Patent ID: 9120492
Filing Date: 2015-09-01
Classification: B61D,Y10T

Abstract:
1. A control valve assembly for a load carrying vehicle that includes a storage space, an air compressor, and a dumping mechanism in communication with the air compressor and movable between an open position that allows access to the storage space and a closed position that inhibits access to the storage space, the control valve assembly comprising: a housing; a valve positioned within the housing and movable between a first valve position, wherein the dumping mechanism is moved toward the open position, and a second valve position, wherein the dumping mechanism is moved toward the closed position; and a biasing device that includes wherein the biasing device directly contacts the valve when in the first piston position to inhibit movement of the valve, and wherein the biasing element is calibrated to allow the piston to move to the second piston position when air provided by the air compressor reaches a predetermined pressure, thereby not inhibiting movement of the valve.