Railway wheel apparatus for a road vehicle

摘要: For mounting to the frame of a road vehicle, railway wheel apparatus comprises an axle, pair flanged wheels mounted in spaced relation on first laterally toggle structures pivotally connected at lower ends thereof second one end respectively upper and other frame, so that extension said into substantial alignment with each effects downward lowering axle bodily angular movement upward raising wheels, fluid motors for extending retracting whereby are lowered raised relative vehicle frame.