发明名称 |
External apparatus for butt welding two pipes |
摘要 |
An external apparatus for butting two tubular elements 1, 2 to be welded together comprises two frames 8, 9 provided with means for the external gripping of the elements and which are connected by jacks 10, 11 for bringing the elements together and by a plurality of connecting and aligning means 14-19 each comprising a pair of members 20, 21 engageable one in the other with the interposition of an elastic means 22. The gripping means comprise a plurality of radial jaws 55-64 for gripping the tubular elements and carried by support rings each comprising three jaw holders 23-25 each in the form of a segment of a circle.
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申请公布号 |
US4638984(A) |
申请公布日期 |
1987.01.27 |
申请号 |
US19850785648 |
申请日期 |
1985.10.09 |
申请人 |
PETROLES CIE FRANCAISE |
发明人 |
PUISAIS, XAVIER F.;HAMON, JEAN-PIERRE;JEGOUSSE, MICHEL J.;KALUSZYNSKI, MICHEL |
分类号 |
B23K15/00;B23K15/04;B23K15/06;B23K37/053;(IPC1-7):B23K37/04 |
主分类号 |
B23K15/00 |
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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