Patent ID: 7513855

Claim:
A folding exercising machine, comprising: an upright, said upright comprising a bottom frame at a bottom side thereof for positioning on a floor, said bottom frame comprising a connecting structure, two horizontal pegs horizontally aligned at two sides and spaced above said bottom frame at a distance, and two connectors respectively pivotally coupled to said horizontal pegs; two handlebars respectively fastened to said connectors and turnable with said connectors about horizontal pegs, said handlebars each having a bottom lug; two pedal frames respectively pivoted to said bottom lugs of said handlebars, said pedal frames each having a bottom pin downwardly extending from a bottom side thereof remote from said bottom lugs of said handlebars; and a wheel module pivoted to said bottom frame of said upright and alternatively set between an operative position and a non-operative position, said wheel module comprising a receiving structure disposed at a front side thereof and pivotally coupled to said connecting structure of said bottom frame of said upright, a wheel, two pedal cranks respectively connected to said wheel at two sides for rotating said wheel, said pedal cranks each having a rear end and a socket at the rear end for receiving said bottom pins of said pedal frames respectively when said wheel module is set in said operative position, and a transverse bar disposed at a rear side thereof for positioning on a floor, wherein said wheel module comprises a wheel guard protecting said wheel, and a retaining ring fixedly provided at a top side of said wheel guard, and wherein said upright comprises a retaining member for fastening to said retaining ring of said wheel guard to hold said wheel module in said non-operative position.