ATE514032T1 - Lichtquelleneinheit und beleuchtungsvorrichtung mit leuchtdioden als lichtquelle - Google Patents

Lichtquelleneinheit und beleuchtungsvorrichtung mit leuchtdioden als lichtquelle

Info

Publication number
ATE514032T1
ATE514032T1 AT09011772T AT09011772T ATE514032T1 AT E514032 T1 ATE514032 T1 AT E514032T1 AT 09011772 T AT09011772 T AT 09011772T AT 09011772 T AT09011772 T AT 09011772T AT E514032 T1 ATE514032 T1 AT E514032T1
Authority
AT
Austria
Prior art keywords
light
light source
lighting device
diodes
thermal radiation
Prior art date
Application number
AT09011772T
Other languages
English (en)
Inventor
Kazunari Higuchi
Sumio Hashimoto
Takayoshi Moriyama
Shinichi Kumashiro
Original Assignee
Toshiba Lighting & Technology
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 & Technology filed Critical Toshiba Lighting & Technology
Application granted granted Critical
Publication of ATE514032T1 publication Critical patent/ATE514032T1/de

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
    • F21V29/70—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
    • F21V29/85—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
    • F21V29/86—Ceramics or glass
    • 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
    • F21V29/85—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
    • F21V29/89—Metals
    • 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]

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
AT09011772T 2008-09-16 2009-09-15 Lichtquelleneinheit und beleuchtungsvorrichtung mit leuchtdioden als lichtquelle ATE514032T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008236242 2008-09-16

Publications (1)

Publication Number Publication Date
ATE514032T1 true ATE514032T1 (de) 2011-07-15

Family

ID=41426881

Family Applications (1)

Application Number Title Priority Date Filing Date
AT09011772T ATE514032T1 (de) 2008-09-16 2009-09-15 Lichtquelleneinheit und beleuchtungsvorrichtung mit leuchtdioden als lichtquelle

Country Status (5)

Country Link
US (1) US8128263B2 (de)
EP (1) EP2163809B1 (de)
JP (1) JP2010097939A (de)
CN (1) CN101709857B (de)
AT (1) ATE514032T1 (de)

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Also Published As

Publication number Publication date
EP2163809B1 (de) 2011-06-22
CN101709857A (zh) 2010-05-19
CN101709857B (zh) 2012-01-25
EP2163809A2 (de) 2010-03-17
US20100067226A1 (en) 2010-03-18
EP2163809A3 (de) 2010-04-28
US8128263B2 (en) 2012-03-06
JP2010097939A (ja) 2010-04-30

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