发明名称 |
Apparatus for effecting boiler tube removal |
摘要 |
A gap-cutter tool assembly for machining a longitudinal gap in an installed boiler tube is provided with clamp elements that engage the interior surface of the installed boiler tube, a cutter head track that provides a straight line cutting path within the tube interior and in the presence of different tube interior diameters, and a cutter head that co-operates with the cutter head track and that has different elevational positions during the cutter head cutting and return strokes, and at the end of the cutter head return stroke.
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申请公布号 |
US5893209(A) |
申请公布日期 |
1999.04.13 |
申请号 |
US19970934818 |
申请日期 |
1997.09.22 |
申请人 |
WEEKS, BRUCE V.;ARTHUR, RICHARD M. |
发明人 |
WEEKS, BRUCE V.;ARTHUR, RICHARD M. |
分类号 |
F22B37/58;(IPC1-7):B23D15/26 |
主分类号 |
F22B37/58 |
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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