Patent ID: 6371227
Filing Date: 2002-04-16
Classification: B60G,B62D

Abstract:
A load hauling vehicle including an automated auxiliary axle deployment control system for varying auxiliary axle support comprising:(a) a load hauling vehicle including a plurality of deployable fluid-operated auxiliary support axles; (b) a plurality of load sensing devices placed at different locations and with respect to a plurality of axles on the vehicle for determining the total payload of the vehicle and distribution thereof, including the side-to-side payload distribution, in real-time, each load sensing device producing output signals indicative of the load supported at a location; (c) a plurality of automatically operable pressure modulation valves, one for adjusting the force applied to a corresponding one of said auxiliary support axles to deploy and adjust the load carried thereby; (d) signal processing system for receiving input signals from said load sensing devices and producing output control signals for operating said plurality of pressure modulation valves.