| 发明名称 |
ROTARY POSITIONER |
| 摘要 |
A pneumatically operated shaft positioner which has a C-shaped chamber with a rotary vane member responding to differential pressure conditions caused by opening an exhaust port around the periphery of the chamber.
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| 申请公布号 |
US3696713(A) |
申请公布日期 |
1972.10.10 |
| 申请号 |
USD3696713 |
申请日期 |
1970.11.09 |
| 申请人 |
UNIVERSAL INSTRUMENTS CORP. |
发明人 |
PHILLIP A. RAGARD |
| 分类号 |
F15B15/12;(IPC1-7):F01C9/00 |
主分类号 |
F15B15/12 |
| 代理机构 |
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代理人 |
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