Patent ID: 6152476
Filing Date: 2000-11-28
Classification: B62B

Abstract:
A folding collapsible baby stroller comprising:a front wheel frame, said front wheel frame comprising two coupling frames bilaterally disposed at a top side, and a front wheel disposed at a bottom side;a rear wheel frame, said rear wheel frame comprising a rear wheel axle, and two rear wheels mounted on two distal ends of said rear wheel axle;a rear wheel brake mounted on said rear wheel frame and operated to lock said rear wheels, said rear wheel brake comprising two lugs respectively and fixedly fastened to said rear wheel frame at two opposite sides above said rear wheels, said lugs each having an elongated slot, two locating plates respectively connected to said rear axle near said rear wheels, a brake lever pivoted to said locating plates and turned between a braking position and a non-braking position, said brake lever having two opposite ends respectively inserted through the elongated slot at each of said lugs, a constraint device connected between said locating plates and said brake lever for holding said brake lever in said braking position, and two brake members respectively mounted on the two opposite ends of said brake lever and suspended above said rear wheels for stopping said rear wheels after said brake lever having been moved to said braking position;a substantially U-shaped handlebar pivoted to said front wheel frame and said rear wheel frame, said handlebar comprising two fixed coupling frames at two opposite ends thereof respectively pivoted to said rear wheel frame, and two fixed connecting tubes respectively pivoted to the coupling frames at said front wheel frame;a seat frame coupled between said front wheel frame and said rear wheel frame, said seat frame comprising a fixed cross bar fixedly connected to the rod members of said front wheel frame, a substantially U-shaped front bearing frame pivoted to said fixed cross bar, a substantially U-shaped rear bearing frame, two slides respectively coupled between two parallel ends of said U-shaped rear bearing frame and two parallel ends of said U-shaped front bearing frame, and two connecting rods coupled between the two parallel ends of said U-shaped rear bearing frame and the upright rod members of said rear wheel frame, said connecting rods each having one end pivoted to said rear wheel frame and an opposite end pivoted to said U-shaped rear bearing frame.