EP 2150093 A2 20100203 - LED lamp and method for operating the same
Title (en)
LED lamp and method for operating the same
Title (de)
LED-Lampe und Betriebsverfahren dafür
Title (fr)
Lampe DEL et son procédé de fonctionnement
Publication
Application
Priority
- EP 08425529 A 20080730
- EP 09009400 A 20090720
Abstract (en)
There is described a light lamp which can be supplied at mains voltage and a method for its operation, wherein the lamp includes at least one LED and at least one PTC thermistor connected in series to the supply line of the LED. The dissipation of heat generated into the lamp is provided to keep the PTC thermistor at a predetermined substantially constant operating temperature.
IPC 8 full level
H05B 33/08 (2006.01); H05B 44/00 (2022.01)
CPC (source: EP US)
F21K 9/232 (2016.07 - EP US); F21V 25/00 (2013.01 - EP); F21V 29/74 (2015.01 - EP US); H05B 45/00 (2020.01 - EP US); H05B 45/56 (2020.01 - EP US); F21V 29/89 (2015.01 - EP); F21Y 2115/10 (2016.07 - EP US)
Citation (applicant)
- EP 1526759 A2 20050427 - IMMOBILIARE EDER S R L [IT]
- EP 0891120 A2 19990113 - REITTER & SCHEFENACKER GMBH [DE]
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR
Designated extension state (EPC)
AL BA RS
DOCDB simple family (publication)
DOCDB simple family (application)
EP 09009400 A 20090720