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CA989464A - Electrostatic reproduction machine having selectable magnification ratios - Google Patents

Electrostatic reproduction machine having selectable magnification ratios

Info

Publication number
CA989464A
CA989464A CA164,725A CA164725A CA989464A CA 989464 A CA989464 A CA 989464A CA 164725 A CA164725 A CA 164725A CA 989464 A CA989464 A CA 989464A
Authority
CA
Canada
Prior art keywords
reproduction machine
magnification ratios
electrostatic reproduction
selectable magnification
selectable
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
CA164,725A
Other versions
CA164725S (en
Inventor
Gerald A. Buddendeck
Edward G. Reehil
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.)
Xerox Corp
Original Assignee
Xerox Corp
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 Xerox Corp filed Critical Xerox Corp
Priority to CA244,514A priority Critical patent/CA1024210A/en
Application granted granted Critical
Publication of CA989464A publication Critical patent/CA989464A/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
    • G03G15/04—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
    • G03G15/041—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 variable magnification

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Systems Of Projection Type Copiers (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Facsimile Scanning Arrangements (AREA)
CA164,725A 1972-07-11 1973-02-27 Electrostatic reproduction machine having selectable magnification ratios Expired CA989464A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA244,514A CA1024210A (en) 1972-07-11 1976-01-29 Electrostatic reproduction machine having selectable magnification ratios

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27057972A 1972-07-11 1972-07-11

Publications (1)

Publication Number Publication Date
CA989464A true CA989464A (en) 1976-05-18

Family

ID=23031892

Family Applications (1)

Application Number Title Priority Date Filing Date
CA164,725A Expired CA989464A (en) 1972-07-11 1973-02-27 Electrostatic reproduction machine having selectable magnification ratios

Country Status (3)

Country Link
US (1) US3778147A (en)
CA (1) CA989464A (en)
DE (1) DE2312426C2 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3860338A (en) * 1973-01-15 1975-01-14 Xerox Corp Adjustable fadeout control
US3897148A (en) * 1973-11-29 1975-07-29 Ibm Optical scanning system
US4046467A (en) * 1975-05-14 1977-09-06 Xerox Corporation Zoom lens copier
US4033691A (en) * 1975-10-30 1977-07-05 Xerox Corporation Variable magnification reproducing apparatus
US4029411A (en) * 1975-10-30 1977-06-14 Xerox Corporation Variable magnification copier
US4033692A (en) * 1975-10-30 1977-07-05 Xerox Corporation Multi-mode reproducing machine
US4032231A (en) * 1976-05-03 1977-06-28 Xerox Corporation Multiple range variable magnification reproduction machine using three-dimensional cam
US4118118A (en) * 1976-05-07 1978-10-03 Universal Photocopy, Inc. Electrostatic copier machine with selectable magnification ratios
US4099866A (en) * 1976-12-08 1978-07-11 International Business Machines Corporation Focal adjustment on a single-focus lens in a continuously variable magnification system
DE2647787C2 (en) * 1976-10-22 1978-06-29 Hoechst Ag, 6000 Frankfurt Electromechanical switching arrangement with a multi-stage gearbox for switching the rotational speed of a drum
JPS5365736A (en) * 1976-11-25 1978-06-12 Ricoh Co Ltd Variable magnification copier
JPS5837058Y2 (en) * 1978-04-15 1983-08-20 ミノルタ株式会社 Lens position regulating device in a slit scanning exposure type copying machine that performs three or more types of magnification changes
JPS5683751A (en) * 1979-12-12 1981-07-08 Canon Inc Latent image formation of variable magnification device
US4368976A (en) * 1981-03-09 1983-01-18 Xerox Corporation Variable speed scanning system
JPS57192972A (en) 1981-05-25 1982-11-27 Ricoh Co Ltd Electrophotographic copier capable of copying solid body
US4505581A (en) * 1982-04-28 1985-03-19 Xerox Corporation Registration system for a photocopier
JPS59125718A (en) * 1983-01-06 1984-07-20 Canon Inc Copying device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3355236A (en) * 1964-01-02 1967-11-28 Xerox Corp Automatic optical control apparatus
US3397627A (en) * 1965-05-21 1968-08-20 Addressograph Multigraph Photoelectrostatic copying machine
DE1290816B (en) * 1965-08-18 1969-03-13 Renker Belipa Gmbh Electrophotographic copier
US3542467A (en) * 1968-04-15 1970-11-24 Xerox Corp Xerographic reproducing apparatus
JPS541178B1 (en) * 1970-11-06 1979-01-22

Also Published As

Publication number Publication date
US3778147A (en) 1973-12-11
DE2312426C2 (en) 1984-05-30
DE2312426A1 (en) 1974-01-24

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