Monthly Archives

March 2012

The holy grail of infinitely variable transmissions

The D-Drive: it could be a gearbox revolution, if only people could understand the thing!

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Ready for a bit of a mental mechanical challenge? Try your hand at understanding how the D-Drive works. Steve Durnin’s ingenious new gearbox design is infinitely variable – that is, with your motor running at a constant speed, the D-Drive transmission can smoothly…

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