| 发明名称 |
ACTUATOR WITH FAILFIXED ZERO DRIFT |
| 摘要 |
The present invention provides an actuator controlled by an electro-hydraulic servovalve (12) with a failfixed operation upon the loss of electrical power to the servovalve. A lock valve (69) has apertures therethrough with friction pads (99) therein for locking the actuator in position upon loss of the electrical power.
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| 申请公布号 |
WO9823866(A1) |
申请公布日期 |
1998.06.04 |
| 申请号 |
WO1997US21932 |
申请日期 |
1997.11.24 |
| 申请人 |
UNITED TECHNOLOGIES CORPORATION |
发明人 |
GIBBONS, KEVIN, D. |
| 分类号 |
F15B13/043;F15B15/26;F15B20/00;(IPC1-7):F15B15/26 |
主分类号 |
F15B13/043 |
| 代理机构 |
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