FR693740A - Device for fixing and adjusting the lamp in cinematographic projection equipment - Google Patents

Device for fixing and adjusting the lamp in cinematographic projection equipment

Info

Publication number
FR693740A
FR693740A FR693740DA FR693740A FR 693740 A FR693740 A FR 693740A FR 693740D A FR693740D A FR 693740DA FR 693740 A FR693740 A FR 693740A
Authority
FR
France
Prior art keywords
lamp
adjusting
fixing
projection equipment
cinematographic projection
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
Other languages
French (fr)
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.)
Societe des Etablissements Gaumont
Original Assignee
Societe des Etablissements Gaumont
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 Societe des Etablissements Gaumont filed Critical Societe des Etablissements Gaumont
Application granted granted Critical
Publication of FR693740A publication Critical patent/FR693740A/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
    • G03B21/20—Lamp housings
    • G03B21/2046—Positional adjustment of light sources

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR693740D 1929-07-22 1929-07-22 Device for fixing and adjusting the lamp in cinematographic projection equipment Expired FR693740A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR693740T 1929-07-22

Publications (1)

Publication Number Publication Date
FR693740A true FR693740A (en) 1930-11-24

Family

ID=9042361

Family Applications (1)

Application Number Title Priority Date Filing Date
FR693740D Expired FR693740A (en) 1929-07-22 1929-07-22 Device for fixing and adjusting the lamp in cinematographic projection equipment

Country Status (1)

Country Link
FR (1) FR693740A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1085420B (en) * 1956-09-26 1960-07-14 Frieseke & Hoepfner Gmbh Holder for high-pressure gas discharge lamps in the lamp house of cinema projectors

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1085420B (en) * 1956-09-26 1960-07-14 Frieseke & Hoepfner Gmbh Holder for high-pressure gas discharge lamps in the lamp house of cinema projectors

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