The invention provides an X-shaped folding portable tricycle. The X-shaped folding portable tricycle comprises a front inclined pipe, an inclined rotary pipe, a rear inclined frame, a locking mechanism, a V-shaped folding handlebar, a saddle, a front axle, two front wheels, a rear wheel and a driving mechanism. The inclined rotary pipe is formed by connecting a front circular pipe, a rear circular pipe and a rear fork. The front circular pipe is rotationally connected with the front inclined pipe, the rear fork is provided with the rear wheel, and the rear inclined frame is formed by welding the rear inclined pipe, a five-way pipe, an inclined connecting pipe, a front axle seat, a left connecting piece, a right connecting piece and a seat pipe. The seat pipe is connected with the saddle, the front axle seat is connected with the front axle, the front axle is connected with the two front wheels, the left connecting piece and the right connecting piece are rotationally connected with a thick-wall pipe of the front inclined pipe, a groove-shaped seat of the locking mechanism is welded to the seat pipe, a hook-shaped piece is rotationally connected with the groove-shaped seat, a lock catch is welded to the front inclined pipe, the hook-shaped piece is locked to the lock catch, the V-shaped folding handlebar is connected to the front circular pipe, a middle shaft of the driving mechanism is connected to the five-way pipe, a crank is connected to the middle shaft, a right crankshaft is connected with a crankset provided with a flywheel, pedals are connected to the crank, and a small chain wheel is connected to the front axle.
X-shaped folding portable tricycle
22.04.2015
Patent
Elektronische Ressource
Englisch
IPC: | B62K Fahrräder , CYCLES |