Patent ID: 7781930
Filing Date: 2010-08-24
Classification: B60L,H02K,Y02T

Abstract:
1. An accessory drive system operatively connected to an internal combustion engine for driving an accessory, said accessory drive system, comprising: a stator comprising a first armature row comprising a plurality of first armatures configured side by side in a circumferential direction for generating first rotating magnetic fields rotating in a circumferential direction by magnetic poles generated in said plurality of first armatures; and a second armature row comprising a plurality of second armatures configured side by side in said circumferential direction for generating second rotating magnetic fields rotating in a same direction as said rotation of said first rotating magnetic fields by magnetic poles generated in said plurality of second armatures, wherein said stator being configured to be immovable; a first rotor operatively connected to an output shaft of one of said accessory and said internal combustion engine; and a second rotor operatively connected to an output shaft of the other of said accessory and said internal combustion engine.