Patent ID: 7152762

Claim:
A control valve for controlling the flow of fluent material from a machine having a frame including a hopper and a tube mounted to the hopper, the machine also having a hose mounted to the tube, the control valve comprising: (a) a clamp having a first arm mounted to the frame on a first side of said hose and a second arm mounted to the frame on an opposite side of said hose, wherein at least the first arm is movably mounted to the frame; (b) at least one prime mover drivingly linked to the first arm and the frame for displacing the first arm toward the hose, thereby clamping the hose between the first and second arms for restricting the flow of fluent material through the hose; and (c) a housing removably attached to said tube for covering the clamp wherein the machine has an auger within the tube, each of said arms is pivotably mounted to the tube, and the first arm is drivingly linked to the second arm by intermeshing gears on each of the arms for movement of the arms from an open position to a flow restricting position.