发明名称 |
Electro-hydraulic servomotor |
摘要 |
An electro-hydraulic servomotor includes: an electric motor (42) which rotates a drive shaft (51) in response to an inputted signal; a hydraulic motor (60) which rotates an output shaft (61) using hydraulic pressure of operation oil; a first geared shaft (53) rotatable along with the output shaft (61); a second geared shaft (52) threadingly engaged with the drive shaft (51) and meshed with the first geared shaft (53); and a spool (71) axially movable along with the second geared shaft (52) depending on a rotational difference between the drive shaft (51) and the first geared shaft (53), to control supply and discharge of the operation oil to and from the hydraulic motor (60). <IMAGE> |
申请公布号 |
EP1092868(A3) |
申请公布日期 |
2004.02.04 |
申请号 |
EP20000115583 |
申请日期 |
2000.07.19 |
申请人 |
TEIJIN SEIKI CO., LTD. |
发明人 |
KODAMA, HARUO;SHIMIZU, NOBUAKI;ASANO, YOUJI |
分类号 |
F03C1/40;F15B9/12;F15B9/14;(IPC1-7):F03C1/00 |
主分类号 |
F03C1/40 |
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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