FULL-DRIVING BIKE Russian patent published in 2018 - IPC B62M1/12 

FIELD: transportation.

SUBSTANCE: invention relates to the field of transport, in particular to full-driving bicycles. All-wheel-drive bicycle includes a frame, a rear wheel, a rear wheel-drive rear wheel drive, a front wheel, a fork and a front-wheel drive chain consisting of a drive chain and driven sprockets, a driven sprocket shaft, and a saddle. Drive sprocket shaft of the manual drive is mounted on the additional bracket. Driven sprocket is connected by a freewheel clutch to the front wheel. At the ends of the shaft of the driven sprocket, two cranks are rigidly fixed, that are pivotally connected by intermediate links-connecting rods with the right and left levers. An additional shaft bracket of the drive chain sprocket of the manual transmission is made behind of the front wheel swivel fork. Crankshafts of the right and left lever-crank mechanisms are displaced towards each other in the direction of rotation.

EFFECT: increase in the compactness of the bicycle is achieved.

1 cl, 5 dwg