Motor for electric power steering

摘要

A motor 1 for electric power steering has a motor section 12 for generating rotary torque and a motor cover 11 which houses the motor section 12 and is fixed to a column. The motor cover 11 has a yoke section 21 and a flange section 22 which is disposed at one end of the yoke section 21 and fixed to the column at a plurality of positions. The yoke section 21 has at least one rib 50A (50B) provided on an exterior surface located between positions where the flange section 22 is fixed to the column.