EP 4056888 A1 20220914 - IMPROVED DOWNLIGHT

Title (en)

IMPROVED DOWNLIGHT

Title (de)

VERBESSERTER DECKENSTRAHLER

Title (fr)

PLAFONNIER AMÉLIORÉ

Publication

EP 4056888 A1 20220914 (EN)

Application

EP 22167447 A 20161215

Priority

GB 201521756 A 20151210
EP 16825892 A 20161215
IB 2016057674 W 20161215

Abstract (en)

A downlight assembly comprising:-(i) a fire rated housing made from material with a melting point in excess of 900° C, said housing comprising a substantially tubular body having a front side and a rear side and at least one side wall and a rear end wall closing the rear of the housing;(ii) a solid state lighting element mounted in thermal contact with the rear end wall of the housing;characterised in that the downlight assembly is devoid of a separate conventional heat sink.The invention includes fire rated downlight assemblies of the construction described, as well as downlight assemblies incorporating small ventilation holes.

IPC 8 full level

F21S 8/02 (2006.01); F21V 5/04 (2006.01); F21V 7/04 (2006.01); F21V 21/04 (2006.01); F21V 23/00 (2015.01); F21V 29/502 (2015.01)

CPC (source: EP GB US)

F21S 8/026 (2013.01 - EP GB US); F21V 5/04 (2013.01 - EP US); F21V 7/041 (2013.01 - EP); F21V 21/047 (2013.01 - EP); F21V 23/006 (2013.01 - EP); F21V 29/502 (2015.01 - EP); F21Y 2105/10 (2016.07 - EP); F21Y 2115/10 (2016.07 - EP)

Citation (search report)

[XY] CA 2879629 A1 20150819 - DANESH MICHAEL D [US]
[Y] GB 2504133 A 20140122 - AURORA LTD [GB]
[Y] EP 2674671 A1 20131218 - PANASONIC CORP [JP]
[Y] US 2010259919 A1 20101014 - KHAZI MOHAMED ASLAM [US], et al
[A] CN 104565930 A 20150429 - DONGGUAN GAOYI ELECTRONIC TECHNOLOGIC CO LTD & GB 2533864 A 20160706 - WEN-HSIN CHAO [TW]
[A] GB 2509772 A 20140716 - KOSNIC UK 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)

GB 201521756 D0 20160127; GB 2545242 A 20170614; GB 2545242 B 20180801; AU 2016366819 A1 20180726; AU 2016366819 B2 20190418; CN 209355087 U 20190906; CN 211600341 U 20200929; EP 3387322 A1 20181017; EP 3387322 B1 20220525; EP 4056888 A1 20220914; WO 2017098487 A1 20170615

DOCDB simple family (application)

GB 201521756 A 20151210; AU 2016366819 A 20161215; CN 201690001556 U 20161215; CN 201921618131 U 20161215; EP 16825892 A 20161215; EP 22167447 A 20161215; IB 2016057674 W 20161215