Patent ID: 7552787

Claim:
An apparatus comprising: a vehicle body having an axle and a brake disk affixed to said axle such that said brake disk rotates with a rotation of said axle; a wheel mounted to said axle such that wheel rotates with a rotation of said axle; a brake motor/generator set cooperative with said brake disk and positioned in proximity to said brake disk; a flywheel motor/generator set interconnected to said wheel, said flywheel motor/generator set having a flywheel rotatable freely relative to said axle, said flywheel motor/generator set being mounted interior of said wheel, said flywheel having a first rotor motor affixed thereto such that said first rotor motor rotates with a rotation of said flywheel, said flywheel motor/generator set further comprising: a first stator motor affixed to said vehicle body such that said first stator is stationary relative to said first rotor motor; a second rotor motor affixed to said vehicle body; a second stator motor affixed to said axle, said second rotor motor being stationary relative to said second stator motor; and a controlling means interconnected between said brake motor/generator set and said flywheel motor/generator set, said controlling means for transferring energy from said brake motor/generator set to said flywheel motor/generator set during a braking of said vehicle body.