EP 2778509 B1 20170322 - FIREPROOF LED LIGHTING
Title (en)
FIREPROOF LED LIGHTING
Title (de)
FEUERFESTE LED-BELEUCHTUNG
Title (fr)
ÉCLAIRAGES À DIODES ÉLECTROLUMINESCENTES IGNIFUGES
Publication
Application
Priority
- CN 201120413448 U 20111026
- CN 2012083610 W 20121026
Abstract (en)
[origin: EP2778509A1] A fireproof LED lamp is provided by the present invention, including a LED circuit board (1), a LED lens (2) and a lamp ring (3) provided with a side wall, wherein the LED circuit board (1) is provided with a LED light (4), the LED circuit board (1), LED light (4) and LED lens (2) are placed in the lamp ring (3), a radiator (5) is provided behind the LED circuit board (1), and a fireproof expansion unit (6) made of a fireproof expansion material is provided on the front and/or on the side of the LED circuit board (1). In case of fire, the fireproof expansion unit will expands to cover the surface of the LED circuit board (1) and gaps around the LED circuit board to prevent the LED circuit board (1) being burnt, and to prevent a flame go out of the gaps of the lamp to effectively prevent the spread of fire.
IPC 8 full level
F21V 25/12 (2006.01); F21S 8/02 (2006.01); F21V 15/00 (2015.01); F21V 17/16 (2006.01); F21V 25/00 (2006.01); F21V 29/507 (2015.01)
CPC (source: EP US)
F21S 8/026 (2013.01 - EP); F21V 15/00 (2013.01 - EP); F21V 25/12 (2013.01 - EP); F21V 25/125 (2013.01 - EP US); F21V 29/507 (2015.01 - EP); F21V 29/773 (2015.01 - EP); F21V 17/164 (2013.01 - EP); F21Y 2105/10 (2016.07 - EP US); F21Y 2115/10 (2016.07 - EP US)
Citation (examination)
GB 2459538 A 20091104 - PHOTONSTAR LED LTD [GB]
Designated contracting state (EPC)
AL 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 RS SE SI SK SM TR
DOCDB simple family (publication)
EP 2778509 A1 20140917; EP 2778509 A4 20150422; EP 2778509 B1 20170322; CN 202284754 U 20120627; WO 2013060291 A1 20130502
DOCDB simple family (application)
EP 12844489 A 20121026; CN 201120413448 U 20111026; CN 2012083610 W 20121026