发明名称 |
SIMPLIFIED LOW INSERTION FORCE SEALING DEVICE CAPABLE OF SELF RESTRAINT AND JOINT DEFLECTION |
摘要 |
A conduit coupling system, sealing device, bell and method of use are disclosed herein. The system comprises at least two piping components, and a sealing device. A first component has a bell and a second component has a spigot, the spigot is adapted to mate with the bell. The bell comprises a first end and a second end, the first end coupled to the first component. The bell has a concave annular inner surface and a diameter of the annular inner surface adjacent to the first end of the bell is greater than a diameter of the annular inner surface adjacent to the second end of the bell. The sealing device comprises a locking segment comprising a convex outer surface and a K-type gasket coupled to a locking segment or a non-restraining anti-extrusion segment. The sealing device is adapted to fit between the bell and the spigot.
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申请公布号 |
US2012227240(A1) |
申请公布日期 |
2012.09.13 |
申请号 |
US201213475335 |
申请日期 |
2012.05.18 |
申请人 |
HOLMES, IV WILLIAM W.;OWEN WILLIAM H.;MUELLER INTERNATIONAL, LLC |
发明人 |
HOLMES, IV WILLIAM W.;OWEN WILLIAM H. |
分类号 |
B23P11/00 |
主分类号 |
B23P11/00 |
代理机构 |
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主权项 |
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地址 |
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