FR619485A - Improvements to intermittent film drive mechanisms in cinematographic devices - Google Patents

Improvements to intermittent film drive mechanisms in cinematographic devices

Info

Publication number
FR619485A
FR619485A FR619485DA FR619485A FR 619485 A FR619485 A FR 619485A FR 619485D A FR619485D A FR 619485DA FR 619485 A FR619485 A FR 619485A
Authority
FR
France
Prior art keywords
drive mechanisms
film drive
intermittent film
cinematographic
devices
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)
Inventor
Alphonse Bourdereau
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 filed Critical
Application granted granted Critical
Publication of FR619485A publication Critical patent/FR619485A/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
    • G03B1/00—Film strip handling
    • G03B1/18—Moving film strip by means which act on the film between the ends thereof
    • G03B1/20—Acting means
    • G03B1/22—Claws or pins engaging holes in the film

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR619485D 1926-07-17 1926-07-17 Improvements to intermittent film drive mechanisms in cinematographic devices Expired FR619485A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR619485T 1926-07-17

Publications (1)

Publication Number Publication Date
FR619485A true FR619485A (en) 1927-04-02

Family

ID=8983694

Family Applications (1)

Application Number Title Priority Date Filing Date
FR619485D Expired FR619485A (en) 1926-07-17 1926-07-17 Improvements to intermittent film drive mechanisms in cinematographic devices

Country Status (1)

Country Link
FR (1) FR619485A (en)

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