Inventors:
Ryan M. Figgins - New Holland PA, US
Karl W. Klotzbach - Ephrata PA, US
James F. Rayfield - New Holland PA, US
Sunilkumar C. Machhar - Lancaster PA, US
Gary L. Bich - New Holland PA, US
Douglas D. Sorensen - Lancaster PA, US
Assignee:
CNH America LLC - New Holland PA
International Classification:
A01D 67/00
Abstract:
A system for supporting a cutterbar of a crop harvesting header includes a first arm pivotably secured to the header. The first arm includes a first portion configured to support the cutterbar. The first arm includes a second portion including a torsion device having a mass of elastic material connected to an adjustment assembly. The second portion is configured to be pivotably rotatable about an axis by the adjustment assembly to selectably increase or decrease a force appliable to the first portion in order to raise or lower the first portion with respect to the header.