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:
Jun. 28, 2011

Filed:

Apr. 28, 2006
Applicants:

Michael James Wallis, Washington, IL (US);

Paul Alan Ring, Dunlap, IL (US);

Giles Kent Sorrells, Metamora, IL (US);

Conrad Gene Grembowicz, Peoria, IL (US);

Jason Edward Carter, Morton, IL (US);

Inventors:

Michael James Wallis, Washington, IL (US);

Paul Alan Ring, Dunlap, IL (US);

Giles Kent Sorrells, Metamora, IL (US);

Conrad Gene Grembowicz, Peoria, IL (US);

Jason Edward Carter, Morton, IL (US);

Assignee:

Caterpillar Inc., Peoria, IL (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 7/00 (2006.01); G06F 19/00 (2011.01); G05B 13/02 (2006.01); F02D 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A torque estimator is disclosed for estimating torque on a machine. A computer system may include a torque estimator module located on the machine. The torque estimator module may be configured to receive a plurality of engine parameters, receive a drivetrain component parameter, determine an estimated torque value at the drivetrain component based on the plurality of engine parameters and the drivetrain component parameter. The computer system also may include an analysis module located on the machine. The analysis module may be configured to receive the estimated torque value and the drivetrain component parameter, and update a histogram data structure based on the estimated torque value and the drivetrain component parameter. The analysis module may also be configured to evaluate the histogram data structure in order to determine if excessive torque is being applied to a drivetrain component.


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