发明名称 |
Method of manufacturing a seal and restraining system |
摘要 |
A method and apparatus for restraining pipe against both internal and external forces at a pipe or fitting connection and to join and seal at least two pipes to form a pipeline is shown featuring an improved restraining and sealing mechanism. The restraining and sealing mechanism includes a circumferential housing and a companion sealing ring which are received within a mating groove provided in the belled end of a female pipe. The circumferential housing has an interior region which contains a gripping ring insert. The sealing ring and housing are integrally located within a belled pipe end during belling operations.
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申请公布号 |
US7284310(B2) |
申请公布日期 |
2007.10.23 |
申请号 |
US20050120550 |
申请日期 |
2005.05.03 |
申请人 |
S & B TECHNICAL PRODUCTS, INC. |
发明人 |
JONES JIM;CORBETT, JR. BRADFORD G.;DARCE GERARDO;CHINCHILLA RANDALL |
分类号 |
B23P11/00 |
主分类号 |
B23P11/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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