GB8807789D0 - Image recording system capable of using both negative & positive originals for reproducing print - Google Patents

Image recording system capable of using both negative & positive originals for reproducing print

Info

Publication number
GB8807789D0
GB8807789D0 GB888807789A GB8807789A GB8807789D0 GB 8807789 D0 GB8807789 D0 GB 8807789D0 GB 888807789 A GB888807789 A GB 888807789A GB 8807789 A GB8807789 A GB 8807789A GB 8807789 D0 GB8807789 D0 GB 8807789D0
Authority
GB
United Kingdom
Prior art keywords
negative
image recording
system capable
recording system
positive originals
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.)
Granted
Application number
GB888807789A
Other versions
GB2204508A (en
GB2204508B (en
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.)
Brother Industries Ltd
Original Assignee
Brother Industries Ltd
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
Priority claimed from JP62080577A external-priority patent/JPS63246758A/en
Priority claimed from JP62193379A external-priority patent/JPS6437565A/en
Priority claimed from JP62233242A external-priority patent/JPS6476069A/en
Application filed by Brother Industries Ltd filed Critical Brother Industries Ltd
Publication of GB8807789D0 publication Critical patent/GB8807789D0/en
Publication of GB2204508A publication Critical patent/GB2204508A/en
Application granted granted Critical
Publication of GB2204508B publication Critical patent/GB2204508B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G03G15/01—Apparatus for electrographic processes using a charge pattern for producing multicoloured copies
    • G03G15/0105—Details of unit
    • G03G15/0121—Details of unit for developing
    • 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
    • G03G15/065—Arrangements for controlling the potential of the developing electrode
    • 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
    • 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
    • G03G15/095—Removing excess solid developer, e.g. fog preventing
    • 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
    • G03G15/14—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base
    • G03G15/16—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer
    • G03G15/1605—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer using at least one intermediate support

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electrophotography Using Other Than Carlson'S Method (AREA)
  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
GB8807789A 1987-03-31 1988-03-31 Image recording system capable of using both negative and positive originals for reproducing a print Expired - Fee Related GB2204508B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP62080577A JPS63246758A (en) 1987-03-31 1987-03-31 Image recorder
JP62193379A JPS6437565A (en) 1987-07-31 1987-07-31 Copying device
JP62233242A JPS6476069A (en) 1987-09-17 1987-09-17 Printing device

Publications (3)

Publication Number Publication Date
GB8807789D0 true GB8807789D0 (en) 1988-05-05
GB2204508A GB2204508A (en) 1988-11-16
GB2204508B GB2204508B (en) 1991-03-13

Family

ID=27303334

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8807789A Expired - Fee Related GB2204508B (en) 1987-03-31 1988-03-31 Image recording system capable of using both negative and positive originals for reproducing a print

Country Status (2)

Country Link
FR (1) FR2613501A1 (en)
GB (1) GB2204508B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5253022A (en) * 1989-05-18 1993-10-12 Canon Kabushiki Kaisha Image forming apparatus
US5182604A (en) * 1990-03-17 1993-01-26 Canon Kabushiki Kaisha Transfer roller with voltage polarity control
JPH05107935A (en) * 1991-10-18 1993-04-30 Mita Ind Co Ltd Transferring and separating device
JP3221045B2 (en) * 1992-04-03 2001-10-22 キヤノン株式会社 Image forming device
CA2105255C (en) * 1992-08-31 1999-08-03 Yoshiaki Okano Electrophotographic apparatus that prevents toner from attaching to a contact member of a transfer device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3999849A (en) * 1974-12-09 1976-12-28 Xerox Corporation Touchdown ambipolar development
JPS5430039A (en) * 1977-08-10 1979-03-06 Ricoh Co Ltd Recorder
JPS5740278A (en) * 1980-08-22 1982-03-05 Fuji Xerox Co Ltd Developing method in electrophotography
JPS6151175A (en) * 1984-08-20 1986-03-13 Toshiba Corp Developing device
JPS6159361A (en) * 1984-08-31 1986-03-26 Mita Ind Co Ltd Formation of negative and positive image by electrophotography
US4647182A (en) * 1985-04-03 1987-03-03 Pierce Michael L Method and apparatus for production of color images
US4801966A (en) * 1985-04-06 1989-01-31 Canon Kabushiki Kaisha Image forming apparatus with movable developing device
US4857958A (en) * 1987-03-25 1989-08-15 Kabushiki Kaisha Toshiba Electronic copying apparatus having function of partially changing image reproduced from original image

Also Published As

Publication number Publication date
GB2204508A (en) 1988-11-16
FR2613501A1 (en) 1988-10-07
GB2204508B (en) 1991-03-13

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Legal Events

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

Effective date: 19930331