发明名称 |
Device and System For Pulling A Compressed Pipe Liner Into A Host Pipe |
摘要 |
Systems and methods for pulling a pipe liner through a host pipe comprising a pulling head with a number of fingers having flexion points which move to a closed position under towing pressure to thread a pipe liner through a host pipe. |
申请公布号 |
US2014270969(A1) |
申请公布日期 |
2014.09.18 |
申请号 |
US201414211495 |
申请日期 |
2014.03.14 |
申请人 |
Blasczyk James H. |
发明人 |
Blasczyk James H. |
分类号 |
F16L1/06;F16L1/028 |
主分类号 |
F16L1/06 |
代理机构 |
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代理人 |
|
主权项 |
1. A pulling head for pulling a compressed pipe liner into a host pipe, the pulling head comprising:
a body; and a plurality of fingers each attached to the body at associated flexion points; wherein the plurality of fingers pivot at the associated flexion points from an open orientation to a closed orientation when the fingers are placed under tension from a winch. |
地址 |
Friendswood TX US |