Jan
14
Ricoh Builds Cylindrical Drum Wind Turbines
- January 14th, 2009
Ricoh is installing an Earth-friendly billboard at it’s Time Square location. The billboard will be powered by the sun and wind. The wind trurbines are a unique design.
There are “26 blades spinning in each of the sign’s 16 turbine drums, piled in four 45-foot-high vertical stacks. When operating at their average speed [...]
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