Patent ID: 7331276

Claim:
A piston for a two-cycle engine, comprising: a piston head that is adapted to delimit a combustion chamber of the engine, wherein an underside of said piston head is adapted to delimit a crankcase of the engine; a piston wall in which are disposed wrist pin eyes that are adapted to support a wrist pin, wherein at least one undercut is formed between said underside of said piston head and said wrist pin eyes at a distance from said piston head, and wherein said at least one undercut extends from an interior of said piston in a direction toward said piston wall; and a respective thickened portion in at least one region of said piston that is rotationally shifted about a longitudinal axis of said piston by 90° relative to one of said wrist pin eyes, wherein said thickened portion is disposed at a distance below said piston head and extends into said interior of said piston, and wherein a wall thickness of said piston at said thickened portion, at said distance of said at least one undercut from said piston head below said piston head, is at least 20% of a radius of said piston.