VEHICLE MUSCULAR DRIVE Russian patent published in 2014 - IPC B62M1/24 B62M1/00 

FIELD: transport.

SUBSTANCE: mechanism of kinematical connection of lever pedal elements with drive axle is provided with bushing rigidly mounted on drive frame. Holder is immovably installed on drive axle inside metal bushing. Between immovable metal bushing and drive axle holder there is movable bushing capable to rotate in one direction. The drive axle holder is provided with hole into which plug is inserted, and on the movable bushing at one side ratched wheel-sprocket is rigidly mounted and at the other side ring ratched wheel is rigidly mounted. On the drive axle at both sides bushings are installed which are friction bearings for main conical gears in slots of which keys are located providing connection of bearings with pedal levers. On protruding cylindrical portion of plug bushing is installed which is friction bearing for intermediate conical bearing. Ratched wheel-sprocket and ring ratched wheel provide kinematical connection of pedal levers with link of chain transmission to driving wheel. Kinematical connection is implemented via arrestor catches installed in holes of pedal levers and equipped with compression springs. Drive axle is provided with two locking plates one end of which is rigidly fixed on frame, and on the other end holes are made by which the locking plates fix drive axle by flattened surfaces made on it.

EFFECT: higher drive power.

2 dwg