| 摘要 |
transport engineering; folding bicycles and mopeds. SUBSTANCE: rear semiframe 5 has two vertical joints 7 and 8 for Z-like folding of vehicle. Front joint 8, being furnished with lock, couples front semiframe 4 with rear semiframe 5. Front semiframe has drive wheel 1. Rear joint 7 serves as column of fork shaft of steered wheel 2. Handlebar is installed under saddle 10 and is coupled with fork 3 by cable so that, in folded down position, handlebar is arranged parallel to frame and steered wheel 2, after being turned through 180 deg, is arranged under rear semiframe 5. Right pedal 18 in folded down position can be turned around longitudinal axle of crank 19. EFFECT: provision of compactness in folded state. 4 cl, 6 dwg |
