Patent ID: 6012534
Filing Date: 2000-01-11
Classification: A01B

Abstract:
In combination with a Minimum Soil Displacement chisel plow row unit having a generally vertical shank of flat stock and having a base, said shank adapted to be mounted to an implement frame and a point mounted to the base of said shank and extending in front of said shank in use for fracturing sub-surface soil and producing an elevated berm of loosened soil after said point has passed, said berm extending laterally of said shank to form left and right sections, the combination comprising: a wheel frame pivotally mounted to said row unit for rotation about a horizontal axis transverse of the direction of travel of said unit; said wheel frame having left and right wheel support arms carrying left and right ground-engaging wheels respectively; spring means for resiliently urging said wheel frame downwardly, characterized in that said left and right wheels are spaced to ride on the surface of said left and right berms sections respectively, and immediately to the rear of said shank, whereby said left and right wheels firm the crests of said berm sections, secure the loosened soil in place and close the furrow behind said shank.