Steerable single wheel unit for trailers
AssigneeSteerable Wheel Systems Pty. Ltd.
InventorGarth Barrington Davey
Life of this patent
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Abstract
A single wheel unit adapted to be mounted on a vehicle body (11) comprising: a wheel frame supporting a suspension mechanism (15) and a wheel assembly mounted on the suspension mechanism (15), and steering means mounted between the wheel frame and vehicle body (11) for pivoting the wheel frame relative to the vehicle body (11) so as to steer a vehicle, wherein 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 capable of being actuated to independently displace the leading and trailing portions laterally of the vehicle body (11).
Claims21
A single wheel unit adapted to be mounted on a vehicle body comprising:
- a wheel frame supporting a suspension mechanism and a wheel assembly mounted on the suspension mechanism;
- wherein the suspension mechanism comprises a “Z” link pivotally anchored to the wheel frame at an upper end defined by a free end of an upper arm and at a lower end defined by a free end of a lower arm, and a central arm is pivotally joined end to end to the upper and lower arms, the suspension mechanism being pivotally anchored to the wheel frame, and means for dampening movement of the suspension mechanism, and wherein a wheel stub axle of the wheel assembly is mounted at a lower end of the central arm.
Dependencies are inferred from the claim text.