FR862881A - Photographic shutter - Google Patents

Photographic shutter

Info

Publication number
FR862881A
FR862881A FR862881DA FR862881A FR 862881 A FR862881 A FR 862881A FR 862881D A FR862881D A FR 862881DA FR 862881 A FR862881 A FR 862881A
Authority
FR
France
Prior art keywords
photographic shutter
photographic
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
Other languages
French (fr)
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.)
Kodak Pathe SA
Original Assignee
Kodak Pathe SA
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 Kodak Pathe SA filed Critical Kodak Pathe SA
Application granted granted Critical
Publication of FR862881A publication Critical patent/FR862881A/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
    • G03B9/18—More than two members
    • G03B9/22—More than two members each moving in one direction to open and then in opposite direction to close, e.g. iris type

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR862881D 1939-01-14 1940-01-13 Photographic shutter Expired FR862881A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US862881XA 1939-01-14 1939-01-14

Publications (1)

Publication Number Publication Date
FR862881A true FR862881A (en) 1941-03-18

Family

ID=22197570

Family Applications (1)

Application Number Title Priority Date Filing Date
FR862881D Expired FR862881A (en) 1939-01-14 1940-01-13 Photographic shutter

Country Status (1)

Country Link
FR (1) FR862881A (en)

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