Title:
The lamp provided with the heat sink
Document Type and Number:
Japanese Patent JP6255407
Kind Code:
B2
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.
Inventors:
Lin Lee Hua
Trulli aldo
Trouble Neat Theodor Cornelis
Wales Arde Honda Lucia
Janssen Martin Efelt Paul
Izmit site
Trulli aldo
Trouble Neat Theodor Cornelis
Wales Arde Honda Lucia
Janssen Martin Efelt Paul
Izmit site
Application Number:
JP2015531676A
Publication Date:
December 27, 2017
Filing Date:
September 17, 2013
Export Citation:
Assignee:
Philips Lighting Holding BV
International Classes:
F21S2/00; F21V19/00; F21V23/00; F21V29/503; F21V29/508; F21V29/75; F21V29/76; F21V29/77; H01L33/00
Domestic Patent References:
| JP2011513917A | ||||
| JP2012119314A | ||||
| JP2008293753A | ||||
| JP2010062005A | ||||
| JP2006244725A |
Foreign References:
| WO2011152038A1 | ||||
| US20090141508 |
Attorney, Agent or Firm:
Sakiko Shibata
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