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Old 04-19-2016, 11:49 AM   #4
Diaphone Jim
Junior Master Dwellar
 
Join Date: Sep 2007
Location: Northern California
Posts: 2,122
I am doing some research, but I have to admit that the motive principal here is not immediately clear.
Battery in the "tank" and a motor in the rear hub?
Probably not battery and motor in the hub:
https://www.superpedestrian.com/
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