FORK-LIFT TRUCK HAVING THREE DRIVE WHEELS WITH THIRD WHEEL STEERABLE

摘要

FORK-LIFT TRUCK HAVING THREE DRIVE WHEELS WITH THIRD WHEEL STEERABLE A fork-lift truck supported by two front wheels and a rear wheel carried by a dolly assembly. The dolly assembly is pivoted for movement about a vertical axis and a rack and pinion unit is provided to control the pivoting for steering with the rear dolly wheel. Hub units are provided in each wheel that include a hydraulic motor and an axially aligned torque hub to obtain the desired traction for each wheel.