发明名称 |
VALVE ACTUATOR |
摘要 |
<p>There is disclosed an actuator for a rotary valve, such as a butterfly valve which rotates a quarter of a turn between open and closed positions. The actuator includes a drive mechanism releasably attachable to the stem of the valve for rotating it in response to operation of a reversible electric motor.</p> |
申请公布号 |
CA2180523(C) |
申请公布日期 |
2007.07.03 |
申请号 |
CA19962180523 |
申请日期 |
1996.07.04 |
申请人 |
BRAY INTERNATIONAL, INC. |
发明人 |
RAYMOND, FRANK JO, JR.;BERTOJA, MICHAEL JOHN;JOHNSTON, FRANCIS WILLIAM;GENT, DAVID WAYNE |
分类号 |
F16K1/22;F16K31/04;F16K31/05 |
主分类号 |
F16K1/22 |
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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