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EP0751339A3 - Lighting fixture having a cast reflector - Google Patents

Lighting fixture having a cast reflector Download PDF

Info

Publication number
EP0751339A3
EP0751339A3 EP96110404A EP96110404A EP0751339A3 EP 0751339 A3 EP0751339 A3 EP 0751339A3 EP 96110404 A EP96110404 A EP 96110404A EP 96110404 A EP96110404 A EP 96110404A EP 0751339 A3 EP0751339 A3 EP 0751339A3
Authority
EP
European Patent Office
Prior art keywords
lighting fixture
cast reflector
reflector
cast
fixture
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.)
Withdrawn
Application number
EP96110404A
Other languages
German (de)
French (fr)
Other versions
EP0751339A2 (en
Inventor
David W. Cunningham
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP0751339A2 publication Critical patent/EP0751339A2/en
Publication of EP0751339A3 publication Critical patent/EP0751339A3/en
Withdrawn legal-status Critical Current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
    • F21V7/00—Reflectors for light sources
    • F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • F21V7/24—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by the material
    • 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
    • F21V19/0005—Fastening of light sources or lamp holders of sources having contact pins, wires or blades, e.g. pinch sealed lamp
    • 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
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/71—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks using a combination of separate elements interconnected by heat-conducting means, e.g. with heat pipes or thermally conductive bars between separate heat-sink elements
    • F21V29/713—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks using a combination of separate elements interconnected by heat-conducting means, e.g. with heat pipes or thermally conductive bars between separate heat-sink elements in direct thermal and mechanical contact of each other to form a single system
    • 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
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • F21V29/75—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with fins or blades having different shapes, thicknesses or spacing
    • 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
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • F21V29/76—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
    • F21V29/763—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section the planes containing the fins or blades having the direction of the light emitting axis
    • 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
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • F21V29/76—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
    • F21V29/767—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section the planes containing the fins or blades having directions perpendicular to the light emitting axis
    • 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
    • F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • F21V7/28—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings
    • 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
    • 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
    • F21W2131/406—Lighting for industrial, commercial, recreational or military use for theatres, stages or film studios

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
EP96110404A 1995-06-30 1996-06-27 Lighting fixture having a cast reflector Withdrawn EP0751339A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US497899 1990-03-23
US49789995A 1995-06-30 1995-06-30

Publications (2)

Publication Number Publication Date
EP0751339A2 EP0751339A2 (en) 1997-01-02
EP0751339A3 true EP0751339A3 (en) 1998-05-06

Family

ID=23978777

Family Applications (1)

Application Number Title Priority Date Filing Date
EP96110404A Withdrawn EP0751339A3 (en) 1995-06-30 1996-06-27 Lighting fixture having a cast reflector

Country Status (1)

Country Link
EP (1) EP0751339A3 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2323434B (en) * 1997-03-22 2000-09-20 Imi Marston Ltd Heat sink
DE19840475A1 (en) * 1998-09-04 2000-03-30 Armin Hopp Lighting equipment
US10340424B2 (en) 2002-08-30 2019-07-02 GE Lighting Solutions, LLC Light emitting diode component
DE10316506A1 (en) * 2003-04-09 2004-11-18 Schott Glas Light generating device with reflector
ITMI20050596A1 (en) * 2005-04-08 2006-10-09 Guzzini Illuminazione S P A I COLUMN LIGHTING DEVICE WITH HEAT DISSIPATION DEVICE
DE102005029671A1 (en) 2005-06-22 2006-12-28 Arnold & Richter Cine Technik Gmbh & Co. Betriebs Kg Cooling system e.g., for projector or spotlight, has cooling device partly surrounding light source for generating convection flow
US7771095B2 (en) 2005-10-26 2010-08-10 Abl Ip Holding, Llc Lamp thermal management system
US8593040B2 (en) 2009-10-02 2013-11-26 Ge Lighting Solutions Llc LED lamp with surface area enhancing fins
CN101749611B (en) * 2010-01-30 2011-05-25 中山市正丰照明科技有限公司 Projection lamp capable of being opened and closed
US8672516B2 (en) 2010-09-30 2014-03-18 GE Lighting Solutions, LLC Lightweight heat sinks and LED lamps employing same
US8840278B2 (en) * 2011-09-20 2014-09-23 Cree, Inc. Specular reflector and LED lamps using same
US9500355B2 (en) 2012-05-04 2016-11-22 GE Lighting Solutions, LLC Lamp with light emitting elements surrounding active cooling device

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3639751A (en) * 1970-04-10 1972-02-01 Pichel Ind Inc Thermally dissipative enclosure for portable high-intensity illuminating device
US4164783A (en) * 1978-05-01 1979-08-14 Mcgraw-Edison Company Sport light and ballast module
US4232359A (en) * 1979-04-09 1980-11-04 Berkey-Colortran, Inc. Spotlight or other illuminator
EP0341633A2 (en) * 1988-05-13 1989-11-15 Silt S.R.L. An illumination device provided with a heat radiating lamp carrier
DE3916443A1 (en) * 1989-01-31 1990-08-02 Vollmann Gmbh & Co Kg Otto Plug-in socket made in one-piece with reflector - made of pref. polyphenylene sulphide, for halogen lamp
US4985815A (en) * 1989-11-29 1991-01-15 Pioneer Electronic Corporation Light reflector
EP0435318A1 (en) * 1989-12-29 1991-07-03 Toshiba Lighting & Technology Corporation Luminaire provided with a reflector made of synthetic resin

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5268613A (en) 1991-07-02 1993-12-07 Gregory Esakoff Incandescent illumination system

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3639751A (en) * 1970-04-10 1972-02-01 Pichel Ind Inc Thermally dissipative enclosure for portable high-intensity illuminating device
US4164783A (en) * 1978-05-01 1979-08-14 Mcgraw-Edison Company Sport light and ballast module
US4232359A (en) * 1979-04-09 1980-11-04 Berkey-Colortran, Inc. Spotlight or other illuminator
EP0341633A2 (en) * 1988-05-13 1989-11-15 Silt S.R.L. An illumination device provided with a heat radiating lamp carrier
DE3916443A1 (en) * 1989-01-31 1990-08-02 Vollmann Gmbh & Co Kg Otto Plug-in socket made in one-piece with reflector - made of pref. polyphenylene sulphide, for halogen lamp
US4985815A (en) * 1989-11-29 1991-01-15 Pioneer Electronic Corporation Light reflector
EP0435318A1 (en) * 1989-12-29 1991-07-03 Toshiba Lighting & Technology Corporation Luminaire provided with a reflector made of synthetic resin

Also Published As

Publication number Publication date
EP0751339A2 (en) 1997-01-02

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