10 Jun '11, 3am

Bike Design Genius

Bike Design Genius

For bicycle aficionados, the opportunity now exists to ride chainless, to cruise about town worry-free about the pant legs getting caught. Curious? Then it’s time to meet the Alpha Bike , a chainless drive creation from a team of mechanical engineering seniors at the University of Pennsylvania. Built in-house by the engineering team, the Alpha Bike features an internal chainless drive that can be switched between fixed gear drive and freewheel electronically. The bike’s drive-train, brake systems and onboard electronics are hidden inside a custom-machined frame. An LCD display on the handlebars updates the rider on important journey information. An interesting photo slide show is available on the designer website . According to the designers, the bottom bracket of the bike houses what is called the Switchable Integrated Free-Fixed Transmission (SWIFT) Drive system. SWIFT u...

Full article: http://cleantechnica.com/2011/06/09/bike-design-genius/

Tweets

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