Title:
WATERPROOF STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2023/008055
Kind Code:
A1
Abstract:
Provided is a novel waterproof structure that satisfies waterproof property requirements with a simple configuration. A waterproof structure (44) is for the boundary between a first component forming a closed space (C) and a second component installed at an opening (36a) of the first component. The waterproof structure comprises: a labyrinth (46) provided at the boundary; and a press-fitting part (48) provided more towards the closed space side of the boundary than the labyrinth.
Inventors:
OTAKA HIROSHI (JP)
TAKII NAOKI (JP)
IWAI KATSUTOSHI (JP)
TAKII NAOKI (JP)
IWAI KATSUTOSHI (JP)
Application Number:
PCT/JP2022/025762
Publication Date:
February 02, 2023
Filing Date:
June 28, 2022
Export Citation:
Assignee:
KOITO MFG CO LTD (JP)
International Classes:
F21V31/00; F21S41/657; F21S45/50
Foreign References:
| JP2011124143A | 2011-06-23 | |||
| JP2013143989A | 2013-07-25 | |||
| KR20150046580A | 2015-04-30 |
Attorney, Agent or Firm:
FUJIOKA, Takahiro (JP)
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