FR2990590B1 - ELECTRIC BULB, WITH LIGHT-EMITTING DIODES, IN PARTICULAR OF HEADLAMP OF A MOTOR VEHICLE - Google Patents

ELECTRIC BULB, WITH LIGHT-EMITTING DIODES, IN PARTICULAR OF HEADLAMP OF A MOTOR VEHICLE

Info

Publication number
FR2990590B1
FR2990590B1 FR1201350A FR1201350A FR2990590B1 FR 2990590 B1 FR2990590 B1 FR 2990590B1 FR 1201350 A FR1201350 A FR 1201350A FR 1201350 A FR1201350 A FR 1201350A FR 2990590 B1 FR2990590 B1 FR 2990590B1
Authority
FR
France
Prior art keywords
headlamp
light
motor vehicle
emitting diodes
electric bulb
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.)
Expired - Fee Related
Application number
FR1201350A
Other languages
French (fr)
Other versions
FR2990590A1 (en
Inventor
Sylvain Duclos
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR1201350A priority Critical patent/FR2990590B1/en
Publication of FR2990590A1 publication Critical patent/FR2990590A1/en
Application granted granted Critical
Publication of FR2990590B1 publication Critical patent/FR2990590B1/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F21V29/83—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
    • 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
    • F21K9/232—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 specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
    • 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]
    • 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
    • F21S41/19—Attachment of light sources or lamp holders
    • F21S41/192—Details of lamp holders, terminals or connectors
    • 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
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
    • F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles
    • F21W2107/13—Use or application of lighting devices on or in particular types of vehicles for land vehicles for cycles
    • F21W2107/17—Use or application of lighting devices on or in particular types of vehicles for land vehicles for cycles for motorcycles
    • 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
    • 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)
FR1201350A 2012-05-10 2012-05-10 ELECTRIC BULB, WITH LIGHT-EMITTING DIODES, IN PARTICULAR OF HEADLAMP OF A MOTOR VEHICLE Expired - Fee Related FR2990590B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1201350A FR2990590B1 (en) 2012-05-10 2012-05-10 ELECTRIC BULB, WITH LIGHT-EMITTING DIODES, IN PARTICULAR OF HEADLAMP OF A MOTOR VEHICLE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1201350A FR2990590B1 (en) 2012-05-10 2012-05-10 ELECTRIC BULB, WITH LIGHT-EMITTING DIODES, IN PARTICULAR OF HEADLAMP OF A MOTOR VEHICLE

Publications (2)

Publication Number Publication Date
FR2990590A1 FR2990590A1 (en) 2013-11-15
FR2990590B1 true FR2990590B1 (en) 2017-08-04

Family

ID=46420312

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1201350A Expired - Fee Related FR2990590B1 (en) 2012-05-10 2012-05-10 ELECTRIC BULB, WITH LIGHT-EMITTING DIODES, IN PARTICULAR OF HEADLAMP OF A MOTOR VEHICLE

Country Status (1)

Country Link
FR (1) FR2990590B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107054201A (en) * 2017-06-14 2017-08-18 广州正澳电子科技有限公司 A kind of drive circuit of pair of light LED car headlight fan

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6827469B2 (en) * 2003-02-03 2004-12-07 Osram Sylvania Inc. Solid-state automotive lamp
JP4335621B2 (en) * 2003-04-25 2009-09-30 スタンレー電気株式会社 Vehicle lighting
DE102007040444B8 (en) * 2007-08-28 2013-10-17 Osram Gmbh Led lamp
WO2009037053A1 (en) * 2007-09-19 2009-03-26 Osram Gesellschaft mit beschränkter Haftung Headlamp and its use

Also Published As

Publication number Publication date
FR2990590A1 (en) 2013-11-15

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