Patent ID: 8001915

Claim:
A granular material metering system for use with an agricultural implement including a product container and a series of spaced dispensing units, comprising: a product dispensing assembly configured to meter product from the product container to the set of spaced dispensing units, the product dispensing assembly including first and second sets of product ports that feed product to the set of spaced dispensing units; and a shut-off assembly including: a first movable arm disposed between the product container and the first set of product ports, the first movable arm configured to selectively open and close a path between the first set of product ports and the product container to prevent product from flowing through the first set of product ports to a corresponding first set of spaced dispensing units; a second movable arm disposed between the product container and the second set of product ports and being movable independent of the first movable arm, the second movable arm configured to selectively open and close a path between the second set product ports and the product container to prevent product from flowing through the second set of product ports to a corresponding second set of spaced dispensing units.