FR943072A - Perfectionnements aux montures de lampes électriques - Google Patents

Perfectionnements aux montures de lampes électriques

Info

Publication number
FR943072A
FR943072A FR943072DA FR943072A FR 943072 A FR943072 A FR 943072A FR 943072D A FR943072D A FR 943072DA FR 943072 A FR943072 A FR 943072A
Authority
FR
France
Prior art keywords
electric lamp
lamp frames
frames
electric
lamp
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
English (en)
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.)
Compagnie des Lampes
Original Assignee
Compagnie des Lampes
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 Compagnie des Lampes filed Critical Compagnie des Lampes
Application granted granted Critical
Publication of FR943072A publication Critical patent/FR943072A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/42—Means forming part of the lamp for the purpose of providing electrical connection, or support for, the lamp
    • H01K1/46—Means forming part of the lamp for the purpose of providing electrical connection, or support for, the lamp supported by a separate part, e.g. base, cap
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V19/00—Fastening of light sources or lamp holders
    • 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)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR943072D 1941-05-17 1947-03-12 Perfectionnements aux montures de lampes électriques Expired FR943072A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US943072XA 1941-05-17 1941-05-17

Publications (1)

Publication Number Publication Date
FR943072A true FR943072A (fr) 1949-02-25

Family

ID=22244401

Family Applications (1)

Application Number Title Priority Date Filing Date
FR943072D Expired FR943072A (fr) 1941-05-17 1947-03-12 Perfectionnements aux montures de lampes électriques

Country Status (3)

Country Link
BE (1) BE478103A (ja)
FR (1) FR943072A (ja)
NL (1) NL65079C (ja)

Also Published As

Publication number Publication date
BE478103A (ja)
NL65079C (ja)

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