CA976392A - Projector shutter - Google Patents

Projector shutter

Info

Publication number
CA976392A
CA976392A CA123,764A CA123764A CA976392A CA 976392 A CA976392 A CA 976392A CA 123764 A CA123764 A CA 123764A CA 976392 A CA976392 A CA 976392A
Authority
CA
Canada
Prior art keywords
projector shutter
projector
shutter
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
CA123,764A
Other versions
CA123764S (en
Inventor
Morio Takeichi
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.)
Elmo Co Ltd
Original Assignee
Elmo Co 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
Application filed by Elmo Co Ltd filed Critical Elmo Co Ltd
Application granted granted Critical
Publication of CA976392A publication Critical patent/CA976392A/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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/08—Shutters
    • G03B9/10—Blade or disc rotating or pivoting about axis normal to its plane

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
  • Storing, Repeated Paying-Out, And Re-Storing Of Elongated Articles (AREA)
CA123,764A 1970-10-03 1971-09-27 Projector shutter Expired CA976392A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9834370 1970-10-03

Publications (1)

Publication Number Publication Date
CA976392A true CA976392A (en) 1975-10-21

Family

ID=14217244

Family Applications (1)

Application Number Title Priority Date Filing Date
CA123,764A Expired CA976392A (en) 1970-10-03 1971-09-27 Projector shutter

Country Status (7)

Country Link
AT (1) AT314356B (en)
CA (1) CA976392A (en)
CH (1) CH531185A (en)
DE (2) DE2149233B2 (en)
FR (1) FR2109875A5 (en)
GB (1) GB1320810A (en)
IT (1) IT942661B (en)

Also Published As

Publication number Publication date
CH531185A (en) 1972-11-30
FR2109875A5 (en) 1972-05-26
IT942661B (en) 1973-04-02
DE7137375U (en) 1976-07-22
DE2149233A1 (en) 1972-04-06
GB1320810A (en) 1973-06-20
DE2149233B2 (en) 1975-07-03
AT314356B (en) 1974-02-15

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