EP0347700A3 - Lighting fixture - Google Patents

Lighting fixture Download PDF

Info

Publication number
EP0347700A3
EP0347700A3 EP89110584A EP89110584A EP0347700A3 EP 0347700 A3 EP0347700 A3 EP 0347700A3 EP 89110584 A EP89110584 A EP 89110584A EP 89110584 A EP89110584 A EP 89110584A EP 0347700 A3 EP0347700 A3 EP 0347700A3
Authority
EP
European Patent Office
Prior art keywords
lighting fixture
lampholder
housing
illumination
illuminated
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.)
Granted
Application number
EP89110584A
Other languages
German (de)
Other versions
EP0347700B1 (en
EP0347700A2 (en
Inventor
Rudolf Rieger
Bernard Cosnuau
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.)
Gebr LUDWIG GMBH
Original Assignee
Gebr LUDWIG GMBH
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 Gebr LUDWIG GMBH filed Critical Gebr LUDWIG GMBH
Priority to AT89110584T priority Critical patent/ATE98352T1/en
Publication of EP0347700A2 publication Critical patent/EP0347700A2/en
Publication of EP0347700A3 publication Critical patent/EP0347700A3/en
Application granted granted Critical
Publication of EP0347700B1 publication Critical patent/EP0347700B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/02—Fastening of light sources or lamp holders with provision for adjustment, e.g. for focusing
    • 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
    • F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/02—Controlling the distribution of the light emitted by adjustment of elements by movement of light sources
    • 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
    • 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
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Liquid Crystal Substances (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Storage Of Fruits Or Vegetables (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Lasers (AREA)

Abstract

Lighting fixture having a lampholder (44), which is attached on a housing (4) adjustable relative to said housing, and together with a lamp (20) that is carried by the lampholder (44) can be adjusted as desired into a position for direct illumination or a position for indirect illumination of an area of a room (10) to be illuminated between various sites. <IMAGE>
EP89110584A 1988-06-23 1989-06-12 Lighting fixture Expired - Lifetime EP0347700B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT89110584T ATE98352T1 (en) 1988-06-23 1989-06-12 LAMP.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3821260A DE3821260A1 (en) 1988-06-23 1988-06-23 LAMP
DE3821260 1988-06-23

Publications (3)

Publication Number Publication Date
EP0347700A2 EP0347700A2 (en) 1989-12-27
EP0347700A3 true EP0347700A3 (en) 1990-05-30
EP0347700B1 EP0347700B1 (en) 1993-12-08

Family

ID=6357115

Family Applications (1)

Application Number Title Priority Date Filing Date
EP89110584A Expired - Lifetime EP0347700B1 (en) 1988-06-23 1989-06-12 Lighting fixture

Country Status (3)

Country Link
EP (1) EP0347700B1 (en)
AT (1) ATE98352T1 (en)
DE (2) DE3821260A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5848833A (en) * 1995-11-17 1998-12-15 Linear Lighting Corp. Bidirectional lighting system
DE29608354U1 (en) * 1996-05-08 1996-06-27 Trilux Lenze Gmbh & Co Kg Workplace lamp
DE10321282B4 (en) 2003-05-13 2010-11-25 Trilux Gmbh & Co. Kg wall light

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1908131A (en) * 1931-05-11 1933-05-09 Miller Co Adjustable socket for lighting fixtures
US3829679A (en) * 1973-08-06 1974-08-13 Chemetron Corp Lamp head assembly

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE411679C (en) * 1925-03-30 Daniel Schmitz Lampshade for electric lamps
GB510448A (en) * 1938-02-01 1939-08-01 Gerard De Witt Improvements in or relating to reading and working lamps
DE767759C (en) * 1938-05-25 1953-05-18 Siemens Schuckertwerke A G Electric mirror light
DE1641917U (en) * 1952-05-24 1952-08-07 Vulkan Ag FLUORESCENT LAMP LAMP WITH LIGHT POINT ADJUSTMENT DEVICE.
DE1780697U (en) * 1958-10-25 1959-01-08 Oculus Optikgeraete G M B H LAMP SOCKET FOR THE LIGHT BULBS OF OPTICAL DEVICES.
DE3413354A1 (en) * 1983-04-08 1985-01-10 Esto Leuchtenfabrik Gesellschaft mbH, Velden, Kärnten Lumina
DE3524818A1 (en) * 1984-07-13 1986-01-16 Quartzcolor Ianiro S.p.A., Rom/Roma HEADLIGHT FOR DIFFUSE LIGHTING
AT382949B (en) * 1986-01-23 1987-04-27 Zumtobel Ag Fluorescent lamp luminaire
US4712167A (en) * 1986-06-30 1987-12-08 Mycro Group Co. Remote control, moveable lighting system
DE8802509U1 (en) * 1988-02-26 1988-04-07 Zumtobel Ag, Dornbirn, At

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1908131A (en) * 1931-05-11 1933-05-09 Miller Co Adjustable socket for lighting fixtures
US3829679A (en) * 1973-08-06 1974-08-13 Chemetron Corp Lamp head assembly

Also Published As

Publication number Publication date
EP0347700B1 (en) 1993-12-08
EP0347700A2 (en) 1989-12-27
DE3821260A1 (en) 1989-12-28
DE58906346D1 (en) 1994-01-20
ATE98352T1 (en) 1993-12-15

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