LED lamp uses grandfather clock mechanism for power
The second place winner in the “Greener Gadgets Competition” is Clay Moulton’s LED lamp, which uses a gravity mechanism to generate electricity. To light the lamp, you lift the weight and let it slowly fall.
A Virginia Tech student has created an LED floor lamp that is powered by gravity, using a weight slide similar to the concept of a grandfather clock. The lamp puts out the equivalent of a 40-Watt bulb, and lasts four hours per cycle. The mechanism is expected to last 200 years.
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Posted on Wednesday February 20th
