The RetroBot is a wind-powered walking machine constructed from recycled materials.

Dimensions: 15 feet tall x 6 feet long x 5 feet wide                                  

Power: 8 foot diameter anemometer connected to 128:1 gear reduction

Retrobot Maximum Velocity (15mph wind): 20 yards/ fortnight                  

The RetroBot as installed in an outdoor exhibition.

(The wooden support structure was added to allay museum curator fears of walking machine related tramplings.)

 The RetroBot's unprotected MDF gears survived 2 years of Massachusetts weather

 Initial RetroBot concept sketches

 Lego Prototype of Retrobot walking mechanism

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