Title:
LID STRUCTURAL BODY AND CLOSING STRUCTURE USING LID STRUCTURAL BODY
Document Type and Number:
WIPO Patent Application WO/2018/008301
Kind Code:
A1
Abstract:
This lid structural body for closing an opening is provided with: a main plate that covers the opening; a cylindrical body that is provided so as to protrude from one surface of the main plate; an annular elastic body that abuts against one surface of the main plate and that is provided around the cylindrical body; an annular sub-plate that abuts against the elastic body from the side opposite to the main plate; and a plurality of holding structural bodies that are provided in the peripheral direction of the elastic body at a certain interval, and that enable the elastic body to maintain the abutted state against the main plate and the sub-plate, wherein each of the holding structural bodies has a rotary part provided to the other surface of the main plate, and can change an interval between the main plate and the sub-plate by rotating the rotary part.
Inventors:
HASHIMOTO KAZUNORI
KAWASAKI SHUJI
KAWASAKI SHUJI
Application Number:
PCT/JP2017/020273
Publication Date:
January 11, 2018
Filing Date:
May 31, 2017
Export Citation:
Assignee:
KAWASAKI HEAVY IND LTD (JP)
International Classes:
B63B19/00; E02D29/14; E04G21/32; F16L5/02
Foreign References:
| JP3030973U | 1996-11-12 | |||
| JP2016099003A | 2016-05-30 | |||
| JPS6255291A | 1987-03-10 | |||
| JP2013256760A | 2013-12-26 | |||
| JPH06117590A | 1994-04-26 | |||
| JP2003314694A | 2003-11-06 |
Attorney, Agent or Firm:
PATENT CORPORATE BODY ARCO PATENT OFFICE (JP)
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