Patent ID: 6746384
Filing Date: 2004-06-08
Classification: A63B,Y10S

Abstract:
An apparatus for strengthening with exercises a subject's lumbar muscles, said apparatus comprising:a seat having a width so that the top surface of said seat fully contacts the back of the sitting subject's legs, a vertical support member to which the back end of said seat is attached so that the centerline extending from the front to the back of said seat forms an angle with said vertical member in the range of 65 to 75 degrees with the front end of said seat being inclined downward to the surface on which said vertical support member stands, a base attached to the bottom end of said vertical support member, and a pad mounted to said vertical support member at a position above said seat, said vertical support member being hollow and having an open top end in which is fitted in a telescoping arrangement an enlongated, inner vertical suport member, said vertical support member further having a clamping means which allows the inner vertical member to be adjustably clamped to said vertical support member while the inner vertical member's top end is extended to one of a specified range of adjustable heights above said vertical support member, said seat being attached to said inner vertical member so as to allow said seat to be adjustably placed at a specified height above the surface on which said vertical member stands.