The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 18, 2025

Filed:

Nov. 17, 2021
Applicant:

Cnh Industrial America Llc, New Holland, PA (US);

Inventors:

Mark D. Dilts, Mohnton, PA (US);

Stefaan Desmet, Vosselare, BE;

Frederik Baes, Reninge, BE;

Nathan E. Isaac, New Holland, PA (US);

Assignee:

CNH Industrial America LLC, New Holland, PA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A01F 12/40 (2006.01); A01D 41/12 (2006.01);
U.S. Cl.
CPC ...
A01F 12/40 (2013.01); A01D 41/1243 (2013.01);
Abstract

A residue chopper comprising a housing forming a cutting chamber, a shaft, knives extending from the shaft, a counterknife support, a counterknife, and a fin. The counterknife and fin are attached to the counterknife support, with the fin behind the counterknife. the fin has a blunt side facing against the operating direction. The counterknife support is movable between a first position in which the counterknife extends a minimum predetermined distance into the cutting chamber and the fin is not within the cutting chamber, a second position in which the counterknife extends an intermediate predetermined distance into the cutting chamber and within the cutting volume and the fin is not within the cutting chamber, and a third position in which the counterknife extends a maximum predetermined distance into the cutting chamber and into the cutting volume and the fin extends into the cutting chamber.


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