Patent ID: 7284635

Claim:
An electric power steering apparatus comprising: a steering shaft including an input shaft connected to a steering wheel, an output shaft connected to a steering gear device, a torsion bar for transferring torque to said output shaft from said input shaft, said steering shaft being rotatably supported in a steering column through bearings respectively at a vehicle-rear-sided portion and a vehicle-front-sided portion; torque detection coils disposed apart outwards in a radial direction of said steering shaft; and a worm wheel meshing with a worm rotationally driven by a motor driven corresponding to detected torque and fixed to said output shaft in terms of its rotation, wherein said vehicle-front-sided bearing is constructed of a first bearing provided between a column-sided member and a vehicle-rear-sided portion of said worm wheel, and of a second bearing for supporting said steering shaft on a more front side than said worm wheel.