EP2503223A3 - Lighting and/or signalling device including a heating element with a heat sink - Google Patents

Lighting and/or signalling device including a heating element with a heat sink Download PDF

Info

Publication number
EP2503223A3
EP2503223A3 EP12160489.6A EP12160489A EP2503223A3 EP 2503223 A3 EP2503223 A3 EP 2503223A3 EP 12160489 A EP12160489 A EP 12160489A EP 2503223 A3 EP2503223 A3 EP 2503223A3
Authority
EP
European Patent Office
Prior art keywords
lighting
heat sink
heating element
device including
signalling device
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Withdrawn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
EP12160489.6A
Other languages
German (de)
French (fr)
Other versions
EP2503223A2 (en
Inventor
Christine Roucoules
Bruno Capizzano
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.)
Valeo Vision SAS
Original Assignee
Valeo Vision SAS
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 Valeo Vision SAS filed Critical Valeo Vision SAS
Publication of EP2503223A2 publication Critical patent/EP2503223A2/en
Publication of EP2503223A3 publication Critical patent/EP2503223A3/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Withdrawn legal-status Critical Current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
    • F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
    • F21S45/60—Heating of lighting devices, e.g. for demisting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
    • F21S41/141—Light emitting diodes [LED]
    • F21S41/143—Light emitting diodes [LED] the main emission direction of the LED being parallel to the optical axis of the illuminating device
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
    • F21S43/13—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source characterised by the type of light source
    • F21S43/14—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)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

L'invention concerne un dispositif d'éclairage et/ou de signalisation 1 comprenant un volume 10 délimité par au moins un support 2 et une paroi 7, le volume 10 reçoit au moins une source de lumière 3 et un dispositif de chauffage 13 comprenant une source de calories 14, la paroi 7 étant agencée pour autoriser le passage à son travers de rayons lumineux 11 en provenance de la source de lumière 3, caractérisé en ce que le dispositif de chauffage 13 comprend un dissipateur thermique 4 solidaire de la source de calories 14.The invention relates to a lighting and / or signaling device 1 comprising a volume 10 delimited by at least one support 2 and a wall 7, the volume 10 receiving at least one light source 3 and a heating device 13 comprising a calorie source 14, the wall 7 being arranged to allow passage through its light rays 11 from the light source 3, characterized in that the heating device 13 comprises a heat sink 4 integral with the source of calories 14.

Application aux véhicules automobiles.

Figure imgaf001
Application to motor vehicles.
Figure imgaf001
EP12160489.6A 2011-03-25 2012-03-21 Lighting and/or signalling device including a heating element with a heat sink Withdrawn EP2503223A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1152520A FR2973099B1 (en) 2011-03-25 2011-03-25 LIGHTING AND / OR SIGNALING DEVICE COMPRISING A HEATING ELEMENT WITH A DISSIPATOR

Publications (2)

Publication Number Publication Date
EP2503223A2 EP2503223A2 (en) 2012-09-26
EP2503223A3 true EP2503223A3 (en) 2014-05-07

Family

ID=45833227

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12160489.6A Withdrawn EP2503223A3 (en) 2011-03-25 2012-03-21 Lighting and/or signalling device including a heating element with a heat sink

Country Status (2)

Country Link
EP (1) EP2503223A3 (en)
FR (1) FR2973099B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160109088A1 (en) * 2014-10-16 2016-04-21 Valeo Lighting Systems North America, Llc Thermally conductive plastic heat sink used to conduct heat in automotive lighting

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10346270A1 (en) * 2002-12-20 2004-07-08 Zizala Lichtsysteme Gmbh Vehicle headlamp with heating has heating device(s) in headlamp housing with positive temperature coefficient heating element(s); heating device is essentially transparent film on cover panel
DE10331835A1 (en) * 2003-07-14 2005-02-03 Volkswagen Ag Light for vehicle with dewing protection has design panel in region between optical arrangement and lower edge of light outlet opening that also forms electrical resistance heater
EP1718127A1 (en) * 2005-04-28 2006-11-02 Illinois Tool Works Inc. Vehicle light heater
EP2014972A1 (en) * 2007-07-13 2009-01-14 Valeo Vision Device for treating moisture inside the headlight of an automobile, and headlight equipped with such a device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10346270A1 (en) * 2002-12-20 2004-07-08 Zizala Lichtsysteme Gmbh Vehicle headlamp with heating has heating device(s) in headlamp housing with positive temperature coefficient heating element(s); heating device is essentially transparent film on cover panel
DE10331835A1 (en) * 2003-07-14 2005-02-03 Volkswagen Ag Light for vehicle with dewing protection has design panel in region between optical arrangement and lower edge of light outlet opening that also forms electrical resistance heater
EP1718127A1 (en) * 2005-04-28 2006-11-02 Illinois Tool Works Inc. Vehicle light heater
EP2014972A1 (en) * 2007-07-13 2009-01-14 Valeo Vision Device for treating moisture inside the headlight of an automobile, and headlight equipped with such a device

Also Published As

Publication number Publication date
EP2503223A2 (en) 2012-09-26
FR2973099B1 (en) 2018-04-27
FR2973099A1 (en) 2012-09-28

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