Back to results
US 7,622,913 B2Granted
Displacement sensor
AssigneeHitachi, Ltd.
InventorsYoshihiro Kogure, Koichi Kusuyama
Life of this patent
Estimating the term…
Abstract
A displacement sensor includes a plurality of conductive members, a semiconductor device, and a nonmagnetic conductor electrically connecting one of the conductive members and one of a low electric potential side and a high electric potential side of a power supply of the semiconductor device. The conductive member is electrically connected with the semiconductor device through a nonmagnetic conductor.
Claims21
A displacement sensor comprising:
- a plurality of conductive members;
- a semiconductor device;
- and
- a nonmagnetic conductor electrically connecting the semiconductor device and one of the conductive members in common to one of a low electric potential side and a high electric potential side of a power supply of the semiconductor device.
1 more element
A displacement sensor comprising:
- a plurality of conductive members;
- a magnet disposed among the conductive members;
- a magnetic sensing device to sense a displacement of the magnet;
- and
- a nonmagnetic conductor electrically connecting the magnetic sensing device and one of the conductive members in common to one of a low electric potential side and a high electric potential side of a power supply of the magnetic sensing device.
2 more elements
A displacement sensor comprising:
- a plurality of conductive magnetic-pole members;
- a semiconductor device including a magnetic sensing device to detect a magnetic field between the magnetic-pole members;
- and
- a non-magnetic conductor electrically connecting the semiconductor device and the magnetic-pole members in common to one of a low electric potential side and a high electric potential side of a power supply of the semiconductor device.
1 more element
Dependencies are inferred from the claim text.