Collision detection for a robotic work tool
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United States of America Patent
Stats
-
Aug 17, 2021
Grant Date -
N/A
app pub date -
Dec 13, 2017
filing date -
Jan 11, 2017
priority date (Note) -
In Force
status (Latency Note)
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Importance

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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.
First Claim
all claims..Other Claims data not available
Family
Country | kind | publication No. | Filing Date | Type | Sub-Type |
---|---|---|---|---|---|
SE | C2 | SE540436 | Jan 11, 2017 | Patent | Grant |
Type : Patent Sub-Type : Grant | |||||
GRANTED PATENT | Improved collision detection for a robotic work tool | Sep 18, 2018 | |||
WO | A1 | WO2018132048 | Dec 13, 2017 | Patent | Application |
Type : Patent Sub-Type : Application | |||||
INTERNATIONAL APPLICATION PUBLISHED WITH INTERNATIONAL SEARCH REPORT | IMPROVED COLLISION DETECTION FOR A ROBOTIC WORK TOOL | Jul 19, 2018 | |||
EP | B1 | EP3567999 | Dec 13, 2017 | Patent | Grant |
Type : Patent Sub-Type : Grant | |||||
Patent | IMPROVED COLLISION DETECTION FOR A ROBOTIC WORK TOOL | Jan 12, 2022 | |||
AU | B2 | AU2017392487 | Dec 13, 2017 | Patent | Grant |
Type : Patent Sub-Type : Grant | |||||
PATENT PROCEEDED BY OPI | Improved collision detection for a robotic work tool | Sep 08, 2022 |
- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
HUSQVARNA AB | DROTTNINGGATAN 2 56182 HUSKVARNA SWEDEN |
International Classification(s)

- 2017 Application Filing Year
- B60W Class
- 3519 Applications Filed
- 2817 Patents Issued To-Date
- 80.06 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Jägenstedt, Patrik | Tenhult, SE | 38 | 762 |
# of filed Patents : 38 Total Citations : 762 | |||
Kallström, Fredrik | Huskvarna, SE | 16 | 64 |
# of filed Patents : 16 Total Citations : 64 | |||
Ståhl, Johan | Skara, SE | 1 | 4 |
# of filed Patents : 1 Total Citations : 4 |
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- 0 Citation Count
- B60W Class
- 0 % this patent is cited more than
- 4 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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3.5 Year Payment | $1600.00 | $800.00 | $400.00 | Feb 17, 2025 |
7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Feb 17, 2029 |
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