BR7608251A - Projetor de filmes - Google Patents

Projetor de filmes

Info

Publication number
BR7608251A
BR7608251A BR7608251A BR7608251A BR7608251A BR 7608251 A BR7608251 A BR 7608251A BR 7608251 A BR7608251 A BR 7608251A BR 7608251 A BR7608251 A BR 7608251A BR 7608251 A BR7608251 A BR 7608251A
Authority
BR
Brazil
Prior art keywords
movie projector
movie
projector
Prior art date
Application number
BR7608251A
Other languages
English (en)
Inventor
P Mischenko
V Pasturczak
M Kerstein
Original Assignee
Bell & Howell Co
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 US05/641,495 external-priority patent/US4037949A/en
Priority claimed from US05/641,683 external-priority patent/US4087165A/en
Priority claimed from US05/641,682 external-priority patent/US4033680A/en
Application filed by Bell & Howell Co filed Critical Bell & Howell Co
Publication of BR7608251A publication Critical patent/BR7608251A/pt

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
    • G03B21/44—Mechanisms transmitting motion to film-strip feed; Mechanical linking of shutter and intermittent feed

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
  • Projection-Type Copiers In General (AREA)
  • Holders For Sensitive Materials And Originals (AREA)
BR7608251A 1975-12-17 1976-12-09 Projetor de filmes BR7608251A (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US05/641,495 US4037949A (en) 1975-12-17 1975-12-17 Slot load projector
US05/641,683 US4087165A (en) 1975-12-17 1975-12-17 Film tension absorbing system
US05/641,682 US4033680A (en) 1975-12-17 1975-12-17 Rapid film rewind mechanism

Publications (1)

Publication Number Publication Date
BR7608251A true BR7608251A (pt) 1977-11-29

Family

ID=27417676

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7608251A BR7608251A (pt) 1975-12-17 1976-12-09 Projetor de filmes

Country Status (6)

Country Link
JP (1) JPS5274336A (pt)
BR (1) BR7608251A (pt)
DE (2) DE2657318A1 (pt)
FR (1) FR2420782A3 (pt)
GB (1) GB1568389A (pt)
MY (2) MY8400387A (pt)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3119300A (en) * 1961-02-13 1964-01-28 Saginaw Insurance Agency Motion picture projector
US3737220A (en) * 1971-05-24 1973-06-05 Graflex Inc Slot-load projector
US3734602A (en) * 1972-04-17 1973-05-22 Grafler Inc Slot load projector
US3848981A (en) * 1973-06-14 1974-11-19 Kalart Victor Corp Self-threading motion picture projector

Also Published As

Publication number Publication date
DE2660999C2 (de) 1986-10-16
DE2657318A1 (de) 1977-07-28
GB1568389A (en) 1980-05-29
JPS6127730B2 (pt) 1986-06-26
DE2657318C2 (pt) 1987-03-12
JPS5274336A (en) 1977-06-22
FR2420782A3 (fr) 1979-10-19
MY8600457A (en) 1986-12-31
MY8400387A (en) 1984-12-31

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