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:
Aug. 17, 2021

Filed:

Dec. 13, 2017
Applicant:

Husqvarna Ab, Huskvarna, SE;

Inventors:

Patrik Jägenstedt, Tenhult, SE;

Fredrik Kallström, Huskvarna, SE;

Johan Ståhl, Skara, SE;

Assignee:

HUSQVARNA AB, Huskvarna, SE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01D 75/18 (2006.01); A01D 34/00 (2006.01); A01D 75/28 (2006.01); A47L 9/28 (2006.01); A47L 11/40 (2006.01); G05D 1/02 (2020.01); G05D 1/03 (2006.01); B60W 30/085 (2012.01); B60W 30/08 (2012.01);
U.S. Cl.
CPC ...
A01D 75/185 (2013.01); A01D 34/008 (2013.01); A01D 75/28 (2013.01); A47L 9/2826 (2013.01); A47L 9/2852 (2013.01); A47L 11/4011 (2013.01); A47L 11/4061 (2013.01); B60W 30/085 (2013.01); G05D 1/027 (2013.01); G05D 1/0265 (2013.01); G05D 1/03 (2013.01); A47L 2201/04 (2013.01); B60W 2030/082 (2013.01); G05D 2201/0208 (2013.01);
Abstract

A robotic work tool comprising a motor for driving at least one wheel, an inclination sensor and a controller for controlling the operation of the robotic work tool, the controller being configured to; receive a signal indicating a collision; determine if the signal indicating a collision is above a collision threshold level and, if so, determine that a collision has been detected, the robotic work tool being characterized in that the controller is further configured to: receive an indication of an inclination; and to adapt the collision threshold accordingly based on said indication of an inclination.


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