13 Mar '12, 5pm

Help Kickstart the First Compact Contactless Bicycle Dynamo

Help Kickstart the First Compact Contactless Bicycle Dynamo

Magnic Light /Video screen capture Bicycle commuters have a need for good lighting before dawn and after dusk, but the majority of bike lights have one major drawback - they need batteries, which take precious resources to both manufacture and recharge. But a revolutionary new bike product aspires to take batteries out of the equation, by powering its light with eddy currents from the bicycle's own rims. The Magnic Light system contains a magnet driven dynamo, and works with all standard bike wheels (except full carbon ones) and all bicycle types. The Magnic system is enclosed in a single box with no cables and no openings, which makes it completely waterproof. The system operates with an air gap of more than 5mm between it and the wheel, so snow and dirt cause no problems for the unit's operation (which tends to plague other side-dynamo designs). "Magnic Light is the firs...

Full article: http://www.treehugger.com/gadgets/help-kickstart-first-co...

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