Primo prototipo di Dynosfera
Laido Laido

The Dynosphere was invented Dr J H Purves in 1932. It differed from the other monowheel designs in that it was wide enough to stand up by itself, without the need for continuous balancing. The outside of the wheel was part of the surface of a sphere.

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Idee Storia
giovedì 15 luglio 2010 - 1:26

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