发明名称 |
Control circuit for a stepping motor |
摘要 |
The control circuit comprises means for measuring current flow in the motor winding including an auxiliary transistor and means to form periodically a current mirror from such auxiliary transistor and one of the transistors coupled to the winding for applying thereto energization pulses, i.e. motor drive pulses, catch-up pulses or check pulses.
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申请公布号 |
US4626760(A) |
申请公布日期 |
1986.12.02 |
申请号 |
US19850711846 |
申请日期 |
1985.03.14 |
申请人 |
ASULAB SA |
发明人 |
BUI, NGOC C.;GETE, HENRY;ROBERT-GRANDPIERRE, JEAN-CLAUDE |
分类号 |
H02P8/14;G04C3/14;H02P8/02;H02P8/12;(IPC1-7):H02P8/00 |
主分类号 |
H02P8/14 |
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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