发明名称 Housing type pipe coupling
摘要 Each of the semi-circular coupling segments has pipe fastening parts. One pipe fastening part has a protrusion to be in contact with the side surface of the circumferential groove of one pipe nearer to the end of the pipe in one of the end sections thereof with respect to a circumferential direction, and a protrusion to be in contact with the side surface of the circumferential groove of the pipe farther from the end of the pipe in the other end section thereof with respect to the circumferential direction. The other pipe fastening part has a protrusion to be in contact with the side surface of the circumferential groove of the pipe farther from the end of the pipe in one of the end sections thereof with respect to the circumferential direction, and a protrusion to be in contact with the side surface of the circumferential groove of the pipe nearer to the end of the pipe in the other end section thereof with respect to the circumferential direction.
申请公布号 US6227577(B1) 申请公布日期 2001.05.08
申请号 US19980218173 申请日期 1998.12.22
申请人 VICTAULIC CO., OF JAPAN, LTD. 发明人 IKEDA SHINTARO;SAKASHITA AKINORI
分类号 F16L17/04;F16L21/06;(IPC1-7):F16L17/00 主分类号 F16L17/04
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