FR640866A - Friction drive device, particularly applicable to cinematographic apparatus - Google Patents

Friction drive device, particularly applicable to cinematographic apparatus

Info

Publication number
FR640866A
FR640866A FR640866DA FR640866A FR 640866 A FR640866 A FR 640866A FR 640866D A FR640866D A FR 640866DA FR 640866 A FR640866 A FR 640866A
Authority
FR
France
Prior art keywords
drive device
particularly applicable
friction drive
cinematographic apparatus
cinematographic
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
Andre-Leon-Victor-Cl Debrie
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 FR640866A publication Critical patent/FR640866A/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
    • G03B1/32—Friction grippers or rollers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR640866D 1927-02-23 1927-02-23 Friction drive device, particularly applicable to cinematographic apparatus Expired FR640866A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR640866T 1927-02-23

Publications (1)

Publication Number Publication Date
FR640866A true FR640866A (en) 1928-07-24

Family

ID=8997744

Family Applications (1)

Application Number Title Priority Date Filing Date
FR640866D Expired FR640866A (en) 1927-02-23 1927-02-23 Friction drive device, particularly applicable to cinematographic apparatus

Country Status (1)

Country Link
FR (1) FR640866A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1212813B (en) * 1964-05-12 1966-03-17 Quenot & Cie S A R L Ets Drum operated with a fold-out hand crank for winding and unwinding flexible tapes, especially measuring tapes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1212813B (en) * 1964-05-12 1966-03-17 Quenot & Cie S A R L Ets Drum operated with a fold-out hand crank for winding and unwinding flexible tapes, especially measuring tapes

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