes, means for cleaning the corona discharge device

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Physics & Mathematics (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
CH1508172A 1972-10-16 1972-10-16 ELECTROGRAPHIC COPYING PROCESS AND DEVICE FOR CARRYING OUT THIS PROCESS. CH549823A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CH1508172A CH549823A (en) 1972-10-16 1972-10-16 ELECTROGRAPHIC COPYING PROCESS AND DEVICE FOR CARRYING OUT THIS PROCESS.
DE19732339745 DE2339745B2 (en) 1972-10-16 1973-08-06 METHOD AND DEVICE FOR CHARGING REPEATABLE ELECTROSTATIC RECORDING SHEETS
US398134A US3900776A (en) 1972-10-16 1973-09-17 Process and apparatus for prolonging the useful lifetime of a repeatedly charged electrophotographic layer
CA181,481A CA995297A (en) 1972-10-16 1973-09-20 Process for charging a layer, apparatus for carrying out the process and use of the process
GB4795473A GB1453474A (en) 1972-10-16 1973-10-15 Method of electrically charging an electrographic layer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1508172A CH549823A (en) 1972-10-16 1972-10-16 ELECTROGRAPHIC COPYING PROCESS AND DEVICE FOR CARRYING OUT THIS PROCESS.

Publications (1)

Publication Number Publication Date
CH549823A true CH549823A (en) 1974-05-31

Family

ID=4406172

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1508172A CH549823A (en) 1972-10-16 1972-10-16 ELECTROGRAPHIC COPYING PROCESS AND DEVICE FOR CARRYING OUT THIS PROCESS.

Country Status (5)

Country Link
US (1) US3900776A (en)
CA (1) CA995297A (en)
CH (1) CH549823A (en)
DE (1) DE2339745B2 (en)
GB (1) GB1453474A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2453435A1 (en) * 1979-04-02 1980-10-31 Oce Nederland Bv DEVELOPMENT METHOD WITH INVERSION

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5511255A (en) * 1978-07-11 1980-01-26 Ricoh Co Ltd Corona discharge device
JPS60254160A (en) * 1984-05-31 1985-12-14 Mita Ind Co Ltd Electrophotographic method
JPS62135848A (en) * 1985-12-09 1987-06-18 Sharp Corp Driving control method for photosensitive body
JP2677729B2 (en) * 1991-12-03 1997-11-17 シャープ株式会社 Image forming method
JPH0844143A (en) * 1993-06-29 1996-02-16 Toshiba Corp Electrifying device and image forming device provided therewith

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2777957A (en) * 1950-04-06 1957-01-15 Haloid Co Corona discharge device
US3527941A (en) * 1968-07-22 1970-09-08 Eastman Kodak Co Charging system for placing a uniform charge on a photoconductive surface
JPS5110785B1 (en) * 1971-01-16 1976-04-06

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2453435A1 (en) * 1979-04-02 1980-10-31 Oce Nederland Bv DEVELOPMENT METHOD WITH INVERSION

Also Published As

Publication number Publication date
GB1453474A (en) 1976-10-20
US3900776A (en) 1975-08-19
DE2339745B2 (en) 1976-01-29
CA995297A (en) 1976-08-17
DE2339745A1 (en) 1974-05-02

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Legal Events

Date Code Title Description
PL Patent ceased