
Bicycle with toothing
The homemade product was sent by: German IzmalkovDescription:The bicycle has a frame on which two gear rims are mounted with the ability to rotate on rods around the centers of their initial circles, made in the form of arcs, connected by gear engagement with the rear wheel through bushings, having a connection with the wheel through freewheel mechanisms of one direction of action, both of these engagements are the same, the axes of these rods of the gear rims, on which they rotate on the frame, have a rigid connection with consoles with pedals and at the same time these consoles are connected to each other by a flexible connection, for example, a cable that passes through a block mounted on the frame with the ability to rotate.
A similar bike in action: