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1. (WO2018010992) LIGHTING DEVICE

Pub. No.:    WO/2018/010992    International Application No.:    PCT/EP2017/066476
Publication Date: Fri Jan 19 00:59:59 CET 2018 International Filing Date: Tue Jul 04 01:59:59 CEST 2017
IPC: F21K 9/232
F21V 3/02
F21V 29/70
F21K 9/90
F21V 3/04
F21V 23/00
F21Y 101/00
F21Y 115/10
Applicants: PHILIPS LIGHTING HOLDING B.V.
Inventors: GIELEN, Vincent, Stefan, David
Title: LIGHTING DEVICE
Abstract:
Lighting device (10), comprising: a glass bulb (12); a tubular flare (14) having an open distal and (30a), provided inside the glass bulb (12) and joined with the glass bulb (12); a cylindrical heat spreader (20) having a first section (32a) arranged inside the tubular flare (14) and a second section (32b) extending outside the tubular flare (14) and the glass bulb (12); a solid-state lighting unit (18) mounted on top of the first section (32a); an optical means (16) provided over the solid state lighting unit (18); said open distal end (30a) being arranged for positioning the optical means (16) outside the tubular flare (14); a driver (24) provided at least partly inside the cylindrical heat spreader (20) and electrically connected to the solid-state lighting unit (18); and an end cap (26) attached to the second section (32b) of the cylindrical heat spreader (20).