Patent ID: 11953562
Assignee: NIDEC READ CORPORATION
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 8:
9. An MI sensor comprising:
a linear magnetic conductor;
an insulator layer formed on an outer peripheral surface of the magnetic conductor; and
a first coil, a second coil, and a third coil which are formed, in a spiral shape, on an outer peripheral surface of the insulator layer,
wherein the first coil, the second coil, and the third coil are formed of a conductive layer, and
the first coil, the second coil, and the third coil are arranged in directions orthogonal to each other, and

wherein both ends of the first coil, the second coil, and the third coil are formed as annular coil electrodes, each of the annular coil electrodes surrounding the insulator layer.