发明名称 |
Apparatus for immobilizing a working shaft at a predetermined angular position |
摘要 |
A positioning drive with an electronic regulator for controlling the r.p.m. of a working shaft has a regeneratively coupled amplifier with variable negative feedback adjustable from a normally high value to a minimum value for the final braking action, whereby the shaft is abruptly brought to rest at a predetermined angular position.
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申请公布号 |
US4011490(A) |
申请公布日期 |
1977.03.08 |
申请号 |
US19750562104 |
申请日期 |
1975.03.26 |
申请人 |
DAAB, HEINZ;SCHEIDER, BERND |
发明人 |
DAAB, HEINZ;SCHEIDER, BERND |
分类号 |
H02P3/04;G05B11/00;G05D3/00;G05D3/12;G05D3/14;G05D3/18;(IPC1-7):G05B5/01 |
主分类号 |
H02P3/04 |
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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