发明名称 |
Device for positioning a rotatable element within a tube |
摘要 |
The invention concerns a positioning device for a tube cleaning element rotatably driven by fluid passing through the tube. This is particularly useful for heat exchanger tubes. This device includes an open-frame support member (1) having one or more parts (8a, 8b) (preferably of generally cylindrical shape) for mounting on the outside on one end of said tube, and further includes a spindle (2) mounted for rotation with respect to said frame (1) along the axis of the end of said tube and adapted to be fastened to said rotatable element.
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申请公布号 |
US4781245(A) |
申请公布日期 |
1988.11.01 |
申请号 |
US19870002110 |
申请日期 |
1987.01.12 |
申请人 |
TOTAL FRANCE |
发明人 |
FREYCHET, DAVID;LOUTATY, ROBEN |
分类号 |
F28F13/12;F28F19/00;F28G3/08;F28G15/02;(IPC1-7):F28G1/12 |
主分类号 |
F28F13/12 |
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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