Patent Document ID: 20140066265
Application ID: 13603995
Patent Flag: 0

Claim One:
1. A ski training device, comprising: a) a frame; b) a first set of rollers mounted on a first set of axles held by said frame and arranged to define a first linear roll path having a rearward portion, a central portion, and a forward portion; c) a second set of rollers mounted on a second set of axles held by said frame and arranged to define a second linear roll path having a rearward portion, a central portion, and a forward portion; wherein said first roll path is substantially parallel to said second roll path; wherein said first set of rollers further defines a first roll surface having a rearward portion, a central portion, and a forward portion; wherein said second set of rollers further defines a second roll surface having a rearward portion, a central portion, and a forward portion; and wherein at least one of the following applies: i) said first roll surface and said second roll surface are each concave when viewed from the side, ii) said first roll surface and said second roll surface each arc or slope upward as one moves along the roll path from its center, iii) the rearward and forward portions of said first roll surface and said second roll surface are higher than their respective central portions when the ski training device is in use on a flat, level surface.