Patent ID: 7571665

Claim:
Device in a handle ( 10 ) comprising a throttle ( 13 ) activated by the operators thumb and used for controlling the power of an engine powered portable tool via a line or wire (w), said throttle ( 13 ) is arranged to turn around a first axle (A) substantially parallel to the longitudinal axle of the handle ( 10 ), said first axle (A) in the throttle ( 13 ), characterized in that said turning movement in the throttle ( 13 ) is transformed into an axial movement in the line or wire (w) by a first protruding part ( 19 ; 40 ) on the throttle ( 13 ) acting on a second protruding part ( 35 ; 41 ) on a lever ( 30 ) so that the lever ( 30 ) is turned around a second axle ( 31 ) angled in relation to the first axle (A) when the operator presses the throttle ( 13 ), the second axle ( 31 ) is surrounded by a cylindrical section ( 34 ) provided with a second protruding section ( 35 ) with one surface ( 38 ) that is curved in two dimensions, characterized in that the first axle (A) and the second axle ( 31 ) are arranged in the handle ( 10 ) so that the surface ( 20 ) on the protruding part ( 19 ) is in contact with the curved surface ( 38 ) on the protruding section ( 35 ).