Magnetic linear position sensor
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United States of America Patent
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Sep 11, 2007
Grant Date -
Jul 14, 2005
app pub date -
Jan 6, 2005
filing date -
Jan 8, 2004
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A magnetic linear position sensor comprises a first yoke which is made of soft magnetic material; a first magnet which is placed at the first yoke, and whose surface is the N-pole and is inclined; a second magnet which is placed at the first yoke, and whose surface is the S-pole and is inclined in a direction opposite to the surface of the first magnet and in a direction facing the surface of the first magnet; a second yoke which is placed at a position opposing the first magnet and the second magnet through an air gap and is made of soft magnetic material; and a magnetoelectric transducer which is placed in the air gap.
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