发明名称 |
VALVE ACTUATING MEANS |
摘要 |
A rigid adapter member, provided with a non-circular wrenching surface which is adapted to mate with a similar non-circular wrenching surface provided in a ratchet wrench, is non-rotatably secured to the handwheel of a valve which is to be actuated.
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申请公布号 |
US3835736(A) |
申请公布日期 |
1974.09.17 |
申请号 |
US19730341225 |
申请日期 |
1973.03.14 |
申请人 |
SUN OIL CO,US |
发明人 |
CAMPBELL G,US;LERNER J,US |
分类号 |
B25B13/58;(IPC1-7):B25B13/58 |
主分类号 |
B25B13/58 |
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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