This is centaur (combi drive)

[image: http://img139.imageshack.us/img139/4336/kentavr7xf.jpg]

centaur in action:

[image: http://img47.imageshack.us/img47/1306/img47381bo.jpg]

In unicycle case hands drive do the same, but connected diractly (via)
chain to legs drive.


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mozg
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