JPS5030538A - - Google Patents

Info

Publication number
JPS5030538A
JPS5030538A JP49035089A JP3508974A JPS5030538A JP S5030538 A JPS5030538 A JP S5030538A JP 49035089 A JP49035089 A JP 49035089A JP 3508974 A JP3508974 A JP 3508974A JP S5030538 A JPS5030538 A JP S5030538A
Authority
JP
Japan
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.)
Pending
Application number
JP49035089A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS5030538A publication Critical patent/JPS5030538A/ja
Pending 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
    • G03G15/04—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
    • G03G15/045—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 charging or discharging distinct portions of the charge pattern on the recording material, e.g. for contrast enhancement or discharging non-image areas
    • G03G15/047—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 charging or discharging distinct portions of the charge pattern on the recording material, e.g. for contrast enhancement or discharging non-image areas for discharging non-image areas
    • 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
    • G03G2215/04—Arrangements for exposing and producing an image
    • G03G2215/0429—Changing or enhancing the image
    • G03G2215/0431—Producing a clean non-image area, i.e. avoiding show-around effects
    • G03G2215/0434—Parameters defining the non-image area to be cleaned
    • G03G2215/0436—Document properties at the scanning position, e.g. position and density
    • G03G2215/0439—Automatic detection of properties
    • 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
    • G03G2215/04—Arrangements for exposing and producing an image
    • G03G2215/0429—Changing or enhancing the image
    • G03G2215/0431—Producing a clean non-image area, i.e. avoiding show-around effects
    • G03G2215/0434—Parameters defining the non-image area to be cleaned
    • G03G2215/0443—Copy medium outline relative to the charge image
    • 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
    • G03G2215/04—Arrangements for exposing and producing an image
    • G03G2215/0429—Changing or enhancing the image
    • G03G2215/0431—Producing a clean non-image area, i.e. avoiding show-around effects
    • G03G2215/0434—Parameters defining the non-image area to be cleaned
    • G03G2215/0446—Magnification degree
    • 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
    • G03G2215/04—Arrangements for exposing and producing an image
    • G03G2215/0429—Changing or enhancing the image
    • G03G2215/0431—Producing a clean non-image area, i.e. avoiding show-around effects
    • G03G2215/0448—Charge-erasing means for the non-image area
    • 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
    • G03G2215/04—Arrangements for exposing and producing an image
    • G03G2215/0429—Changing or enhancing the image
    • G03G2215/0468—Image area information changed (default is the charge image)
    • G03G2215/047—Image corrections
    • G03G2215/0473—Image corrections due to document imperfections, e.g. punchholes, books

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
JP49035089A 1973-03-30 1974-03-28 Pending JPS5030538A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1556473A GB1416062A (en) 1973-03-30 1973-03-30 Electrostatography

Publications (1)

Publication Number Publication Date
JPS5030538A true JPS5030538A (en) 1975-03-26

Family

ID=10061375

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49035089A Pending JPS5030538A (en) 1973-03-30 1974-03-28

Country Status (6)

Country Link
US (1) US3912387A (en)
JP (1) JPS5030538A (en)
CA (1) CA1037100A (en)
DE (1) DE2415390C3 (en)
FR (1) FR2223734B1 (en)
GB (1) GB1416062A (en)

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5281267A (en) * 1975-12-25 1977-07-07 Chubu Shiriyou Kk Process for producing pellet
JPS52106745A (en) * 1976-01-20 1977-09-07 Olivetti & Co Spa Electrophotographic copying machine
JPS5335527U (en) * 1976-09-01 1978-03-29
JPS5491239A (en) * 1977-12-28 1979-07-19 Konishiroku Photo Ind Co Ltd Destaticizer of electrophotographic copier
JPS5529950A (en) * 1978-08-24 1980-03-03 Nisshin Oil Mills Ltd:The Solid feed
JPS55138754A (en) * 1979-04-18 1980-10-29 Ricoh Co Ltd Original pattern detection control system of electrophotographic copier
JPS5613914A (en) * 1979-07-13 1981-02-10 Nitsutoo Seisakusho Kk Counter for unit type reception desk
JPS5993469A (en) * 1982-11-18 1984-05-29 Matsushita Electric Ind Co Ltd Electrophotographic device
JPS5993440A (en) * 1982-11-18 1984-05-29 Matsushita Electric Ind Co Ltd Electrophotographic device
JPS62143066A (en) * 1985-12-17 1987-06-26 Fuji Xerox Co Ltd Electrophotographic copying machine
JPS62248460A (en) * 1986-04-23 1987-10-29 Shiraishi Calcium Kk Pellet-like mineral mixed feed
JPS62248459A (en) * 1986-04-23 1987-10-29 Shiraishi Calcium Kk Pellet-like mineral mixed feed

