CA1069366A - Copying device with electromagnetic cover release - Google Patents

Copying device with electromagnetic cover release

Info

Publication number
CA1069366A
CA1069366A CA267,821A CA267821A CA1069366A CA 1069366 A CA1069366 A CA 1069366A CA 267821 A CA267821 A CA 267821A CA 1069366 A CA1069366 A CA 1069366A
Authority
CA
Canada
Prior art keywords
cover
electromagnet
magnetic body
circuit means
magnetic
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
CA267,821A
Other languages
English (en)
French (fr)
Inventor
Henricus M. Driessen
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.)
Canon Production Printing Holding BV
Original Assignee
Oce Van der Grinten NV
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 Oce Van der Grinten NV filed Critical Oce Van der Grinten NV
Application granted granted Critical
Publication of CA1069366A publication Critical patent/CA1069366A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00—Photographic printing apparatus
    • G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/52—Details
    • G03B27/62—Holders for the original
    • G03B27/6207—Holders for the original in copying cameras
    • G03B27/6221—Transparent copy platens
    • G03B27/6228—Platen covers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Holders For Sensitive Materials And Originals (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
CA267,821A 1975-12-16 1976-12-14 Copying device with electromagnetic cover release Expired CA1069366A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7514623A NL7514623A (nl) 1975-12-16 1975-12-16 Kopieerinrichting.

Publications (1)

Publication Number Publication Date
CA1069366A true CA1069366A (en) 1980-01-08

Family

ID=19825032

Family Applications (1)

Application Number Title Priority Date Filing Date
CA267,821A Expired CA1069366A (en) 1975-12-16 1976-12-14 Copying device with electromagnetic cover release

Country Status (8)

Country Link
JP (1) JPS5947293B2 (cs)
CA (1) CA1069366A (cs)
CH (1) CH610671A5 (cs)
DE (1) DE2651895C2 (cs)
FR (1) FR2335870A1 (cs)
GB (1) GB1537778A (cs)
NL (1) NL7514623A (cs)
SE (1) SE416002B (cs)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5745570A (en) * 1980-09-03 1982-03-15 Ricoh Co Ltd Press-contacting device for original
JPH01259771A (ja) * 1988-04-08 1989-10-17 Japan Atom Energy Res Inst フライホイール発電機の制動方式
JPH0453258U (cs) * 1990-09-12 1992-05-07

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB374219A (en) * 1931-04-29 1932-06-09 William Booth Improvements relating to photographic printing boxes
DE806628C (de) * 1948-10-02 1951-06-14 Rudolf Magnus Elektromagnetisch betaetigter Kopierdeckelverschluss
US3888582A (en) * 1974-03-08 1975-06-10 Xerox Corp Semi-automatic document handler
NL171933C (nl) * 1975-03-03 1983-06-01 Oce Van Der Grinten Nv Kopieerapparaat.

Also Published As

Publication number Publication date
SE7614069L (sv) 1977-06-17
CH610671A5 (en) 1979-04-30
JPS5276028A (en) 1977-06-25
DE2651895C2 (de) 1985-02-28
JPS5947293B2 (ja) 1984-11-17
SE416002B (sv) 1980-11-17
FR2335870B1 (cs) 1980-10-03
DE2651895A1 (de) 1977-06-30
FR2335870A1 (fr) 1977-07-15
GB1537778A (en) 1979-01-04
NL7514623A (nl) 1977-06-20

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Legal Events

Date Code Title Description
MKEX Expiry