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. 14, 2023

Filed:

May. 26, 2021
Applicant:

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

Inventors:

Cory Douglas Hunt, Millersville, PA (US);

Madhu Pankaj, West Chester, PA (US);

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01D 41/14 (2006.01); A01D 34/00 (2006.01); A01D 34/28 (2006.01);
U.S. Cl.
CPC ...
A01D 41/141 (2013.01); A01D 41/145 (2013.01); A01D 34/008 (2013.01); A01D 34/283 (2013.01);
Abstract

A method and apparatus for controlling a header height of a combine harvester that includes a header, a ground speed sensor, a ground height sensor configured to detect a ground contour directly beneath the header, a forward looking sensor (FLS) configured to detect a ground contour forward of the header, and a controller. The controller receives signals from the ground speed sensor, the ground height sensor and the FLS, and calculates a header height output as a function of (i) an output of the ground speed sensor, which represents a ground speed of the combine, (ii) an output of the ground height sensor, and (iii) an output of the FLS. The controller is further configured to weight the outputs of the ground height sensor and the FLS as a function of the speed of the combine harvester in calculating the header height output.


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