Patent ID: 7426977

Claim:
A vehicle power steering system comprising: a) a twistable steering torsion bar having a longitudinal axis and having a first end fixedly connected to a vehicle steering wheel; b) a magnet movable in a first and an opposite second longitudinal direction with respect to the steering torsion bar; c) a ball-and-ramp assembly operatively engaged with the steering wheel and operable to move the magnet in the first longitudinal direction when the steering wheel is turned to the right and in the second longitudinal direction when the steering wheel is turned to the left; d) at least one Hall sensor having an output and disposed proximate the magnet wherein the magnet moves in the first longitudinal direction with respect to the at-least-one Hall sensor when the steering wheel is turned to the right and moves in the second longitudinal direction with respect to the at-least-one Hall sensor when the steering wheel is turned to the left; e) at least one hydraulic-power-steering-system valve operatively connected to the output.