Global Patent Index - EP 2150093 A2

EP 2150093 A2 2010-02-03 - 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

EP 2150093 A2 (EN)

Application

EP 09009400 A

Priority

  • EP 08425529 A
  • EP 09009400 A

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 (invention and additional information)

H05B 33/08 (2006.01)

CPC (invention and additional information)

H05B 33/0887 (2013.01); F21K 9/232 (2016.08); F21V 25/00 (2013.01); F21V 29/74 (2013.01); H05B 33/0803 (2013.01); F21V 29/89 (2013.01); F21Y 2115/10 (2016.08)

Citation (applicant)

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

EPO simple patent family

EP 2150093 A2 20100203; EP 2150093 A3 20120418

INPADOC legal status


2012-08-08 [18D] APPLICATION DEEMED TO BE WITHDRAWN

- Effective date: 20120201

2012-04-18 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A3

- Designated State(s): 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

2012-04-18 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO:

- Countries: AL BA RS

2012-04-18 [RIC1] CLASSIFICATION (CORRECTION)

- IPC: H05B 33/08 20060101AFI20120312BHEP

2010-02-03 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A2

- Designated State(s): 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

2010-02-03 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO:

- Countries: AL BA RS