发明名称 |
ACTUATOR, VALVE AND METHOD |
摘要 |
<p>An actuator or valve comprising: an inner member; an outer member around the normally rotatable inner member; the inner member comprising normally two spaced apart outwardly extending projections abutting with the outer member; the outer member comprising normally two inwardly extending projections abutting with the inner member, said projections defining a chamber therebetween; and the actuator further comprising a fluid port in communication with said chamber. The actuator/valve is normally made by straight profile cutting. Embodiments provide a compact rotary actuator which may be remotely operated.</p> |
申请公布号 |
CA2731713(A1) |
申请公布日期 |
2011.08.15 |
申请号 |
CA20112731713 |
申请日期 |
2011.02.14 |
申请人 |
NATIONAL OILWELL VARCO UK LIMITED |
发明人 |
WOOD, CARL;JOENSEN, RUNI;SENKBEIL, GEORGE |
分类号 |
F15B15/00;B23P15/00;F16K31/12;F16K31/36 |
主分类号 |
F15B15/00 |
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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