Patent ID: 8450901
Filing Date: 2013-05-28
Classification: F04B,H02K

Abstract:
1. A motor for a compressor, comprising: a stator including a yoke portion formed in an annular shape to configure a passage through which magnetism flows, a plurality of tooth portions that protrudes from an inner circumferential surface of the yoke portion toward a center thereof by a predetermined length in a circumferential direction, and a plurality of slot portions recessed between the plurality of tooth portions by a predetermined sectional area in a circumferential direction; a plurality of coils wound on the plurality of slot portions and the plurality of tooth portions of the stator, at least some of the plurality of coils being formed of aluminum; a rotor inserted in the stator with a predetermined gap therebetween and having a plurality of first conductors therein, which is rotated by an electromagnetic induction of the plurality of coils; a rotational shaft press-fitted in a center of the rotor that transfers a rotational force to a compression device; and a terminal having a plurality of lead wires coupled to the plurality of coils in a welding manner to connect the plurality of coils to an external power source, wherein each of the plurality of coils and the plurality of lead wires has a peeled end that is coupled to each other in a welding manner, and wherein the welded portion between the plurality of coils and the plurality of lead wires are wrapped by an insulating tube.