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FR943205A - Improvements to pre-armed shutters - Google Patents

Improvements to pre-armed shutters

Info

Publication number
FR943205A
FR943205A FR943205DA FR943205A FR 943205 A FR943205 A FR 943205A FR 943205D A FR943205D A FR 943205DA FR 943205 A FR943205 A FR 943205A
Authority
FR
France
Prior art keywords
shutters
armed
armed shutters
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 FR943205A publication Critical patent/FR943205A/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)
FR943205D 1945-09-01 1946-08-30 Improvements to pre-armed shutters Expired FR943205A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US943205XA 1945-09-01 1945-09-01

Publications (1)

Publication Number Publication Date
FR943205A true FR943205A (en) 1949-03-02

Family

ID=22244452

Family Applications (1)

Application Number Title Priority Date Filing Date
FR943205D Expired FR943205A (en) 1945-09-01 1946-08-30 Improvements to pre-armed shutters

Country Status (1)

Country Link
FR (1) FR943205A (en)

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