ES295509A1 - Perfeccionamientos en proyectores cinematograficos - Google Patents

Perfeccionamientos en proyectores cinematograficos

Info

Publication number
ES295509A1
ES295509A1 ES0295509A ES295509A ES295509A1 ES 295509 A1 ES295509 A1 ES 295509A1 ES 0295509 A ES0295509 A ES 0295509A ES 295509 A ES295509 A ES 295509A ES 295509 A1 ES295509 A1 ES 295509A1
Authority
ES
Spain
Prior art keywords
film
carrier arm
drive sprocket
sound head
wall
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
ES0295509A
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.)
S I F INTERNAZ FONOVIS Soc
Original Assignee
S I F INTERNAZ FONOVIS Soc
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 S I F INTERNAZ FONOVIS Soc filed Critical S I F INTERNAZ FONOVIS Soc
Publication of ES295509A1 publication Critical patent/ES295509A1/es
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
    • 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
    • G03B1/42—Guiding, framing, or constraining film in desired position relative to lens system
    • G03B1/46—Rollers engaging face of film, e.g. barrel, waisted, conical
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
ES0295509A 1963-01-21 1964-01-20 Perfeccionamientos en proyectores cinematograficos Expired ES295509A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US252765A US3150810A (en) 1963-01-21 1963-01-21 Motion picture projectors

Publications (1)

Publication Number Publication Date
ES295509A1 true ES295509A1 (es) 1964-06-01

Family

ID=22957451

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0295509A Expired ES295509A1 (es) 1963-01-21 1964-01-20 Perfeccionamientos en proyectores cinematograficos

Country Status (3)

Country Link
US (1) US3150810A (es)
ES (1) ES295509A1 (es)
MC (1) MC449A1 (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3511976A (en) * 1966-06-01 1970-05-12 Ind Timer Corp Tape programmer for controlling electrical circuits
US3508816A (en) * 1966-06-03 1970-04-28 Angelo Bottani Projection apparatus having multiple sound unit
US3765586A (en) * 1971-11-26 1973-10-16 Rca Corp Film handling apparatus
US3776623A (en) * 1972-02-28 1973-12-04 Bell & Howell Co Rapid rewind sound motion camera or projector
US3915566A (en) * 1973-03-20 1975-10-28 Rca Corp Automatic signal playback for film projectors

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1427602A (en) * 1919-12-04 1922-08-29 Frank H Kaiser Film-actuating mechanism for picture machines
US1637378A (en) * 1925-11-21 1927-08-02 Bell & Howell Co Motion-picture mechanism
US3018933A (en) * 1959-01-23 1962-01-30 Edward H Daverman Film projector
US2978159A (en) * 1959-05-29 1961-04-04 Ibm Tape drive

Also Published As

Publication number Publication date
US3150810A (en) 1964-09-29
MC449A1 (fr) 1964-09-08

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