BE762434A - Dispositif de projection cinematographique a deux projecteurs synchronises - Google Patents

Dispositif de projection cinematographique a deux projecteurs synchronises

Info

Publication number
BE762434A
BE762434A BE762434A BE762434A BE762434A BE 762434 A BE762434 A BE 762434A BE 762434 A BE762434 A BE 762434A BE 762434 A BE762434 A BE 762434A BE 762434 A BE762434 A BE 762434A
Authority
BE
Belgium
Prior art keywords
projection device
cinematographic projection
projectors
synchronized
synchronized projectors
Prior art date
Application number
BE762434A
Other languages
English (en)
French (fr)
Inventor
J Vivie
Original Assignee
Pathe Cinema S A Soc Nouv
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 Pathe Cinema S A Soc Nouv filed Critical Pathe Cinema S A Soc Nouv
Publication of BE762434A publication Critical patent/BE762434A/xx

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
    • 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
    • G03B21/20—Lamp housings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
    • H02P23/18—Controlling the angular speed together with angular position or phase
    • H02P23/183—Controlling the angular speed together with angular position or phase of one shaft without controlling the prime mover

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Projection Apparatus (AREA)
BE762434A 1970-02-19 1971-02-02 Dispositif de projection cinematographique a deux projecteurs synchronises BE762434A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7005893A FR2079976A5 (pm) 1970-02-19 1970-02-19

Publications (1)

Publication Number Publication Date
BE762434A true BE762434A (fr) 1971-07-16

Family

ID=9050910

Family Applications (1)

Application Number Title Priority Date Filing Date
BE762434A BE762434A (fr) 1970-02-19 1971-02-02 Dispositif de projection cinematographique a deux projecteurs synchronises

Country Status (6)

Country Link
BE (1) BE762434A (pm)
CH (1) CH519180A (pm)
ES (1) ES388268A1 (pm)
FR (1) FR2079976A5 (pm)
LU (1) LU62606A1 (pm)
NL (1) NL159510B (pm)

Also Published As

Publication number Publication date
ES388268A1 (es) 1973-05-01
DE2108140A1 (de) 1971-09-23
NL159510B (nl) 1979-02-15
DE2108140B2 (de) 1972-10-05
LU62606A1 (pm) 1971-08-18
CH519180A (fr) 1972-02-15
FR2079976A5 (pm) 1971-11-12
NL7101953A (pm) 1971-08-23

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