ATE553334T1 - Scheinwerfer für ein kraftfahrzeug - Google Patents

Scheinwerfer für ein kraftfahrzeug

Info

Publication number
ATE553334T1
ATE553334T1 AT05740258T AT05740258T ATE553334T1 AT E553334 T1 ATE553334 T1 AT E553334T1 AT 05740258 T AT05740258 T AT 05740258T AT 05740258 T AT05740258 T AT 05740258T AT E553334 T1 ATE553334 T1 AT E553334T1
Authority
AT
Austria
Prior art keywords
headlight
air flow
heat
conducting means
cooling element
Prior art date
Application number
AT05740258T
Other languages
English (en)
Inventor
Guido Buthe
Matthias Kalwa
Ulrich Koehler
Erik Woldt
Karsten Eichhorn
Sascha Dr Nolte
Winfried Sprenger
Original Assignee
Hella Kgaa Hueck & Co
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 Hella Kgaa Hueck & Co filed Critical Hella Kgaa Hueck & Co
Application granted granted Critical
Publication of ATE553334T1 publication Critical patent/ATE553334T1/de

Links

Classifications

    • 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
    • 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
    • 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]
    • F21S41/151—Light emitting diodes [LED] arranged in one or more lines
    • 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
    • F21S45/30—Ventilation or drainage of lighting devices
    • F21S45/33—Ventilation or drainage of lighting devices specially adapted for headlamps
    • 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
    • F21S45/42—Forced cooling
    • F21S45/43—Forced cooling using gas
    • 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
    • F21V29/67—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans
    • 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
    • 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
    • F21V29/76—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
    • 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
    • F21V29/76—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
    • F21V29/763—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-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
    • 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
    • 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
    • F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
    • 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
    • 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)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
AT05740258T 2004-05-25 2005-05-12 Scheinwerfer für ein kraftfahrzeug ATE553334T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004025623A DE102004025623A1 (de) 2004-05-25 2004-05-25 Scheinwerfer für ein Kraftfahrzeug
PCT/EP2005/052157 WO2005116520A1 (de) 2004-05-25 2005-05-12 Scheinwerfer für ein kraftfahrzeuge

Publications (1)

Publication Number Publication Date
ATE553334T1 true ATE553334T1 (de) 2012-04-15

Family

ID=34967263

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05740258T ATE553334T1 (de) 2004-05-25 2005-05-12 Scheinwerfer für ein kraftfahrzeug

Country Status (4)

