Title:
VENTILATION COMPONENT AND VENTILATION STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2024/014516
Kind Code:
A1
Abstract:
A ventilation component 1a comprises an inner member 10, a ventilation membrane 20, and an outer member 30. The inner member 10 includes an elastic material and has an open pipe structure. The ventilation membrane 20 covers one opening 13 of the inner member 10. The outer member 30 has a closed pipe structure. The inner member 10 is fixed to the outer member 30 in a state of forming, together with a portion of the inner circumferential surface of the outer member 30, a first contact section 5c. The first contact section 5c is disposed between a center C10 and the one opening 13. The inner diameter of the outer member 30 is larger than the outer diameter of the inner member 10 between the first contact section 5c and another opening 14. The outer member 30 includes a projecting section 31p forming the first contact section 5c. The projecting section 31p is surrounded by a space 30g.
Inventors:
TAKAHASHI TAKUMI (JP)
YANO YOUZOU (JP)
UCHIDA HIROMU (JP)
YANO YOUZOU (JP)
UCHIDA HIROMU (JP)
Application Number:
PCT/JP2023/025940
Publication Date:
January 18, 2024
Filing Date:
July 13, 2023
Export Citation:
Assignee:
NITTO DENKO CORP (JP)
International Classes:
H05K5/06; F16K24/00
Domestic Patent References:
| WO2021145383A1 | 2021-07-22 | |||
| WO2020075848A1 | 2020-04-16 |
Foreign References:
| JP2017111916A | 2017-06-22 |
Attorney, Agent or Firm:
KAMADA Koichi et al. (JP)
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