STEERABLE SINGLE WHEEL UNIT FOR TRAILER

摘要

PROBLEM TO BE SOLVED: To provide a steerable single wheel unit for trailers.

SOLUTION: The single wheel unit adapted to be mounted on a vehicle body (11) has: a wheel frame supporting a suspension mechanism (15) and a wheel assembly mounted on the suspension mechanism (15); and a steering means mounted between the wheel frame and the vehicle body (11) for rotating the wheel frame relative to the vehicle (11) to steer a vehicle. The steering means includes two steering components (30) pivotally attached (32, 33) one at each of the leading and trailing portions of the wheel frame and actuated to independently displace the leading and trailing portions laterally of the vehicle body (11).

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