发明名称 |
Directional control valve having position detecting function |
摘要 |
<p>A directional control valve is provided which is capable of detecting the operating positions over the whole stroke of the valve member. To achieve this, a magnet head 21 having a magnetic scale 23 comprising magnetic portions 23a and non-magnetic portions 23b is installed on an end of a spool 6, and a magnetic sensor 22 for reading the magnetic scale 23 is installed at a predetermined position opposite to the magnetic scale 23 in a casing 4. <IMAGE></p> |
申请公布号 |
EP1069321(A3) |
申请公布日期 |
2002.05.22 |
申请号 |
EP20000305303 |
申请日期 |
2000.06.23 |
申请人 |
SMC CORPORATION |
发明人 |
HAYASHI, BUNYA;ISHIKAWA, MAKOTO |
分类号 |
F16K31/128;F15B13/04;F15B15/28;F16K13/00;F16K37/00;(IPC1-7):F15B13/04 |
主分类号 |
F16K31/128 |
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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