Husqvarna Ab

Henrik Assarsson

Johan Lönn

Per Orestig

Simon Hjalmarsson

Ji Shouxun

Xixi Dong

Martin Almgren

Eric Nyberg

A magnesium alloy containing: Al: 0.2-1.6 wt. % Zn: 0.2-0.8 wt. % 5 Mn: 0.1-0.5 wt. % Zr 0-0.5 wt. % La: 1-3.5 wt. % Y: 0.05-3.5 wt. % Ce: 0-2 wt. % 10 Nd: 0-2 wt. % Gd: 0-3 wt. % Pr: 0-0.5 wt. % Be: 0-20 ppm the balance being Mg and incidental elements.

Magnesium alloy, a piston manufactured by said magnesium alloy and a method for manufacturing said piston

A two-stroke engine piston () is disclosed comprising a piston top (), a mantle surface (), a stratified scavenging channel () in the mantle surface (), and a weight reduction space () arranged between the piston top () and the stratified scavenging channel (). The weight reduction space () has a largest first axial extent (a) at the mantle surface () and a second axial extent (a) radially inside the mantle surface (), and wherein the second axial extent (a) is greater than the largest first axial extent (a). The present disclosure further relates to an engine (), a hand-held tool (), and a method of manufacturing an engine piston ().

Engine piston, engine, hand-held tool, and method of manufacturing an engine piston

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Jönköping, Sweden

Henrik Assarsson