FR2922077B1 - PORTABLE ELECTROLUMINESCENT DIODE ELECTRICAL LAMP, TEMPERATURE PROTECTED BY VARIABLE THERMAL COEFFICIENT RESISTANCE - Google Patents

PORTABLE ELECTROLUMINESCENT DIODE ELECTRICAL LAMP, TEMPERATURE PROTECTED BY VARIABLE THERMAL COEFFICIENT RESISTANCE

Info

Publication number
FR2922077B1
FR2922077B1 FR0707082A FR0707082A FR2922077B1 FR 2922077 B1 FR2922077 B1 FR 2922077B1 FR 0707082 A FR0707082 A FR 0707082A FR 0707082 A FR0707082 A FR 0707082A FR 2922077 B1 FR2922077 B1 FR 2922077B1
Authority
FR
France
Prior art keywords
thermal coefficient
electroluminescent diode
variable thermal
electrical lamp
coefficient resistance
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
FR0707082A
Other languages
French (fr)
Other versions
FR2922077A1 (en
Inventor
Frederic Piu
Paul Petzl
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.)
Zedel SAS
Original Assignee
Zedel 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 Zedel SAS filed Critical Zedel SAS
Priority to FR0707082A priority Critical patent/FR2922077B1/en
Publication of FR2922077A1 publication Critical patent/FR2922077A1/en
Application granted granted Critical
Publication of FR2922077B1 publication Critical patent/FR2922077B1/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • H05B45/56—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits involving measures to prevent abnormal temperature of the LEDs
FR0707082A 2007-10-09 2007-10-09 PORTABLE ELECTROLUMINESCENT DIODE ELECTRICAL LAMP, TEMPERATURE PROTECTED BY VARIABLE THERMAL COEFFICIENT RESISTANCE Expired - Fee Related FR2922077B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0707082A FR2922077B1 (en) 2007-10-09 2007-10-09 PORTABLE ELECTROLUMINESCENT DIODE ELECTRICAL LAMP, TEMPERATURE PROTECTED BY VARIABLE THERMAL COEFFICIENT RESISTANCE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0707082A FR2922077B1 (en) 2007-10-09 2007-10-09 PORTABLE ELECTROLUMINESCENT DIODE ELECTRICAL LAMP, TEMPERATURE PROTECTED BY VARIABLE THERMAL COEFFICIENT RESISTANCE

Publications (2)

Publication Number Publication Date
FR2922077A1 FR2922077A1 (en) 2009-04-10
FR2922077B1 true FR2922077B1 (en) 2011-04-01

Family

ID=39473585

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0707082A Expired - Fee Related FR2922077B1 (en) 2007-10-09 2007-10-09 PORTABLE ELECTROLUMINESCENT DIODE ELECTRICAL LAMP, TEMPERATURE PROTECTED BY VARIABLE THERMAL COEFFICIENT RESISTANCE

Country Status (1)

Country Link
FR (1) FR2922077B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009003632B4 (en) * 2009-03-17 2013-05-16 Lear Corporation Gmbh Method and circuit arrangement for controlling a load
DE102011055594A1 (en) * 2011-11-22 2013-05-23 Hella Kgaa Hueck & Co. Luminaire, in particular LED headlights, for a motor vehicle. Control unit for the luminaire and arrangement of the luminaire and the control unit

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3449898B2 (en) * 1997-10-16 2003-09-22 富士通株式会社 Light emitting element drive circuit
JP2004330819A (en) * 2003-05-01 2004-11-25 Koito Mfg Co Ltd Lighting fixture for vehicle

Also Published As

Publication number Publication date
FR2922077A1 (en) 2009-04-10

Similar Documents

Publication Publication Date Title
DE602007005054D1 (en) High power LED lamp with increased heat dissipation
DE502007003871D1 (en) Busbar with heat dissipation
HK1142855A1 (en) Lighting assembly having a heat dissipating housing
TWI369009B (en) Light-emitting chip device with high thermal conductivity
HK1107839A1 (en) Light-emitting diode illuminating equipment with high power and high heat dissipation efficiency
EP2010818A4 (en) Light emitting diode lighting package with improved heat sink
DE602008001919D1 (en) High temperature component with thermal barrier coating
DE602007014168D1 (en) Solid state power controller with lightning protection
EP2203030A4 (en) Organic el light emitting element
FI20070496A0 (en) Light-emitting diode
DE112006004128A5 (en) Power semiconductor module with explosion protection
DE112012001414T8 (en) Organic electroluminescent element, lighting fixture and food storage device
EP2228591A4 (en) Embedded type lamp with heat radiating device
WO2016105123A3 (en) Organic compound and organic electroluminescent device comprising same
EP2294641A4 (en) Organic light-emitting diode luminaires
DE502007001961D1 (en) Hand tool with a heat sink
GB2439745B (en) Street light with heat dissipating device
FR2922077B1 (en) PORTABLE ELECTROLUMINESCENT DIODE ELECTRICAL LAMP, TEMPERATURE PROTECTED BY VARIABLE THERMAL COEFFICIENT RESISTANCE
FR2882132B3 (en) RADIATOR WITH ELECTRICAL HEATING
EP2304823A4 (en) Organic light-emitting diode luminaires
TWI349083B (en) Led lamp with a heat sink
EP2172702A4 (en) A light-emitting diode lighting device
FR2936678B1 (en) ELECTROLUMINESCENT DIODE LAMP
TWI373152B (en) Light emitting diode lamp with low thermal resistance
GB0908328D0 (en) Light-emitting diode module with heat dissipating structure and lamp with light-emitting diode module

Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20130628