MOTOR AND CIRCULATING PUMP

摘要

PROBLEM TO BE SOLVED: To provide a motor having a high efficiency. SOLUTION: The electric motor comprises a rotor and a stator wherein the rotor is supported by spherical bearings and has a spherical shape facing the high efficiency stator. Preferably, the stator has a return magnetic path body formed of compression powder material and the return magnetic path body is spherical at least at a part facing the rotor. COPYRIGHT: (C)2004,JPO