POSITION DETECTING DEVICE
First Claim
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1. A position detecting device comprising:
- a magnet that has a first magnetic pole and a second magnetic pole;
a magnetic sensor that detects a change in magnetic flux generated by a detection target which enters between the magnet and the magnetic sensor on the first magnetic pole side of the magnet; and
a magnetic shield that has a magnetic gap between the magnet and the magnetic shield, and that includes a magnetic material which is disposed on the second magnetic pole side of the magnet.
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Abstract
A position detecting device includes: a magnet that has a first magnetic pole and a second magnetic pole; a magnetic sensor that detects a change in magnetic flux generated by a detection target which enters between the magnet and the magnetic sensor on the first magnetic pole side of the magnet; and a magnetic shield that has a magnetic gap between the magnet and the magnetic shield, and that includes a magnetic material which is disposed on the second magnetic pole side of the magnet.
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Citations
9 Claims
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1. A position detecting device comprising:
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a magnet that has a first magnetic pole and a second magnetic pole; a magnetic sensor that detects a change in magnetic flux generated by a detection target which enters between the magnet and the magnetic sensor on the first magnetic pole side of the magnet; and a magnetic shield that has a magnetic gap between the magnet and the magnetic shield, and that includes a magnetic material which is disposed on the second magnetic pole side of the magnet. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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Specification