Patent ID: 11956900
Assignee: HITACHI ASTEMO, LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  B | IPC H

Claim 5:
6. An electronic control unit comprising:
a power board that includes a first insertion hole portion having a plurality of holes through which coil wires of a first system are inserted and a second insertion hole portion having a plurality of holes through which coil wires of a second system are inserted;
a control board provided on an upper part of the power board and electrically connected to the power board; and
a basic substance which is made of metal and to which the power board and the control board are fixed,
wherein the first insertion hole portion and the second insertion hole portion are collectively arranged on an identical side of the power board;
wherein
the power board includes a board-to-board connector configured for an electrical connection with the control board,
the board-to-board connector is provided on a side opposite to the first insertion hole portion and the second insertion hole portion with a center of the control board interposed between the board-to-board connector, and the first insertion hole portion and the second insertion hole portion; and
wherein
the basic substance has a fourth convex portion that comes into contact with a part of a back surface of the power board that is located directly below a mounting portion on which the board-to-board connector is mounted.