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:
Feb. 04, 2025

Filed:

Jun. 03, 2020
Applicant:

Epiroc Rock Drills Aktiebolag, Orebro, SE;

Inventors:

Robert Pettersson, Kumla, SE;

Erik Jakobsson, Vintrosa, SE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01G 19/00 (2006.01); E21F 13/00 (2006.01); E21F 13/02 (2006.01); G01G 19/08 (2006.01); G01L 1/22 (2006.01); G07C 5/08 (2006.01);
U.S. Cl.
CPC ...
G01G 19/08 (2013.01); E21F 13/025 (2013.01); G01L 1/22 (2013.01); G07C 5/0808 (2013.01);
Abstract

A method for estimating a level of stress that a mine truck is subjected to. The mine truck includes a frame; a container for carrying payload supported by the frame; and at least one sensor, the at least one sensor delivering signals being dependent on a force acting on the mine truck. The method includes for at least a first position of the frame, estimating a level of stress that said at least a first position is subjected to in response to a force acting on the mine truck, wherein said at least a first position is a position being different from the position of said at least one sensor; and estimating said level of stress utilising a model representation of the level of stress for said at least a first position wherein said model representation output said estimated level of stress utilising sensor signals from said at least one sensor as input signals.


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