Title:
HEAT DISSIPATION STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2017/090336
Kind Code:
A1
Abstract:
The present invention mainly prevents heat from being retained in the interior of a reflector. The present invention relates to a heat dissipation structure for a lighting device comprising: a circuit substrate (6) having a light source (5) attached to the surface thereof; and a reflector (7) arranged so as to surround the light source (5) on the surface side of the circuit substrate (6). A ventilation section (102) that makes it possible for air (101) to flow along the surface of the circuit substrate (6) is provided between the reflector (7) and the circuit substrate (6). The ventilation section (102) comprises at least a gap (105) between the edge (103) of the circuit substrate (6) and the base of the reflector (7).
Inventors:
TOMARU KAZUNORI (JP)
Application Number:
PCT/JP2016/080476
Publication Date:
June 01, 2017
Filing Date:
October 14, 2016
Export Citation:
Assignee:
CALSONIC KANSEI CORP (JP)
International Classes:
F21V29/83; B60K35/00; F21V19/00; F21V29/503; F21V29/505; F21V29/508; G02B27/01; H01L33/00
Foreign References:
| JP2011150990A | 2011-08-04 | |||
| JP2004094115A | 2004-03-25 | |||
| JP2012226950A | 2012-11-15 |
Attorney, Agent or Firm:
CREO LAW & INTELLECTUAL PROPERTY (JP)
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