FR41247E - Device for automatically adjusting the size of the loop in cinematographic devices - Google Patents

Device for automatically adjusting the size of the loop in cinematographic devices

Info

Publication number
FR41247E
FR41247E FR41247DA FR41247E FR 41247 E FR41247 E FR 41247E FR 41247D A FR41247D A FR 41247DA FR 41247 E FR41247 E FR 41247E
Authority
FR
France
Prior art keywords
loop
size
automatically adjusting
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
Etienne Oehmichen
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 FR41247E publication Critical patent/FR41247E/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
    • G03B1/56—Threading; Loop forming

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR41247D 1931-06-26 1931-06-26 Device for automatically adjusting the size of the loop in cinematographic devices Expired FR41247E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR41247T 1931-06-26

Publications (1)

Publication Number Publication Date
FR41247E true FR41247E (en) 1932-12-02

Family

ID=8677428

Family Applications (1)

Application Number Title Priority Date Filing Date
FR41247D Expired FR41247E (en) 1931-06-26 1931-06-26 Device for automatically adjusting the size of the loop in cinematographic devices

Country Status (1)

Country Link
FR (1) FR41247E (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2838304A (en) * 1955-08-09 1958-06-10 Steatit Magnesia Ag Film projector
EP0021529A1 (en) * 1979-06-20 1981-01-07 Societe D'optique, De Mecanique D'electricite Et De Radio O.M.E.R.A. - S.E.G.I.D. Cinematographic view-taking or projection apparatus comprising an anti-jam device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2838304A (en) * 1955-08-09 1958-06-10 Steatit Magnesia Ag Film projector
EP0021529A1 (en) * 1979-06-20 1981-01-07 Societe D'optique, De Mecanique D'electricite Et De Radio O.M.E.R.A. - S.E.G.I.D. Cinematographic view-taking or projection apparatus comprising an anti-jam device
FR2459495A1 (en) * 1979-06-20 1981-01-09 Omera Segid FILM ANTIBODY DEVICE FOR CINEMATOGRAPHIC COCKPIT OR PROJECTION APPARATUS AND APPARATUS COMPRISING SUCH A DEVICE

Similar Documents

Publication Publication Date Title
FR704471A (en) Device for the projection of animated panoramic views
FR799339A (en) Device to prevent rewinding, in film projection devices
FR41247E (en) Device for automatically adjusting the size of the loop in cinematographic devices
FR682632A (en) Film advancement device for serial cameras
FR704973A (en) Device for automatically adjusting the size of the loop in cinematographic devices
FR730867A (en) Device for moving the main planes of phographic lenses
FR727602A (en) Device for straightening the ears
FR737770A (en) Radio-electric device for determining directions
FR621658A (en) New regulator device for film unwinding in cinematographic devices
FR718579A (en) Device for the projection of photophonic and sono-visual films by means of several projection devices
FR675865A (en) Cooling device in cinema projection devices
FR706777A (en) Device for guiding films in cinematographic devices
FR37471E (en) Device for guiding films in cinematographic devices
FR733357A (en) Drip-absorbing device for containers
FR711792A (en) Device for dissipating fog
FR727898A (en) Film drive device in cinematographic devices
FR695321A (en) Device for winding films in cinematographic devices
FR719877A (en) Device for concentrating solutions
FR714844A (en) Advertising device
FR707152A (en) Discharge device for centrifuges
FR669963A (en) Device for stopping the film in projection devices
FR677864A (en) Device for guiding films in cinematographic devices
FR627997A (en) Device for off-center the image in cinematographic projectors
FR709386A (en) Device for off-center plows
FR745882A (en) Safety device for cinematographic devices