In the simulated steering apparatus, when a steering wheel is turned right or left from its neutral state, a steering reaction force in a direction opposite to the steering direction is transmitted to an operator. A steering shaft that passes through a case and a panel plate is supported rotatably via...http://www.google.de/patents/US5547383?utm_source=gb-gplus-sharePatent US5547383 - Simulated steering apparatus for use in a vehicle simulator
