Patent ID: 7857326
Filing Date: 2010-12-28
Classification: B62B,B62D,Y10T

Abstract:
1. A traction increasing runner for mounting on the underside of a snowmobile ski, comprising: a runner body fabricated of one piece stamped metal having a predetermined hardness, a central base portion having upper and lower faces and extending longitudinally between opposite longitudinal ends and laterally between opposite sides, and including a pair of longitudinally extending runner portions provided along said laterally opposite side of said base portion and fabricated of the same one-piece stamped metal as that of the base portion and fixed to said base portion by intervening bent portions of said runner body such that said runner portions project transversely downwardly of said base portion and terminate at lower free edges thereof and defining a generally U-shaped channel on an underside of said runner body; and mounting structure, secured to said runner body in spaced relation to said U-shaped channel, operative to mount said runner body on the underside of the snowmobile ski; said runner portions being formed with longitudinally staggered notches and including carbide wear strips secured in said longitudinally staggered notches, wherein the mounting structure comprises at least one mounting tab fabricated of the same one piece stamped metal as that of the runner body projecting from said upper face of said base portion away from said runner portions and wherein the mounting tabs and base portion have the same thickness.