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US 11,399,457 B2Granted
Cutting system of an agricultural machine header
AssigneeCNH Industrial America LLC
InventorCory Douglas Hunt
Life of this patent
Estimating the term…
Abstract
A cutting system for a header of an agricultural machine includes a knife guard having a plurality of guards that are spaced apart by a guard pitch, and a knife section that is configured to move with respect to the knife guard for cutting crop material. The knife section includes a plurality of knives that are spaced apart by a knife pitch. The guard pitch is neither equal to nor is a whole number multiple of the knife pitch.
Claims16
A cutting system for a header of an agricultural machine, said cutting system comprising:
- a knife guard comprising a plurality of guards that are spaced apart by a guard pitch;
- a knife section that is configured to move with respect to the knife guard for cutting crop material, said knife section comprising a plurality of knives that are spaced apart by a knife pitch,
- wherein the guard pitch is neither equal to nor is a whole number multiple of the knife pitch, and wherein a ratio of the guard pitch to the knife pitch is greater than one and less than two,
- wherein, the plurality of knives are arranged side by side in a transverse direction, and, the knife pitch and the guard pitch are defined such that, in operation of the cutting system, exactly and only two guards of the plurality of guards are impacted by respective knives at any one time as viewed over a distance of 5 feet along the transverse direction.
1 more element
Dependencies are inferred from the claim text.