Patent ID: 7762564

Claim:
A ski sledge comprising: a frame; a swiveling front ski mounted to the frame and having steering input, two essentially mutually parallel rear skis connected to the sledge frame with a parallelogram arrangement; and a seat connected along a longitudinal axis to the frame, wherein the parallelogram arrangement is connected to the sledge frame approximately centrally of the length thereof, that the parallelogram arrangement is diagonal to a transverse plane that is at approximately right angles to the direction of motion, and that the parallelogram arrangement is combined with a damper device, which parallelogram arrangement includes a lower stay, an upper stay, two outer stays and a central stay pivotably connected to the frame, the lower part of each of the outer stays being connected to each of the skis and the upper part of each of the outer stays being connected to the upper stay, and the lower part of each of the outer stays being connected to the lower stay, that the approximately central part of the lower stay is connected to the lower part of the central stay and the approximately central part of the upper stay is connected to the upper part of the central stay, and that the approximately central part of the central stay is rotatably connected to the seat about a transverse axis perpendicular to the longitudinal axis by a substantially vertical stay.