Title:
VENTILATION MEMBER
Document Type and Number:
WIPO Patent Application WO/2014/068902
Kind Code:
A1
Abstract:
A ventilation member (1), provided with: a cylindrical inside member (2) which is fitted to an opening part (50a) and which has a through-hole (2a) as a part of a ventilation path (4) between the space inside and the space outside of a casing (50), the through-hole (2a) not being provided with a waterproof ventilation membrane attached to the opening; and a closed-bottomed cylindrical outside member (3) fitted to the outer circumferential part of the inside member (2) and used to cover the opening of the through-hole (2a). The inside member (2) and the outside member (3) are formed of a hydrophobic material having an angle of contact with water of 80° or greater.
Inventors:
ISHII KYOKO (JP)
YANO YOUZOU (JP)
YANO YOUZOU (JP)
Application Number:
PCT/JP2013/006246
Publication Date:
May 08, 2014
Filing Date:
October 22, 2013
Export Citation:
Assignee:
NITTO DENKO CORP (JP)
International Classes:
F21V31/03; F21S8/10; F21V15/01; F21W107/00; F21W107/10
Foreign References:
| JP4043674B2 | 2008-02-06 | |||
| JPS6258U | 1987-01-06 | |||
| JPH0443674B2 | 1992-07-17 |
Other References:
See also references of EP 2916067A4
Attorney, Agent or Firm:
KAMADA, KOICHI (JP)
Koichi Kamata (JP)
Koichi Kamata (JP)
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