Country Link
EP (1) EP1749170B1 (de)
AT (1) ATE553334T1 (de)
DE (1) DE102004025623A1 (de)
WO (1) WO2005116520A1 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005051248B4 (de) * 2005-10-26 2008-06-26 Audi Ag Lichteinheit, insbesondere für ein Kraftfahrzeug
DE102005060736B4 (de) * 2005-12-16 2008-11-20 Odelo Gmbh Scheinwerfer mit Kondensatabscheider
DE102006001711B4 (de) * 2006-01-13 2008-10-30 Audi Ag Beleuchtungseinrichtung für ein Kraftfahrzeug
DE102006010977A1 (de) 2006-02-01 2007-12-06 Osram Opto Semiconductors Gmbh Kfz-Scheinwerfer
DE102006049299A1 (de) * 2006-10-19 2008-04-30 Hella Kgaa Hueck & Co. Beleuchtungsvorrichtung für Fahrzeuge
DE102006056271A1 (de) 2006-11-27 2008-05-29 Pintsch Bamag Antriebs- Und Verkehrstechnik Gmbh LED-Leuchte, insbesondere LED-Scheinwerfer und LED-Signallicht, LED-Anordnung für eine Leuchte wie insbesondere einen Scheinwerfer oder ein Signallicht sowie Heizung für eine LED-Leuchte
DE102006057232A1 (de) * 2006-12-05 2008-06-12 Volkswagen Ag Fahrzeugscheinwerfer
DE102006059904B4 (de) * 2006-12-19 2017-02-16 Hella Kgaa Hueck & Co. Fahrzeugleuchte
DE102007021206A1 (de) * 2007-05-05 2008-11-06 Hella Kgaa Hueck & Co. Kühlkörper
DE102007043961C5 (de) * 2007-09-14 2017-04-06 Automotive Lighting Reutlingen Gmbh Beleuchtungseinrichtung mit Halbleiterlichtquelle
JP4992111B2 (ja) 2007-09-20 2012-08-08 株式会社小糸製作所 車両用灯具
DE102007059061B4 (de) * 2007-12-07 2010-04-08 Norbert Wagner Leuchte mit mindestens einem Leuchtmittel
JP5248183B2 (ja) 2008-04-22 2013-07-31 株式会社小糸製作所 車両用灯具
JP5160992B2 (ja) 2008-07-24 2013-03-13 株式会社小糸製作所 車両用灯具
FR2938316B1 (fr) 2008-11-12 2013-09-13 Valeo Vision Sas Dissipateur de chaleur monobloc pour modules optiques d'un dispositif d'eclairage et/ou de signalisation de vehicule automobile
FR2939184B1 (fr) 2008-12-03 2010-12-31 Valeo Vision Sas Dispositif de refroidissement pour projecteur automobile, associant des organes de refroidissement relies entre eux par des caloduc
FR2940407B1 (fr) 2008-12-18 2013-11-22 Valeo Vision Sas Dispositif de refroidissement d'un module optique pour projecteur automobile
FR2965039B1 (fr) 2010-07-26 2016-04-15 Valeo Vision Module optique de dispositif d'eclairage et/ou de signalisation d'un vehicule automobile
WO2012013601A1 (fr) 2010-07-26 2012-02-02 Valeo Vision Module optique de dispositif d'eclairage et/ou de signalisation d'un vehicule automobile
CN103109131B (zh) 2010-07-26 2016-03-09 法雷奥照明公司 用于机动车辆的照明和/或信号装置的光学模块
DE102011008613B4 (de) * 2011-01-14 2016-10-20 Osram Gmbh Beleuchtungsvorrichtung
DE102011004746B4 (de) * 2011-02-25 2023-09-28 Osram Gmbh Halbleiter-Leuchtmodul und Fahrzeugleuchte
DE102011084114B4 (de) 2011-10-06 2014-11-06 Automotive Lighting Reutlingen Gmbh Kraftfahrzeugscheinwerfer
DE102011089945B4 (de) 2011-12-27 2017-12-21 Automotive Lighting Reutlingen Gmbh Kraftfahrzeugscheinwerfer
DE102012005874A1 (de) 2012-03-23 2013-06-20 Daimler Ag Vorrichtung zur Enttauung einer Beleuchtungseinheit und Beleuchtungseinheit mit einer solchen Vorrichtung
FR3008771B1 (fr) 2013-07-22 2018-02-02 Valeo Vision Dispositif d'eclairage et/ou de signalisation pour vehicule automobile
FR3025293B1 (fr) 2014-08-29 2021-02-19 Valeo Vision Organe de refroidissement pour systeme d’eclairage et/ou de signalisation
DE102016005936B4 (de) * 2016-05-14 2018-04-26 Audi Ag Beleuchtungsvorrichtung für ein Kraftfahrzeug, Kraftfahrzeug und Verfahren zum Kühlen einer Beleuchtungsvorrichtung für ein Kraftfahrzeug
FR3062460B1 (fr) * 2017-02-01 2020-11-13 Valeo Vision Module lumineux pour projecteur de vehicule
EP3822536A1 (de) 2019-11-14 2021-05-19 ZKW Group GmbH Scheinwerfer mit betauungsschutzvorrichtung

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2701756B1 (fr) * 1993-02-17 1995-05-19 Peugeot Bloc optique ventilé notamment pour véhicule automobile.
DE19932051A1 (de) * 1999-07-09 2001-01-11 Hella Kg Hueck & Co Fahrzeugleuchte
JP2002124123A (ja) * 2000-10-17 2002-04-26 Denso Corp 車両用前照灯
DE20115772U1 (de) * 2001-09-26 2002-03-07 Merlaku Kastriot Dauerlicht-Frontscheinwerfer für das Fahrzeug
DE10213680A1 (de) * 2002-03-27 2003-10-09 Hella Kg Hueck & Co Scheinwerfer für Fahrzeuge
DE10227720B4 (de) * 2002-06-21 2006-01-19 Audi Ag LED-Scheinwerfer für Kraftfahrzeuge
DE10251955A1 (de) * 2002-11-08 2004-05-19 Hella Kg Hueck & Co. Einbaumodul mit leistungsstarker LED, insbesondere für ein Kraftfahrzeug

Also Published As

Publication number Publication date
WO2005116520A1 (de) 2005-12-08
EP1749170A1 (de) 2007-02-07
DE102004025623A1 (de) 2005-12-15
EP1749170B1 (de) 2012-04-11

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