Title:
AERATION MEMBER AND AERATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2015/162822
Kind Code:
A1
Abstract:
This aeration member (20) is a porous body for discharging water vapor present in the interior of a closed lamp housing. The aeration member (20) has small pore diameter structures (21) for preventing infiltration of liquid water and contaminants into the lamp housing while forming a flow path for discharging the water vapor from the interior of the lamp housing to the exterior, and large pore diameter structures (22) having larger diameters than that of the small pore diameter structures (21) and being provided in such a manner as to communicate with the small pore diameter structures (21). The above allow for the provision of an aeration member the aeration device that can promote the transfer of water vapor between the interior and the exterior of the housing.
Inventors:
TEZUKA TEPPEI (JP)
YANO YOUZOU (JP)
YANO YOUZOU (JP)
Application Number:
PCT/JP2014/083143
Publication Date:
October 29, 2015
Filing Date:
December 15, 2014
Export Citation:
Assignee:
NITTO DENKO CORP (JP)
International Classes:
F21S8/10; F21V31/03; F21W107/00
Foreign References:
| JP2011001544A | 2011-01-06 | |||
| JP2011233518A | 2011-11-17 |
Other References:
See also references of EP 3135986A4
Attorney, Agent or Firm:
FURUBE, Jiro et al. (JP)
Jiro Furube (JP)
Jiro Furube (JP)
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