| 发明名称 |
DIRECT DRIVE ELECTRO-HYDRAULIC SERVO VALVES |
| 摘要 |
<p>Disclosed is a direct-drive type electro-hydraulic servo valve in which dynamic characteristics of a spool are simulated by an electronic circuit or a computor to derive a signal representative of the spool velocity and the derived signal is negatively fed back to an input of a power amplifier.</p> |
| 申请公布号 |
GB2138969(B) |
申请公布日期 |
1986.10.22 |
| 申请号 |
GB19840010004 |
申请日期 |
1984.04.17 |
| 申请人 |
* ISHIKAWAJIMA-HARIMA JUKOGYO KABUSHIKI KAISHA;* AKASHI SEISAKUSHO KABUSHIKI KAISHA |
发明人 |
HIROAKI * KUWANO;TOSHIRO * MATSUSHITA;HIDEAKI * KAKUMA;TERUAKI * MOTOMIYA |
| 分类号 |
F15B13/04;F15B13/044;(IPC1-7):G05B17/02;G05D3/14 |
主分类号 |
F15B13/04 |
| 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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