Patent ID: RE40200

Claim:
A bicycle, comprising: a single seat tube sleeve, an elongated seat tube, an elongated down tube, a bottom bracket sleeve, a crank assembly, a front fork assembly, a front fork assembly mounting means, a front tire, a rear tire, and means for braking the front and rear tires, wherein: (a) the seat tube sleeve has an upper end, a lower end and a longitudinal axis extending through the upper end and the lower end of the seat tube sleeve; (b) the elongated seat tube has a first end disposed adjacent the seat tube sleeve, a second end disposed adjacent the down tube, upper and a lower outer surfaces, spaced apart side outer surfaces extending between the upper and lower outer surfaces and a longitudinal axis disposed substantially between the upper and lower outer surfaces of the seat tube; (c) the elongated down tube has a first end disposed adjacent the front fork assembly mounting means and a second end disposed adjacent the crank assembly, upper and lower outer surfaces, spaced apart side outer surfaces extending between the upper and lower outer surfaces and a longitudinal axis disposed substantially between the upper and lower outer surfaces of the down tube; (d) the front fork assembly is disposed adjacent the front fork assembly mounting means; (e) the bottom bracket sleeve supports the crank assembly and is adjacent the second end of the elongated down tube; (f) the longitudinal axis of the elongated seat tube intersects the longitudinal axis of the upper elongated down tube at a location substantially intermediate between the first and second ends of the upper elongated down tube; and (g) the longitudinal axis of the seat tube sleeve intersects the bottom bracket sleeve.