Provided is a tricycle including: a tricycle body having a first frame pivoted to a second frame, the first frame having a crank, at least one wheel shaft being rotatably arranged on the second frame; a first linkage assembly arranged on the first frame, the first linkage assembly having a first chain sleeving a first and a second chain wheels, the first chain wheel being coupled to the crank; a second linkage assembly arranged on the second frame, the second linkage assembly having a second chain sleeving a third and a fourth chain wheels, and the fourth chain wheel being coupled to the wheel shaft; and a transmission module having a first and a second universal joints connected to two ends of a telescopic cylinder respectively, the first universal joint being connected to the second chain wheel, and the second universal joint being connected to the third chain wheel.
TRICYCLE CAPABLE OF ROLLING
DREIRAD MIT ROLLFÄHIGKEIT
TRICYCLE POUVANT ROULER
2024-11-27
Patent
Electronic Resource
English