Leonardo’s Pushbike

Leonardo’s Pushbike – The Ride by Ellsworth featuring NuVinci’s Continuously Variable Planetary (CVP) transmission – gizmag Article
 A bicycle 517 years in the making? Well, perhaps not – Leonardo Da Vinci’s original mind-boggling sketches of the first Continuously Variable Transmission (CVT) used a spiral shaped cog to achieve the goal of perfectly smooth gear ratio alteration. NuVinci’s CVP transmission uses tilting balls to achieve a similar effect.

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