发明名称 |
Proportional force amplifier |
摘要 |
An apparatus for causing a low force input movement from a control rod to cause a corresponding movement in an output member by force amplification through hydraulic pressure. A piston is provided that has a greater pressure area on one side than on its other side. Orifice means are provided between a pressure chamber and a control chamber and between the control chamber and the reservoir such that as said second orifice means is varied, the piston will move until a null position is reached.
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申请公布号 |
US4089252(A) |
申请公布日期 |
1978.05.16 |
申请号 |
US19770761193 |
申请日期 |
1977.01.21 |
申请人 |
APPLIED POWER, INC. |
发明人 |
PATEL, KISHOR J.;CARLSON, ALLEN J. |
分类号 |
F15B9/08;F15B9/10;(IPC1-7):F15B15/17 |
主分类号 |
F15B9/08 |
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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