| 发明名称 |
Direct-drive type electro-hydraulic servo valve |
| 摘要 |
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.
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| 申请公布号 |
US4648580(A) |
申请公布日期 |
1987.03.10 |
| 申请号 |
US19860842079 |
申请日期 |
1986.03.20 |
| 申请人 |
ISHIKAWAJIMA-HARIMA JUKOGYO KABUSHIKI KAISHA |
发明人 |
KUWANO, HIROAKI;MATSUSHITA, TOSHIRO;KAKUMA, HIDEAKI;MOTOMIYA, TERUAKI |
| 分类号 |
F15B13/04;F15B13/044;(IPC1-7):F15B13/044 |
主分类号 |
F15B13/04 |
| 代理机构 |
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