The invention discloses a portable stand-up riding bike which comprises a front frame, a bike body, a folding connecting rod, a front fork, a V-shaped folding handlebar, a front wheel, two rear wheels and a driving mechanism, wherein the front frame is composed of a front head tube, a diagonal bracing tube, a first connecting lug and a second connecting lug by welding; the bike body is composed of a front beam tube, a rear beam tube, a driving seat and a panel by connecting; the driving seat is composed of a positioning shaft, a first bearing, a second bearing and a third bearing; the front beam tube is connected with the first connecting lug, the folding connecting rod is connected with the second connecting lug and the front beam tube; the front fork is connected with the front head tube, the front wheel and the V-shaped folding handlebar; the driving mechanism is composed of a foot bar, a long circle, a step tread, a crankshaft gear set, a secondary gear set, a rear wheel axle and a rear wheel axle gear by interconnecting, and arranged on the driving seat; a rear left wheel is connected with a left head of the rear wheel axle by screwing, and a rear right wheel is connected with a right head of the rear wheel axle by sleeving.
Portable stand-up riding bike
2015-05-20
Patent
Electronic Resource
English
IPC: | B62K Fahrräder , CYCLES |