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7507493A (en) * 1975-06-24 1976-12-28 Oce Van Der Grinten Nv COPIER.
US4046471A (en) * 1975-11-03 1977-09-06 International Business Machines Corporation Dual mode electrophotographic apparatus having dual function printing beam
US4057342A (en) * 1976-05-27 1977-11-08 Xerox Corporation Illumination slit for a reproducing machine
US4105320A (en) * 1977-01-05 1978-08-08 Xerox Corporation Transfer of conductive particles
JPS53129639A (en) 1977-04-19 1978-11-11 Mita Industrial Co Ltd Method of and device for electrostatic copying
US4256400A (en) * 1977-10-08 1981-03-17 Canon Kabushiki Kaisha Copying machine provided with means for selectively setting original base line
JPS5494038A (en) * 1978-01-07 1979-07-25 Ricoh Co Ltd Copier for zerography
US4791494A (en) * 1979-02-23 1988-12-13 Savin Corporation Multiple variable light source printer
US4255042A (en) * 1979-03-26 1981-03-10 International Business Machines Corporation Light pipe for accurate erasure of photoconductor charge
US4474453A (en) * 1979-04-18 1984-10-02 Ricoh Company, Ltd. Electrostatic copying apparatus
JPS5674259A (en) * 1979-11-22 1981-06-19 Olympus Optical Co Ltd Electrophotographic apparatus
JPS5968728A (en) * 1982-10-12 1984-04-18 Canon Inc Detecting device of original
DE3341774C3 (en) * 1982-11-20 1994-09-01 Canon Kk Device for the partial discharge of a photoconductive recording material
US4564286A (en) * 1983-06-09 1986-01-14 Xerox Corporation Illumination device
US4811047A (en) * 1983-08-25 1989-03-07 Canon Kabushiki Kaisha Image forming apparatus with means for recognizing an original condition
DE3442028A1 (en) * 1983-11-17 1985-05-30 Canon K.K., Tokio/Tokyo DEVICE FOR GENERATING IMAGES OF POSITIVE AND NEGATIVE ORIGINALS
JPS60182540U (en) * 1984-05-14 1985-12-04 カヤバ工業株式会社 hydraulic shock absorber
DE3522089A1 (en) * 1984-06-21 1986-01-02 Canon K.K., Tokio/Tokyo IMAGE REPRODUCTION DEVICE
DE3571710D1 (en) * 1984-11-06 1989-08-24 Toshiba Kk Image forming apparatus with image forming area selection
JPS6236681A (en) * 1985-08-12 1987-02-17 Toshiba Corp Image forming device
US4839696A (en) * 1986-02-28 1989-06-13 Canon Kabushiki Kaisha Image recording apparatus for recording a selected portion of an original image
JPS62201479A (en) * 1986-02-28 1987-09-05 Mita Ind Co Ltd Image forming device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1248945A (en) * 1967-12-26 1971-10-06 Rank Xerox Ltd Electrophotography
US3612682A (en) * 1968-06-07 1971-10-12 Addressograph Multigraph Copier-duplicator machine providing for photoelectrostatic master from which copies are made
JPS5018394B1 (en) * 1970-01-10 1975-06-28
US3860338A (en) * 1973-01-15 1975-01-14 Xerox Corp Adjustable fadeout control

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5537221B2 (en) * 1975-12-25 1980-09-26
JPS5281267A (en) * 1975-12-25 1977-07-07 Chubu Shiriyou Kk Process for producing pellet
JPS52106745A (en) * 1976-01-20 1977-09-07 Olivetti & Co Spa Electrophotographic copying machine
JPS5335527U (en) * 1976-09-01 1978-03-29
JPS5491239A (en) * 1977-12-28 1979-07-19 Konishiroku Photo Ind Co Ltd Destaticizer of electrophotographic copier
JPS572299B2 (en) * 1978-08-24 1982-01-14
JPS5529950A (en) * 1978-08-24 1980-03-03 Nisshin Oil Mills Ltd:The Solid feed
JPS55138754A (en) * 1979-04-18 1980-10-29 Ricoh Co Ltd Original pattern detection control system of electrophotographic copier
JPS5613914A (en) * 1979-07-13 1981-02-10 Nitsutoo Seisakusho Kk Counter for unit type reception desk
JPS5730494B2 (en) * 1979-07-13 1982-06-29
JPS5993469A (en) * 1982-11-18 1984-05-29 Matsushita Electric Ind Co Ltd Electrophotographic device
JPS5993440A (en) * 1982-11-18 1984-05-29 Matsushita Electric Ind Co Ltd Electrophotographic device
JPH0421869B2 (en) * 1982-11-18 1992-04-14 Matsushita Electric Ind Co Ltd
JPS62143066A (en) * 1985-12-17 1987-06-26 Fuji Xerox Co Ltd Electrophotographic copying machine
JPS62248460A (en) * 1986-04-23 1987-10-29 Shiraishi Calcium Kk Pellet-like mineral mixed feed
JPS62248459A (en) * 1986-04-23 1987-10-29 Shiraishi Calcium Kk Pellet-like mineral mixed feed
JPH048025B2 (en) * 1986-04-23 1992-02-13 Shiraishi Karushiumu Kk

Also Published As

Publication number Publication date
DE2415390C3 (en) 1981-06-25
CA1037100A (en) 1978-08-22
DE2415390B2 (en) 1980-10-30
FR2223734A1 (en) 1974-10-25
US3912387A (en) 1975-10-14
FR2223734B1 (en) 1977-03-04
DE2415390A1 (en) 1974-10-10
GB1416062A (en) 1975-12-03

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