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1. (WO2014206759) LIGHTING DEVICE, LUMINAIRE AND LIGHTING DEVICE ASSEMBLY METHOD

Pub. No.:    WO/2014/206759    International Application No.:    PCT/EP2014/062298
Publication Date: Thu Jan 01 00:59:59 CET 2015 International Filing Date: Sat Jun 14 01:59:59 CEST 2014
IPC: F21K 99/00
F21V 3/00
F21V 25/02
F21Y 101/02
F21Y 103/00
F21V 3/04
F21V 7/00
Applicants: KONINKLIJKE PHILIPS N.V.
Inventors: LUO, Qun
SUN, Yue Jun
YANG, Xingpeng
CHEN, Min
GEHRELS, Dirk
LIAN, Ximei
SIPKES, Mark Eduard Johan
VAN DELDEN, Martinus Hermanus Wilhelmus Maria
Title: LIGHTING DEVICE, LUMINAIRE AND LIGHTING DEVICE ASSEMBLY METHOD
Abstract:
A lighting device is disclosed that comprises a glass tube (10); a solid state lighting assembly in said glass tube, said assembly comprising an electrically insulating optical film (20) comprising at least one arcuate portion lining a part (12) of the inner surface of the glass tube, wherein the glass tube further comprises a further part (14) defining a light exit portion; and a plurality of solid state lighting elements (32) on a carrier (30), said carrier contacting said optical film; a thermally conductive member (40, 42) in between at least a part of the solid state lighting assembly and the glass tube for thermally coupling the solid state lighting elements to the glass tube; and a transparent or translucent electrically insulating cover (50, 60) contacting the electrically insulating optical film and covering the solid state lighting elements. A luminaire including such a lighting device and a lighting device assembly method are also disclosed.