Title:
硬質樹脂管の接続構造及び接続方法
Document Type and Number:
Japanese Patent JP6747874
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a hard resin tube connection structure capable of enhancing connection workability of a hard resin tube and preventing and reducing damage of a seal member.SOLUTION: Into a socket 12 of one hard resin tube 10A, a spigot 13 of another hard resin tube 10B is inserted. On an inner peripheral surface of the socket 12, a seal member 14 is provided to seal between the socket and the spigot 13. On the inner peripheral surface on a tip side with respect to the seal member 14, of the socket 12, a reception side separation prevention member 20 is provided. On an outer peripheral surface of the spigot 13, an insertion side separation prevention member 30 is provided. In a connection state of the hard resin tubes 10, the insertion side separation prevention member 30 is arranged between the reception side separation prevention member 20 and the seal member 14.SELECTED DRAWING: Figure 2
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Inventors:
Takanori Yoshii
Tomohiro Sobeno
Kapeki Kohei
Tomohiro Sobeno
Kapeki Kohei
Application Number:
JP2016108566A
Publication Date:
August 26, 2020
Filing Date:
May 31, 2016
Export Citation:
Assignee:
Sekisui Chemical Co.,Ltd.
International Classes:
F16L21/08; F16L27/12
Domestic Patent References:
| JP2002522732A | ||||
| JP10246371A | ||||
| JP2015140808A | ||||
| JP59040684U | ||||
| JP56000982U | ||||
| JP2001311491A | ||||
| JP3030691U | ||||
| JP59169482U |
Foreign References:
| US20110061760 | ||||
| US5829793 |
Attorney, Agent or Firm:
Noboru Watanabe
Harada Sanjugi
Tetsumi Aono
Harada Sanjugi
Tetsumi Aono