IT971083B - LIGHTING APPLIANCE - Google Patents

LIGHTING APPLIANCE

Info

Publication number
IT971083B
IT971083B IT3193972A IT3193972A IT971083B IT 971083 B IT971083 B IT 971083B IT 3193972 A IT3193972 A IT 3193972A IT 3193972 A IT3193972 A IT 3193972A IT 971083 B IT971083 B IT 971083B
Authority
IT
Italy
Prior art keywords
lighting appliance
appliance
lighting
Prior art date
Application number
IT3193972A
Other languages
Italian (it)
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.)
Filing date
Publication date
Application filed by Itt filed Critical Itt
Application granted granted Critical
Publication of IT971083B publication Critical patent/IT971083B/en

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)
IT3193972A 1971-11-25 1972-11-22 LIGHTING APPLIANCE IT971083B (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IT971083B true IT971083B (en) 1974-04-30

Family

ID=9086393

Family Applications (1)

Application Number Title Priority Date Filing Date
IT3193972A IT971083B (en) 1971-11-25 1972-11-22 LIGHTING APPLIANCE

Country Status (7)

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

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8529940U1 (en) * 1985-10-22 1985-12-19 Siemens AG, 1000 Berlin und 8000 München Luminaire housing
GB2190735B (en) * 1986-06-06 1989-12-13 Philips Electronic Associated Light fittings
GB2349684B (en) * 1996-08-02 2001-01-17 Nordson Corp Lamp assembly
DE19638214C2 (en) * 1996-09-19 2001-10-11 Rainer Deska Luminaire for illuminating halls
DE29923835U1 (en) † 1999-04-07 2001-04-05 Zumtobel Staff Gmbh Lighting arrangement for attachment to the ceiling or a wall of a room
DE10046843A1 (en) 2000-09-20 2002-04-04 Hella Aerospace Gmbh Reading light for a vehicle interior
DE202007011211U1 (en) * 2007-08-10 2008-12-24 Zumtobel Lighting Gmbh lamp

Also Published As

Publication number Publication date
CH575571A5 (en) 1976-05-14
NL7215906A (en) 1973-05-29
DE2256202A1 (en) 1973-05-30
GB1408955A (en) 1975-10-08
FR2161452A5 (en) 1973-07-06
BE791838A (en) 1973-05-24

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