BE791838A - Appareil d'eclairage ( - Google Patents

Appareil d'eclairage (

Info

Publication number
BE791838A
BE791838A BE791838DA BE791838A BE 791838 A BE791838 A BE 791838A BE 791838D A BE791838D A BE 791838DA BE 791838 A BE791838 A BE 791838A
Authority
BE
Belgium
Prior art keywords
lighting unit
lighting
unit
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
J Parent
Original Assignee
Itt
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.)
Publication date
Publication of BE791838A publication Critical patent/BE791838A/xx

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
    • F21V7/00—Reflectors for light sources
    • F21V7/0008—Reflectors for light sources providing for indirect lighting
    • F21V7/0016—Reflectors for light sources providing for indirect lighting on lighting devices that also provide for direct lighting, e.g. by means of independent light sources, by splitting of the light beam, by switching between both lighting modes
    • 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
    • F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
    • F21V13/02—Combinations of only two kinds of elements
    • F21V13/04—Combinations of only two kinds of elements the elements being reflectors and refractors
    • 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
    • F21V7/00—Reflectors for light sources
    • F21V7/0025—Combination of two or more reflectors for a single light source
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/40—Lighting for industrial, commercial, recreational or military use
    • F21W2131/402—Lighting for industrial, commercial, recreational or military use for working places

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Optical Elements Other Than Lenses (AREA)
BE791838D 1971-11-25 Appareil d'eclairage ( BE791838A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7142267A FR2161452A5 (xx) 1971-11-25 1971-11-25

Publications (1)

Publication Number Publication Date
BE791838A true BE791838A (fr) 1973-05-24

Family

ID=9086393

Family Applications (1)

Application Number Title Priority Date Filing Date
BE791838D BE791838A (fr) 1971-11-25 Appareil d'eclairage (

Country Status (7)

Country Link
BE (1) BE791838A (xx)
CH (1) CH575571A5 (xx)
DE (1) DE2256202A1 (xx)
FR (1) FR2161452A5 (xx)
GB (1) GB1408955A (xx)
IT (1) IT971083B (xx)
NL (1) NL7215906A (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8529940U1 (de) * 1985-10-22 1985-12-19 Siemens AG, 1000 Berlin und 8000 München Leuchtengehäuse
GB2190735B (en) * 1986-06-06 1989-12-13 Philips Electronic Associated Light fittings
GB2315850B (en) * 1996-08-02 2000-10-04 Spectral Technology Limited Lamp assembly
DE19638214C2 (de) * 1996-09-19 2001-10-11 Rainer Deska Leuchte zur Beleuchtung von Hallen
DE29923835U1 (de) † 1999-04-07 2001-04-05 Zumtobel Staff Gmbh Beleuchtungsanordnung zur Anbringung an der Decke oder einer Wand eines Raumes
DE10046843A1 (de) * 2000-09-20 2002-04-04 Hella Aerospace Gmbh Leseleuchte für einen Fahrzeuginnenraum
DE202007011211U1 (de) * 2007-08-10 2008-12-24 Zumtobel Lighting Gmbh Leuchte

Also Published As

Publication number Publication date
CH575571A5 (xx) 1976-05-14
IT971083B (it) 1974-04-30
GB1408955A (en) 1975-10-08
NL7215906A (xx) 1973-05-29
FR2161452A5 (xx) 1973-07-06
DE2256202A1 (de) 1973-05-30

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