Patent ID: 7237373
Filing Date: 2007-07-03
Classification: A01D

Abstract:
1. A stalk roll for a harvesting device for harvesting a crop head from a stalk of a plant comprising: a roll body and a plurality of roll drivers distributed around the roll body wherein the roll drivers each have a roll driver inner edge and a roll driver outer edge and further wherein each roll driver inner edge is adjacent to the roll body and the roll drivers each project outward from the roll body; the roll body having a roll body front end with a roll body front diameter and a roll body rear end with a roll body rear diameter wherein during normal operation the roll body front end encounters a stalk of a plant prior to the roll body rear end and the roll body front diameter is greater than the roll body rear diameter; and the plurality of roll drivers each having a roll driver front end attached near the roll body front end and a roll driver rear end attached near the roll body rear end wherein the plurality of roll driver front end outer edges define a stalk roll front diameter and the plurality of roll driver rear end outer edges define a stalk roll rear diameter and further wherein the stalk roll front diameter is less than the stalk roll rear diameter.