Patent ID: 6171216
Filing Date: 2001-01-09
Classification: A63B

Abstract:
An angle adjusting device for a treadmill having a frame with a running belt thereon, a handgrip frame extending from the frame, the angle adjusting device forming at least one of front and rear supports supporting the frame on a surface and comprising:a) a pair of locating plates extending downwardly from a bottom of the frame; and,b) a polygonal ground-contacting member having at least three ground-contacting sides, pivotally attached to each of the pair of locating plates by a pivot, a distance between the pivot and each of the ground-contacting sides being different for all of the ground-contacting sides, whereby an angle of the frame relative to the surface may be varied by pivoting the ground-contacting members to bring one of the at least three ground-contacting sides into contact with the surface.