The structure thus far disclosed is suitable for providing motion in 3° of freedom to platform 12, and therefore to student station 10. As shown in FIG. 1, platform 12 is in the rest or settled position with cylinders 24, 40 and 110 in their fully retracted positions. Likewise, erecting cylinder 50 is in its fully retracted position and platform 12, due to the geometric relationships of the cylinders and other structural elements, is in a level position wherein power to the actuators may be turned off.
A motion system for a vehicle simulator, or the like, ... In one such position (FIG. 1) platform 12 is in a rest position with the power to all actuators ...
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