Husqvarna Ab

Victor Stramenga

Robert Walter Schriever

E Arnold Fie, Ii

Garrett Sherman

Ii E Arnold Fie

Herein a chainsaw () is disclosed comprising a guide bar () and a chain () moveably arranged around the guide bar (). The chainsaw () comprises an motor () comprising a motor shaft (), wherein the motor () is configured to drive the chain () via the motor shaft (). The chainsaw () further comprises a tension estimation arrangement () configured to sense a load on the motor shaft (), and configured to estimate the tension of the chain () around the guide bar () on the basis of the sensed load on the motor shaft (). The present disclosure further relates to a method of estimating tension of a chain () of a chainsaw ().

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Mooresville, NC, United States of America

Victor Stramenga