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GB1555341A - Electro-photography - Google Patents

Electro-photography

Info

Publication number
GB1555341A
GB1555341A GB4276676A GB4276676A GB1555341A GB 1555341 A GB1555341 A GB 1555341A GB 4276676 A GB4276676 A GB 4276676A GB 4276676 A GB4276676 A GB 4276676A GB 1555341 A GB1555341 A GB 1555341A
Authority
GB
United Kingdom
Prior art keywords
photography
electro
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
GB4276676A
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
Publication of GB1555341A publication Critical patent/GB1555341A/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
    • G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
    • G03G15/5033—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the photoconductor characteristics, e.g. temperature, or the characteristics of an image on the photoconductor
    • 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
    • G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
    • G03G15/043—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with means for controlling illumination or exposure
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/00025—Machine control, e.g. regulating different parts of the machine
    • G03G2215/00071—Machine control, e.g. regulating different parts of the machine by measuring the photoconductor or its environmental characteristics
    • G03G2215/00075—Machine control, e.g. regulating different parts of the machine by measuring the photoconductor or its environmental characteristics the characteristic being its speed

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
GB4276676A 1975-10-14 1976-10-14 Electro-photography Expired GB1555341A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US62191475A 1975-10-14 1975-10-14
US62194075A 1975-10-14 1975-10-14

Publications (1)

Publication Number Publication Date
GB1555341A true GB1555341A (en) 1979-11-07

Family

ID=27089092

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4276676A Expired GB1555341A (en) 1975-10-14 1976-10-14 Electro-photography

Country Status (4)

Country Link
JP (1) JPS6041351B2 (en)
DE (1) DE2646076C3 (en)
FR (1) FR2328224A1 (en)
GB (1) GB1555341A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5164771A (en) * 1978-08-24 1992-11-17 Canon Kabushiki Kaisha Image forming apparatus which adjusts illumination levels independently for test samples and for originals

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7909098A (en) * 1979-12-18 1981-07-16 Oce Nederland Bv CONTROL CIRCUIT IN AN ELECTROPHOTOGRAPHIC COPIER.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2956487A (en) * 1955-03-23 1960-10-18 Rca Corp Electrostatic printing
JPS5952428B2 (en) * 1971-11-08 1984-12-19 キヤノン株式会社 Pre-exposure device for electronic copying machines
JPS494337A (en) * 1972-05-02 1974-01-16
JPS5074429A (en) * 1973-10-31 1975-06-19

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5164771A (en) * 1978-08-24 1992-11-17 Canon Kabushiki Kaisha Image forming apparatus which adjusts illumination levels independently for test samples and for originals

Also Published As

Publication number Publication date
DE2646076C3 (en) 1980-09-11
FR2328224A1 (en) 1977-05-13
DE2646076B2 (en) 1980-01-10
JPS6041351B2 (en) 1985-09-17
JPS5249841A (en) 1977-04-21
DE2646076A1 (en) 1977-04-21
FR2328224B1 (en) 1978-06-30

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19931014