US Patent No. 10,919,564

MOTOR CONTROL DEVICE, MOTOR, AND ELECTRIC POWER STEERING DEVICE


Patent No. 10,919,564
Issue Date February 16, 2021
Title Motor Control Device, Motor, And Electric Power Steering Device
Inventorship Yoshiaki Yamashita, Kyoto (JP)
Assignee NIDEC CORPORATION, Kyoto (JP)

Claim of US Patent No. 10,919,564

1. A motor control device comprising:a frame including a metal material;
a substrate disposed on an upper side of the frame with a gap between the substrate and the upper side of the frame, the substrate including a hole penetrating an upper surface and a lower surface;
a wiring that is inserted into the hole from a side of the upper surface of the substrate and includes a tip portion connected to the substrate; and
an insulating spacer interposed between the frame and the substrate; wherein
the spacer includes a side wall portion that surrounds the tip portion of the wiring in a plan view.