Title:
VENTILATION COMPONENT
Document Type and Number:
WIPO Patent Application WO/2020/085212
Kind Code:
A1
Abstract:
This ventilation component (1) is provided with a ventilation film (10), a ventilation valve (20) and a structural member (30). The ventilation component (1) is mounted in a housing (2) that has a ventilation opening (5). The ventilation valve (20) includes an elastic body, and opens and closes with elastic deformation of the elastic body. The structural member (30) supports the ventilation film (10) and the ventilation valve (20). In a mounted state in which the ventilation component (1) is mounted in the housing (2), the inside and outside of the housing (2) is ventilated by the ventilation film (10), and when the difference between the pressure inside of the housing (2) and the pressure outside of the housing (2) becomes greater than or equal to a prescribed pressure, the ventilation valve (20) opens and the gas inside of the housing (2) is discharged to outside of the housing (2). The elastic body contained in the ventilation valve (20) is formed from a rubber which has a change rate of breaking strength of 95%-120%.
Inventors:
NAKAYAMA YUSUKE (JP)
YANO YOUZOU (JP)
MIYAGAKI AKIRA (JP)
YANO YOUZOU (JP)
MIYAGAKI AKIRA (JP)
Application Number:
PCT/JP2019/040957
Publication Date:
April 30, 2020
Filing Date:
October 17, 2019
Export Citation:
Assignee:
NITTO DENKO CORP (JP)
International Classes:
F16K24/04; F16K17/04; H01M2/12; H05K5/06
Domestic Patent References:
| WO2008111356A1 | 2008-09-18 | |||
| WO2018183804A1 | 2018-10-04 | |||
| WO2018199238A1 | 2018-11-01 |
Foreign References:
| US20180292020A1 | 2018-10-11 | |||
| JP2004067831A | 2004-03-04 | |||
| JP2016056902A | 2016-04-21 | |||
| DE202015100970U1 | 2015-03-23 | |||
| JPS5458683A | 1979-05-11 |
Attorney, Agent or Firm:
KAMADA Koichi et al. (JP)
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