Hand-held electrically powered cut-off tool with a kickback mitigation function

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United States of America Patent

PATENT NO 12103201
APP PUB NO 20230396056A1
SERIAL NO

18032260

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A hand-held electrically powered cut-off tool (100) for cutting concrete and stone by a rotatable cutting disc (105), the cut-off tool (100) comprising an electric motor (130) arranged to be controlled by a control unit (110) via a motor control interface (120), wherein the control unit (110) is arranged to obtain data indicative of an angular velocity of the cutting disc (105), and to detect a kickback condition based on a decrease in angular velocity, and wherein the control unit (110) is arranged to electromagnetically brake the electric motor (130) in response to detecting a kickback condition.

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Patent Owner(s)

Patent OwnerAddress
HUSQVARNA AB561 82 HUSKVARNA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Berg, Johan Alingsås, SE 21 706
Dufke, David Veberöd, SE 3 0
Johansson, Victor Partille, SE 9 28
Rosén, Magnus Alingsås, SE 9 12

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