GB1393015A - Motion picture projector - Google Patents

Motion picture projector

Info

Publication number
GB1393015A
GB1393015A GB4867772A GB4867772A GB1393015A GB 1393015 A GB1393015 A GB 1393015A GB 4867772 A GB4867772 A GB 4867772A GB 4867772 A GB4867772 A GB 4867772A GB 1393015 A GB1393015 A GB 1393015A
Authority
GB
United Kingdom
Prior art keywords
loop
projector
sprocket
rewind
motion picture
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
GB4867772A
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.)
CINEMECCANICA SpA
Original Assignee
CINEMECCANICA SpA
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 CINEMECCANICA SpA filed Critical CINEMECCANICA SpA
Publication of GB1393015A publication Critical patent/GB1393015A/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
    • 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)
  • Projection Apparatus (AREA)
  • Overhead Projectors And Projection Screens (AREA)
GB4867772A 1972-03-22 1972-10-23 Motion picture projector Expired GB1393015A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2227372A IT950668B (it) 1972-03-22 1972-03-22 Proiettore cinematigrafico con riavvolgimento della pellicola nel proiettore stesso

Publications (1)

Publication Number Publication Date
GB1393015A true GB1393015A (en) 1975-05-07

Family

ID=11193982

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4867772A Expired GB1393015A (en) 1972-03-22 1972-10-23 Motion picture projector

Country Status (3)

Country Link
JP (1) JPS4915432A (enrdf_load_stackoverflow)
GB (1) GB1393015A (enrdf_load_stackoverflow)
IT (1) IT950668B (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
IT950668B (it) 1973-06-20
JPS4915432A (enrdf_load_stackoverflow) 1974-02-09

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee