Patent ID: 7242128

Claim:
A DC brushless motor for electrical power steering, driven by polyphase alternating current power, for outputting steering torque, said DC brushless motor for electrical power steering comprising: a frame; a stator secured on said frame; and a rotor arranged opposite to said stator through an air gap; said stator comprising; a stator core; and a polyphase stator coil comprising unit coils operatively connected by a connection ring and arranged in said stator core; said stator core, formed by connecting a plurality of split core pieces, comprising: an annular back core; and a plurality of tee cores projected radially from said back core; a slot being formed on said tee core adjacent to said stator core, and said stator coil being incorporated in said slot, said rotor comprising: a rotor core; and a plurality of magnets fixed onto the surface of the outer periphery of the rotor core; said stator core, stator coil, and said connection ring being molded together by a molding agent, with the stator coil incorporated in the stator core.