EP2604912A4 - Lighting fixture - Google Patents

Lighting fixture

Info

Publication number
EP2604912A4
EP2604912A4 EP11816312.0A EP11816312A EP2604912A4 EP 2604912 A4 EP2604912 A4 EP 2604912A4 EP 11816312 A EP11816312 A EP 11816312A EP 2604912 A4 EP2604912 A4 EP 2604912A4
Authority
EP
European Patent Office
Prior art keywords
lighting fixture
fixture
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.)
Withdrawn
Application number
EP11816312.0A
Other languages
German (de)
French (fr)
Other versions
EP2604912A1 (en
Inventor
Yutaka Honda
Takayoshi Moriyama
Kozo Ogawa
Kazunari Higuchi
Shigetoshi Komiyama
Shinichi Kumashiro
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.)
Toshiba Lighting and Technology Corp
Original Assignee
Toshiba Lighting and Technology Corp
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 Toshiba Lighting and Technology Corp filed Critical Toshiba Lighting and Technology Corp
Publication of EP2604912A1 publication Critical patent/EP2604912A1/en
Publication of EP2604912A4 publication Critical patent/EP2604912A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/02—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
    • 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
    • F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
    • F21V29/505—Cooling arrangements characterised by the adaptation for cooling of specific components of reflectors
    • 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
    • F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
    • F21V29/507—Cooling arrangements characterised by the adaptation for cooling of specific components of means for protecting lighting devices from damage, e.g. housings
    • 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
    • F21V29/60—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
    • F21V29/63—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air using electrically-powered vibrating means; using ionic wind
    • 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
    • F21V29/77—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section
    • F21V29/773—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-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
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
    • F21V7/09—Optical design with a combination of different curvatures
    • 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
    • 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
    • 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
    • F21V7/10—Construction
    • 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
    • F21Y2105/00—Planar light sources
    • F21Y2105/10—Planar light sources comprising a two-dimensional array of point-like light-generating elements
    • 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
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]
EP11816312.0A 2010-08-09 2011-07-27 Lighting fixture Withdrawn EP2604912A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010178844 2010-08-09
PCT/JP2011/067144 WO2012020646A1 (en) 2010-08-09 2011-07-27 Lighting fixture

Publications (2)

Publication Number Publication Date
EP2604912A1 EP2604912A1 (en) 2013-06-19
EP2604912A4 true EP2604912A4 (en) 2014-01-01

Family

ID=45567615

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11816312.0A Withdrawn EP2604912A4 (en) 2010-08-09 2011-07-27 Lighting fixture

Country Status (3)

Country Link
EP (1) EP2604912A4 (en)
JP (1) JPWO2012020646A1 (en)
WO (1) WO2012020646A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5717468B2 (en) * 2011-03-01 2015-05-13 三菱電機株式会社 lighting equipment
JP5920008B2 (en) * 2012-05-16 2016-05-18 東芝ライテック株式会社 Lighting device
ES2933903T3 (en) * 2013-04-25 2023-02-14 Signify Holding Bv A light emitting diode module

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7534050U (en) * 1975-10-27 1976-08-26 Erco Leuchten Gmbh, 5880 Luedenscheid RECESSED LUMINAIRE, ESPECIALLY RECESSED CEILING LIGHT
EP2128519A2 (en) * 2008-05-30 2009-12-02 Toshiba Lighting & Technology Corporation Lighting apparatus and substrate having plurality of light-emitting elements mounted thereon and incorporated in this lighting apparatus
EP2163809A2 (en) * 2008-09-16 2010-03-17 Toshiba Lighting & Technology Corporation Light source unit and lighting apparatus having light-emitting diodes for light source
JP2010161026A (en) * 2009-01-09 2010-07-22 Toshiba Lighting & Technology Corp Illumination device

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003132718A (en) * 2001-10-26 2003-05-09 Matsushita Electric Works Ltd Illumination fixture
JP4466354B2 (en) 2004-12-15 2010-05-26 パナソニック電工株式会社 lighting equipment
JP5019760B2 (en) * 2005-02-21 2012-09-05 株式会社日立メディコ Integrated X-ray generator
JP4726872B2 (en) * 2006-09-27 2011-07-20 シーシーエス株式会社 Reflective lighting device
JP4798504B2 (en) 2007-01-31 2011-10-19 東芝ライテック株式会社 lighting equipment
CN101463986B (en) * 2007-12-21 2011-01-05 富士迈半导体精密工业（上海）有限公司 LED lamp
JP5198165B2 (en) * 2008-06-24 2013-05-15 出光興産株式会社 Enclosure for lighting device and lighting device including the same

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7534050U (en) * 1975-10-27 1976-08-26 Erco Leuchten Gmbh, 5880 Luedenscheid RECESSED LUMINAIRE, ESPECIALLY RECESSED CEILING LIGHT
EP2128519A2 (en) * 2008-05-30 2009-12-02 Toshiba Lighting & Technology Corporation Lighting apparatus and substrate having plurality of light-emitting elements mounted thereon and incorporated in this lighting apparatus
EP2163809A2 (en) * 2008-09-16 2010-03-17 Toshiba Lighting & Technology Corporation Light source unit and lighting apparatus having light-emitting diodes for light source
JP2010161026A (en) * 2009-01-09 2010-07-22 Toshiba Lighting & Technology Corp Illumination device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2012020646A1 *

Also Published As

Publication number Publication date
EP2604912A1 (en) 2013-06-19
JPWO2012020646A1 (en) 2013-10-28
WO2012020646A1 (en) 2012-02-16

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