FR668756A - Dispositif de freinage des bobines cinématographiques - Google Patents

Dispositif de freinage des bobines cinématographiques

Info

Publication number
FR668756A
FR668756A FR668756DA FR668756A FR 668756 A FR668756 A FR 668756A FR 668756D A FR668756D A FR 668756DA FR 668756 A FR668756 A FR 668756A
Authority
FR
France
Prior art keywords
cinematographic
reels
braking device
braking
cinematographic reels
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
English (en)
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.)
Societe des Etablissements Gaumont
Original Assignee
Societe des Etablissements Gaumont
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 Societe des Etablissements Gaumont filed Critical Societe des Etablissements Gaumont
Application granted granted Critical
Publication of FR668756A publication Critical patent/FR668756A/fr
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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/32—Details specially adapted for motion-picture projection
    • G03B21/43—Driving mechanisms

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR668756D 1928-05-12 1928-05-12 Dispositif de freinage des bobines cinématographiques Expired FR668756A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR668756T 1928-05-12

Publications (1)

Publication Number Publication Date
FR668756A true FR668756A (fr) 1929-11-06

Family

ID=9015263

Family Applications (1)

Application Number Title Priority Date Filing Date
FR668756D Expired FR668756A (fr) 1928-05-12 1928-05-12 Dispositif de freinage des bobines cinématographiques

Country Status (1)

Country Link
FR (1) FR668756A (fr)

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