CA2582044A1 - Source lumineuse a dispositif de transfert de chaleur - Google Patents

Source lumineuse a dispositif de transfert de chaleur Download PDF

Info

Publication number
CA2582044A1
CA2582044A1 CA002582044A CA2582044A CA2582044A1 CA 2582044 A1 CA2582044 A1 CA 2582044A1 CA 002582044 A CA002582044 A CA 002582044A CA 2582044 A CA2582044 A CA 2582044A CA 2582044 A1 CA2582044 A1 CA 2582044A1
Authority
CA
Canada
Prior art keywords
heat
heat conductor
recited
light
light head
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.)
Abandoned
Application number
CA002582044A
Other languages
English (en)
Inventor
Long Bao Zhang
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.)
A L Lightech Inc
Original Assignee
A.L. Lightech, Inc.
Long Bao Zhang
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
Priority claimed from US10/633,051 external-priority patent/US6880956B2/en
Application filed by A.L. Lightech, Inc., Long Bao Zhang filed Critical A.L. Lightech, Inc.
Publication of CA2582044A1 publication Critical patent/CA2582044A1/fr
Abandoned legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20—Light sources comprising attachment means
    • F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
    • F21S45/40—Cooling of lighting devices
    • F21S45/47—Passive cooling, e.g. using fins, thermal conductive elements or openings
    • 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
    • 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
    • F21Y2107/00—Light sources with three-dimensionally disposed light-generating elements
    • F21Y2107/30—Light sources with three-dimensionally disposed light-generating elements on the outer surface of cylindrical surfaces, e.g. rod-shaped supports having a circular or a polygonal cross section
    • 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)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
CA002582044A 2003-07-31 2003-10-02 Source lumineuse a dispositif de transfert de chaleur Abandoned CA2582044A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/633,051 US6880956B2 (en) 2003-07-31 2003-07-31 Light source with heat transfer arrangement
US10/633,051 2003-07-31
CA002478802A CA2478802C (fr) 2003-07-31 2003-10-02 Source lumineuse a dispositif de transfert de chaleur

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA002478802A Division CA2478802C (fr) 2003-07-31 2003-10-02 Source lumineuse a dispositif de transfert de chaleur

Publications (1)

Publication Number Publication Date
CA2582044A1 true CA2582044A1 (fr) 2005-01-31

Family

ID=38121250

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002582044A Abandoned CA2582044A1 (fr) 2003-07-31 2003-10-02 Source lumineuse a dispositif de transfert de chaleur

Country Status (1)

Country Link
CA (1) CA2582044A1 (fr)

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Dead

Effective date: 20160408