I am Douglas Tarlow

Product Design, Technology and Innovation.

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Catching Elephant is a theme by Andy Taylor

 

The design goal of Gravia is to provide light in a room (600-800 lumens—roughly equal to one 40 watt incandescent lightbulb), over a period of 4 hours, using people to generate power. (via Clay Moulton - Core77’s Greener Gadgets Design Competition 2008) A weight falls over a 4 hour period, harnessing the energy to create light.

The design goal of Gravia is to provide light in a room (600-800 lumens—roughly equal to one 40 watt incandescent lightbulb), over a period of 4 hours, using people to generate power. (via Clay Moulton - Core77’s Greener Gadgets Design Competition 2008)

A weight falls over a 4 hour period, harnessing the energy to create light.

  1. tlow posted this