FR1144128A - Dispositif d'éclairage à faisceau dirigé - Google Patents

Dispositif d'éclairage à faisceau dirigé

Info

Publication number
FR1144128A
FR1144128A FR1144128DA FR1144128A FR 1144128 A FR1144128 A FR 1144128A FR 1144128D A FR1144128D A FR 1144128DA FR 1144128 A FR1144128 A FR 1144128A
Authority
FR
France
Prior art keywords
lighting device
directed beam
beam lighting
directed
lighting
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)
Inventor
Lucien-Jean Jacquin
Raymond-Victor-Henri Lelong
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 filed Critical
Application granted granted Critical
Publication of FR1144128A publication Critical patent/FR1144128A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/14—Adjustable mountings
    • F21V21/30—Pivoted housings or frames

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR1144128D 1954-11-30 1954-11-30 Dispositif d'éclairage à faisceau dirigé Expired FR1144128A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1144128T 1954-11-30

Publications (1)

Publication Number Publication Date
FR1144128A true FR1144128A (fr) 1957-10-09

Family

ID=9644296

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1144128D Expired FR1144128A (fr) 1954-11-30 1954-11-30 Dispositif d'éclairage à faisceau dirigé

Country Status (1)

Country Link
FR (1) FR1144128A (fr)

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