Patent ID: 7541783
Filing Date: 2009-06-02
Classification: H02K,Y02E

Abstract:
1. A flywheel electric generator comprising: a start-up motor having a rotary shaft; a first pulley rotary shaft that receives transfer of rotation of the rotary shaft of the start-up motor through belt transmission; a flywheel with a flywheel rotary shaft that receives transfer of rotation of the first pulley rotary shaft through a first clutch; a plurality of driving permanent magnets which are disposed at even angle intervals on an outer circumferential section of the flywheel; torque auxiliary units which are fixedly arranged around the flywheel and have driving permanent magnets rotatably disposed in one direction around a vertical rotary shaft; a second pulley rotary shaft that receives transfer of the rotation of the first pulley rotary shaft through a second clutch; and an electric generator rotary shaft that receives rotation of the second pulley rotary shaft.