WO2005111715A3 - Cooling for light emitting diode - Google Patents

Cooling for light emitting diode Download PDF

Info

Publication number
WO2005111715A3
WO2005111715A3 PCT/US2005/016018 US2005016018W WO2005111715A3 WO 2005111715 A3 WO2005111715 A3 WO 2005111715A3 US 2005016018 W US2005016018 W US 2005016018W WO 2005111715 A3 WO2005111715 A3 WO 2005111715A3
Authority
WO
WIPO (PCT)
Prior art keywords
light emitting
emitting diode
cooling
led
apparatus comprises
Prior art date
Application number
PCT/US2005/016018
Other languages
French (fr)
Other versions
WO2005111715A2 (en
Inventor
T Scott Engle
David E Slobodin
Original Assignee
Infocus Corp
T Scott Engle
David E Slobodin
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 Infocus Corp, T Scott Engle, David E Slobodin filed Critical Infocus Corp
Priority to EP05742672A priority Critical patent/EP1745330A2/en
Priority to JP2007513240A priority patent/JP4365436B2/en
Publication of WO2005111715A2 publication Critical patent/WO2005111715A2/en
Publication of WO2005111715A3 publication Critical patent/WO2005111715A3/en

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/16—Cooling; Preventing overheating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
    • F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
    • F28D15/0275—Arrangements for coupling heat-pipes together or with other structures, e.g. with base blocks; Heat pipe cores
    • 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
    • F21V29/51—Cooling arrangements using condensation or evaporation of a fluid, e.g. heat pipes
    • 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
    • F21V29/56—Cooling arrangements using liquid coolants
    • 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
    • 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
    • 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]

Abstract

A projection apparatus comprises a Light Emitting Diode (LED) and a cooling arrangement is described herein.
PCT/US2005/016018 2004-05-11 2005-05-06 Cooling for light emitting diode WO2005111715A2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP05742672A EP1745330A2 (en) 2004-05-11 2005-05-06 Cooling for light emitting diode
JP2007513240A JP4365436B2 (en) 2004-05-11 2005-05-06 Projector with cooling function of light emitting diode

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/843,829 US7252385B2 (en) 2004-05-11 2004-05-11 Projection LED cooling
US10/843,829 2004-05-11

Publications (2)

Publication Number Publication Date
WO2005111715A2 WO2005111715A2 (en) 2005-11-24
WO2005111715A3 true WO2005111715A3 (en) 2005-12-22

Family

ID=34967966

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2005/016018 WO2005111715A2 (en) 2004-05-11 2005-05-06 Cooling for light emitting diode

Country Status (6)

Country Link
US (2) US7252385B2 (en)
EP (1) EP1745330A2 (en)
JP (1) JP4365436B2 (en)
CN (3) CN101852976B (en)
DE (1) DE202005007407U1 (en)
WO (1) WO2005111715A2 (en)

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WO2005111715A2 (en) 2005-11-24
CN101852976A (en) 2010-10-06
CN2872591Y (en) 2007-02-21
JP2007537490A (en) 2007-12-20
CN101852976B (en) 2013-01-09
US20050254013A1 (en) 2005-11-17
US7553028B2 (en) 2009-06-30
US7252385B2 (en) 2007-08-07
EP1745330A2 (en) 2007-01-24
CN1957296A (en) 2007-05-02
DE202005007407U1 (en) 2005-11-10
JP4365436B2 (en) 2009-11-18
US20080007696A1 (en) 2008-01-10
CN100592196C (en) 2010-02-24

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