发明名称 |
Device for measuring rotational angle of rotary member |
摘要 |
A rotatable disk having a plurality of calibration segments and at least one marker along the peripheral portion thereof is provided while a stationary pick-up provided adjacent the disk for generating a first signal indicative of calibration segments and a second signal indicative of a reference position of the rotation of the disk. The frequency of the first signal is increased in order to accurately measure the rotational angle from the reference position.
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申请公布号 |
US4262251(A) |
申请公布日期 |
1981.04.14 |
申请号 |
US19780930321 |
申请日期 |
1978.08.02 |
申请人 |
NISSAN MOTOR COMPANY, LIMITED |
发明人 |
FUJISHIRO, TAKESHI;KITA, TORU;HOSAKA, AKIO |
分类号 |
G01D5/36;F02B75/02;F02P17/02;G01B7/00;G01B7/30;G01D5/14;G01D5/244;G01D5/245;G01P3/44;(IPC1-7):G01B7/14;G01P3/48 |
主分类号 |
G01D5/36 |
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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