Steering mechanism for industrial truck

Claim 1

IN A TRUCK OF THE CLASS DESCRIBED HAVING A PAIR OF SUPPORT WHEELS MOUNTED FOR STEERING ROTATION, A PAIR OF STEERING SHAFTS CONNECTED ONE TO EACH SUPPORT WHEEL, STEERING CONTROL MECHANISM INCLUDING A PAIR OF ROTATABLY MOUNTED CONTROL MEMBERS, A LINK PIVOTED AT ONE END TO ONE OF SAID CONTROL MEMBERS AND AT ITS OTHER END TO THE OTHER CONTROL MEMBER FOR INTERCONNECTING SAID CONTROL MEMBERS AT POINTS THAT BEING PIVOTED TO SAID CONTROL MEMBERS AT POINTS THAT ARE SO OFFSET RELATIVELY TO THE AXES OF THE CONTROL MEMBERS AS TO EFFECT DIFFERENTIAL ANGULAR ROTATION BETWEEN SAID MEMBERS, AND GEAR MEANS CONNECTING ONE OF SAID CONTROL MEMBERS TO EACH STEERING SHAFT AND HAVING A GEAR RATIO WHEREBY EACH CONTROL MEMBER ROTATES A RELATIVELY SLIGHT DEGREE WHILE THE CORRESPONDING SHAFT ROTATES AN EFFECTIVE DISTANCE TO STEER ITS WHEEL, ENABLING THE CONTROL MECHANISM TO BE RELATIVELY SMALL WHILE ADAPTED TO EFFECT GEOMETRIC STEERING OF THE SUPPORT WHEELS THROUGH ROTATION OF ONE OR HE OTHER SUPPORT WHEEL AT A SLIGHTLY HIGHER SPEED WHEN THE WHEELS ARE STEERED IN ONE OR THE REVERSE DIRECTION.