Patent ID: 7619344

Claim:
An armature of a rotary electric machine, the rotary electric machine comprising: an armature on which a plurality of coils are formed by winding a winding wire between two slots, having a predetermined number of slots therebetween, of a plurality of slots provided side by side in a circumferential direction of the armature to conduct an electric current to adjoining commutator segments; and a yoke provided with magnetic poles, wherein the number of slots are half the number of commutator segments, and the coils are formed as a plurality of pairs of coils, each pair of coils respectively conduct an electric current to commutator segments adjoining at both sides in the circumferential direction with reference to an arbitrary commutator segment, the pair of coils facing opposite poles positioned different from each other, one coil of the pair of coils being wound in a normal winding state, and the other coil of the pair of coils, in a reverse winding state.