IT1027103B - Dispositivo per av volgere e svolgere in modo continuo un nastro senza fine, in particola re una pellicola cinematografica ad anello chiuso - Google Patents

Dispositivo per av volgere e svolgere in modo continuo un nastro senza fine, in particola re una pellicola cinematografica ad anello chiuso

Info

Publication number
IT1027103B
IT1027103B IT7062973A IT7062973A IT1027103B IT 1027103 B IT1027103 B IT 1027103B IT 7062973 A IT7062973 A IT 7062973A IT 7062973 A IT7062973 A IT 7062973A IT 1027103 B IT1027103 B IT 1027103B
Authority
IT
Italy
Prior art keywords
unwinding
closed loop
continuously turning
endless ribbon
loop film
Prior art date
Application number
IT7062973A
Other languages
English (en)
Italian (it)
Original Assignee
Boyer Jean Paul
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
Priority claimed from FR7247176A external-priority patent/FR2210299A5/fr
Priority claimed from FR7329259A external-priority patent/FR2239922A6/fr
Priority claimed from FR7342931A external-priority patent/FR2252788A6/fr
Application filed by Boyer Jean Paul filed Critical Boyer Jean Paul
Application granted granted Critical
Publication of IT1027103B publication Critical patent/IT1027103B/it

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B21/00Projectors or projection-type viewers; Accessories therefor
    • G03B21/14Details
    • G03B21/32Details specially adapted for motion-picture projection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Replacement Of Web Rolls (AREA)
  • Winding Of Webs (AREA)
IT7062973A 1972-12-12 1973-12-10 Dispositivo per av volgere e svolgere in modo continuo un nastro senza fine, in particola re una pellicola cinematografica ad anello chiuso IT1027103B (it)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR7247176A FR2210299A5 (enExample) 1972-12-12 1972-12-12
FR7329259A FR2239922A6 (enExample) 1973-08-03 1973-08-03
FR7342931A FR2252788A6 (enExample) 1973-11-27 1973-11-27

Publications (1)

Publication Number Publication Date
IT1027103B true IT1027103B (it) 1978-11-20

Family

ID=27250040

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7062973A IT1027103B (it) 1972-12-12 1973-12-10 Dispositivo per av volgere e svolgere in modo continuo un nastro senza fine, in particola re una pellicola cinematografica ad anello chiuso

Country Status (4)

Country Link
JP (1) JPS5053024A (enExample)
DE (1) DE2361364A1 (enExample)
GB (1) GB1459454A (enExample)
IT (1) IT1027103B (enExample)

Also Published As

Publication number Publication date
JPS5053024A (enExample) 1975-05-10
DE2361364A1 (de) 1974-06-20
GB1459454A (en) 1976-12-22

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