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Patent Searching and Data


Title:
VENTILATION MEMBER AND INSPECTION METHOD
Document Type and Number:
WIPO Patent Application WO/2018/042782
Kind Code:
A1
Abstract:
A ventilation member 1 attached to a through-hole 101K of a housing 101, wherein the ventilation member 1 is provided with: a support body 10 in which a ventilation passage 13 is provided forming a flow channel for gas between the interior and exterior of the housing 101; a sealing member 30 for sealing between the support body 10 and the housing 101; a ventilation membrane 20 for preventing passage of liquid and solids, and allowing passage of gas, ventilation membrane being provided in the ventilation passage 13; and a contacted part 112 that is provided to the support body 10 and is formed with a uniform height to surround the end part opening 111 of the ventilation passage 13. The ventilation passage of the ventilation member can thereby be readily closed.

Inventors:
YANO, Youzou (1-2 Shimohozumi 1-chome, Ibaraki-sh, Osaka 80, 〒5678680, JP)
Application Number:
JP2017/019741
Publication Date:
March 08, 2018
Filing Date:
May 26, 2017
Export Citation:
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Assignee:
NITTO DENKO CORPORATION (1-2 Shimohozumi 1-chome, Ibaraki-shi Osaka, 80, 〒5678680, JP)
International Classes:
F21V31/03
Foreign References:
JP2011198615A2011-10-06
JP2015206781A2015-11-19
Attorney, Agent or Firm:
FURUBE, Jiro et al. (SERIO PATENT & TRADEMARK ATTORNEYS, Ark Mori Building 22Fl. P.O.Box 513, 1-12-32, Akasaka, Minato-k, Tokyo 22, 〒1076022, JP)
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