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Uploaded by livewombat on Oct 12, 2006
One problem with the PPV human-powered tandem proto-velomobile was that its gearing was cumbersome. Despite having only three speeds, it used an amazingly clunky gearbox.
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some audio would be handy.
mr1000rx 6 months ago
The new models are seven speed and use an internal gearing system.
ekimebam 2 years ago
Wow, a chain driven auto style transmission. The question is, is it more efficent than either planitary or derailer type drive systems?
Luminaring 4 years ago
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some audio would be handy.
mr1000rx 6 months ago
The new models are seven speed and use an internal gearing system.
ekimebam 2 years ago
Wow, a chain driven auto style transmission. The question is, is it more efficent than either planitary or derailer type drive systems?
Luminaring 4 years ago