Title:
絶縁継手構造
Document Type and Number:
Japanese Patent JP7331199
Kind Code:
B2
Abstract:
To provide an insulating joint structure capable of maintaining an insulation function between different types of metal materials even when unexpected external force occurs due to an earthquake, uneven settlement, and the like.SOLUTION: A spigot pipe 3 has a flange 3b formed integrally with a spigot 3a and extending in an outer diameter direction. A push ring 5 is interposed between a flange 2b of a socket pipe 2 and the flange 3b of the spigot pipe 3 in an insulated state, and a front surface 5c of the push ring 5 is brought into surface contact with the flange 2b of the socket pipe 2, and a back surface 5d of the push ring 5 is brought into surface contact with the flange 3b of the spigot pipe 3.SELECTED DRAWING: Figure 5
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Inventors:
Satoshi Tamada
Shigeru Hamada
Shigeru Hamada
Application Number:
JP2022077079A
Publication Date:
August 22, 2023
Filing Date:
May 09, 2022
Export Citation:
Assignee:
Cosmo Koki Co., Ltd.
International Classes:
F16L21/02; F16L25/02; F16L23/02
Domestic Patent References:
| JP2015143524A | ||||
| JP2017110760A | ||||
| JP2018109417A | ||||
| JP2017180472A | ||||
| JP11325347A |
Foreign References:
| US20110210543 |
Attorney, Agent or Firm:
Kazuo Shigenobu
Yoshifumi Ishikawa
Akiba Hideki
Michihiro Hayashi
Yoshifumi Ishikawa
Akiba Hideki
Michihiro Hayashi