FR1239888A - Central shutter for cameras - Google Patents

Central shutter for cameras

Info

Publication number
FR1239888A
FR1239888A FR809648A FR809648A FR1239888A FR 1239888 A FR1239888 A FR 1239888A FR 809648 A FR809648 A FR 809648A FR 809648 A FR809648 A FR 809648A FR 1239888 A FR1239888 A FR 1239888A
Authority
FR
France
Prior art keywords
cameras
central shutter
shutter
central
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
FR809648A
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.)
COMPUR WERK FRIEDRICH DECKEL
Original Assignee
COMPUR WERK FRIEDRICH DECKEL
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 COMPUR WERK FRIEDRICH DECKEL filed Critical COMPUR WERK FRIEDRICH DECKEL
Application granted granted Critical
Publication of FR1239888A publication Critical patent/FR1239888A/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
    • G03B9/58—Means for varying duration of "open" period of shutter
    • G03B9/62—Means for varying duration of "open" period of shutter by varying interval of time between end of opening movement and beginning of closing movement
    • 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
FR809648A 1958-12-05 1959-11-09 Central shutter for cameras Expired FR1239888A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1239888X 1958-12-05

Publications (1)

Publication Number Publication Date
FR1239888A true FR1239888A (en) 1960-08-26

Family

ID=7735923

Family Applications (1)

Application Number Title Priority Date Filing Date
FR809648A Expired FR1239888A (en) 1958-12-05 1959-11-09 Central shutter for cameras

Country Status (1)

Country Link
FR (1) FR1239888A (en)

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