| 发明名称 |
ROTATIONAL SPEED DETECTOR FOR COMMUTATORLCOMMUTATORLESS MOTOR |
| 摘要 |
PURPOSE:To enhance an accuracy of detection by a signal for detecting the rotational speed with the trigger pulse train, (number of phases x 2n) times a rotational speed, obtained. |
| 申请公布号 |
JPS5339417(A) |
申请公布日期 |
1978.04.11 |
| 申请号 |
JP19760113669 |
申请日期 |
1976.09.24 |
| 申请人 |
HITACHI LTD |
发明人 |
ENDOU TSUNEHIRO;TAKAHASHI TADASHI;MOURI KATSUO;YABE KATSUHIKO;TAKEYASU SEIO |
| 分类号 |
H02K29/14;H02K11/00;H02K29/00;H02P6/16 |
主分类号 |
H02K29/14 |
| 代理机构 |
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代理人 |
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