Patent ID: 7666124
Filing Date: 2010-02-23
Classification: A63B

Abstract:
1. An exercise machine including: a) a frame including a right vertical rail spaced from and parallel to a left vertical rail, b) a moveabte section rollably connected to the vertical rails of the frame for operably transmitting forces from the user to the exercise machine, c) the moveable section further including a U shaped moving rail which includes a forwardly projecting left horizontal rail and a forwardly projecting right horizontal rail rigidly interconnected at a rear portion of each horizontal rail thereof with a horizontally oriented cross member, d) the moveable section further including at least two bearing means, one for rollably connecting the right horizontal rail to the right vertical rail and one for rollably connecting the left horizontal rail to the left vertical rail such that the U channel independently and simultaneously moveable along a horizontal direction and vertical direction, e) a weight stack operably connected to the frame and the moveable section for providing resistance to vertical movement of the moveable section, f) a counter weight connected to the frame and the moveable section for counter balancing the weight of the moveable section, g) wherein the moveable section further includes at least one cross bar rigidly connecting together the bearing means for maintaining relative uniform vertical motion of the left and right horizontal rails, h) wherein the cross bar operably simultaneously connected to the weight stack and the counter weight.