CH535968A - Dispositivo per consentire il riavvolgimento della pellicola in un proiettore cinematografico sonoro - Google Patents

Dispositivo per consentire il riavvolgimento della pellicola in un proiettore cinematografico sonoro

Info

Publication number
CH535968A
CH535968A CH778172A CH778172A CH535968A CH 535968 A CH535968 A CH 535968A CH 778172 A CH778172 A CH 778172A CH 778172 A CH778172 A CH 778172A CH 535968 A CH535968 A CH 535968A
Authority
CH
Switzerland
Prior art keywords
film
cinema projector
allow rewinding
sound
sound cinema
Prior art date
Application number
CH778172A
Other languages
English (en)
Italian (it)
Inventor
Derossi Piero
Original Assignee
Prec E Luserna S P A Off
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 Prec E Luserna S P A Off filed Critical Prec E Luserna S P A Off
Publication of CH535968A publication Critical patent/CH535968A/it

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/26—Driving record carriers by members acting directly or indirectly thereon
    • G11B15/34—Driving record carriers by members acting directly or indirectly thereon through non-slip drive means, e.g. sprocket
    • 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
    • G03B31/00—Associated working of cameras or projectors with sound-recording or sound-reproducing means
    • G03B31/02—Associated working of cameras or projectors with sound-recording or sound-reproducing means in which sound track is on a moving-picture film

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
  • Advancing Webs (AREA)
CH778172A 1971-07-31 1972-05-25 Dispositivo per consentire il riavvolgimento della pellicola in un proiettore cinematografico sonoro CH535968A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT6958671 1971-07-31

Publications (1)

Publication Number Publication Date
CH535968A true CH535968A (it) 1973-04-15

Family

ID=11312435

Family Applications (1)

Application Number Title Priority Date Filing Date
CH778172A CH535968A (it) 1971-07-31 1972-05-25 Dispositivo per consentire il riavvolgimento della pellicola in un proiettore cinematografico sonoro

Country Status (4)

Country Link
US (1) US3762618A (OSRAM)
JP (1) JPS4825530A (OSRAM)
CH (1) CH535968A (OSRAM)
DE (1) DE7227852U (OSRAM)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS549799Y2 (OSRAM) * 1975-09-25 1979-05-09
US4238160A (en) * 1978-06-02 1980-12-09 C. Itoh Electronics, Inc. Media guide

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2534083A (en) * 1946-04-18 1950-12-12 Bradfield And Bidwell Inc Projector
US3107872A (en) * 1959-08-22 1963-10-22 Loewe Opta Ag Driving device for sound recording and reproducing apparatus using sound carrier tapes or wires

Also Published As

Publication number Publication date
DE7227852U (de) 1972-10-19
JPS4825530A (OSRAM) 1973-04-03
US3762618A (en) 1973-10-02

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Legal Events

Date Code Title Description
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