Invention Grant
- Patent Title: Lamp with a heat sink
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Application No.: US14428648Application Date: 2013-09-17
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Publication No.: US09890942B2Publication Date: 2018-02-13
- Inventor: Lihua Lin , Aldo Tralli , Theodoor Cornelis Treurniet , Aldegonda Lucia Weijers , Martijn Evert Paul Jansen , Sait Izmit
- Applicant: PHILIPS LIGHTING HOLDING B.V.
- Applicant Address: NL Eindhoven
- Assignee: PHILIPS LIGHTING HOLDING B.V.
- Current Assignee: PHILIPS LIGHTING HOLDING B.V.
- Current Assignee Address: NL Eindhoven
- Priority: WOPCT/CN2012/081550 20120918
- International Application: PCT/IB2013/058596 WO 20130917
- International Announcement: WO2014/045188 WO 20140327
- Main IPC: F21V23/00
- IPC: F21V23/00 ; F21V29/74 ; F21Y101/02

Abstract:
A lamp comprising a driver assembly, the driver assembly including a driver board with driver electronics, at least one point light source and a heat sink, the heat sink including a top side and a bottom side, a central space extending from the bottom side to the top side and adapted for receiving the driver board of the driver assembly, a zone provided at the top side and adapted for receiving the at least one point light source, wherein a plurality of fins adapted for dissipating heat are extending on opposite sides of the central space, and an extension of the central space in at least one radial direction of the heat sink is larger than an extension of the zone in the radial direction of the heat sink such that the central space is provided with at least one section arranged offset from and radially adjacent to the zone.
Public/Granted literature
- US20150233568A1 LAMP WITH A HEAT SINK Public/Granted day:2015-08-20
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