发明名称 |
Electropneumatic position controller |
摘要 |
Electropneumatic position controller having two solenoid operated pneumatic valves, each of which is respectively provided with a regulating pressure nozzle, an exhaust nozzle, a discharge line leading to a power amplifier, and a hinged armature that is driven by an electromagnetic system and alternatively closes the regulating pressure nozzle or the exhaust nozzle, characterized in that the solenoid valves each respectively comprise a channel that communicates with their exhaust nozzle and can be manually closed, the respective power amplifier being capable of being switched as a result of the closing of said channel even without electrical excitation of the magnet system.
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申请公布号 |
US5452742(A) |
申请公布日期 |
1995.09.26 |
申请号 |
US19930128600 |
申请日期 |
1993.09.29 |
申请人 |
SAMSON AG MESS- UND REGELTECHNIK |
发明人 |
VIDAL, FAUSTO C.;HOFFMANN, HEINFRIED;KEMMLER, LOTHAR |
分类号 |
G05D3/10;(IPC1-7):F15B13/043 |
主分类号 |
G05D3/10 |
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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