Angle sensor
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United States of America Patent
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-
Sep 8, 1987
Grant Date -
N/A
app pub date -
Apr 17, 1985
filing date -
Apr 24, 1984
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A light shielding plate rotated by the shaft of an object to be measured is provided with a slit. The distance between the slit and the axis of the shaft varies continuously. A light source and a linear light receiving element are disposed on opposite sides of the light shielding plate.
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