Patent · US Active

Robotic work tool and method for detecting tool damage or loss

US11134609B2 · kind B2 · utility

3Cited by

1References

14Claims

0Family size

Assignee

HUSQVARNA AB · SE

Inventors

Mikael Willgert · Vilhelmina, SE
Patrik Jägenstedt · Tenhult, SE
Olle Markusson · Bankeryd, SE
Fredrik Kallström · Huskvarna, SE

Key dates

Filing date	Nov 26, 2015
Grant date	Oct 5, 2021
Priority date	—
Expiry date	Feb 21, 2037

Classification

Technology area (CPC A)Human Necessities
CPC primaryA01D2101/00
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

A robotic work tool comprising a work tool (160), a tool damage detector (162) and a controller (110) for controlling the operation of the robotic work tool (100), the robotic work tool (100) being configured to detect that the work tool (100) is damaged or lost by detecting an irregularity utilizing the tool damage detector (162) and thereby determining that the work tool (160) is damaged or lost.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.