FR723898A - Improvements to film drive mechanisms in cinematographic devices - Google Patents

Improvements to film drive mechanisms in cinematographic devices

Info

Publication number
FR723898A
FR723898A FR723898DA FR723898A FR 723898 A FR723898 A FR 723898A FR 723898D A FR723898D A FR 723898DA FR 723898 A FR723898 A FR 723898A
Authority
FR
France
Prior art keywords
drive mechanisms
film drive
cinematographic
devices
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)
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 FR723898A publication Critical patent/FR723898A/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)
FR723898D 1930-10-09 1931-10-06 Improvements to film drive mechanisms in cinematographic devices Expired FR723898A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US723898XA 1930-10-09 1930-10-09

Publications (1)

Publication Number Publication Date
FR723898A true FR723898A (en) 1932-04-16

Family

ID=22107242

Family Applications (1)

Application Number Title Priority Date Filing Date
FR723898D Expired FR723898A (en) 1930-10-09 1931-10-06 Improvements to film drive mechanisms in cinematographic devices

Country Status (1)

Country Link
FR (1) FR723898A (en)

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