Patent ID: 8910581
Filing Date: 2014-12-16
Classification: A01C

Abstract:
1. An agricultural side dressing fertilizer coulter row unit for use with a towing frame hitched to a tractor, said row unit comprising: a first attachment plate adapted to be rigidly connected to said towing frame, a second attachment plate having a front side pivotably coupled to a rear side of said first attachment plate via a vertical shaft, said second attachment plate being pivotable relative to said first attachment plate about a substantially vertical axis of said vertical shaft, a linkage pivotably coupled to said second attachment plate for pivoting movement of a trailing end of said linkage relative to said second attachment plate, a tool-carrying stem pivotably coupled to said trailing end of said linkage, a coulter wheel rotatably mounted on said stem for forming a slit in the soil, a liquid fertilizer dispenser mounted on said stem for dispensing fertilizer into said slit, a closing wheel rotatably mounted on said stem, and a biasing element pivotably attached to said linkage and coupled to said second attachment plate for urging said stem downwardly with a controllable force.