Here are some electric bicycles that use a common hand drill as the drive motor (and also as the battery):
What else could a power drill drive that we just assume has to have its own drive motor?
by Craig Meyer, inventor/engineer/consultant/speculator
Here are some electric bicycles that use a common hand drill as the drive motor (and also as the battery):
What else could a power drill drive that we just assume has to have its own drive motor?
This entry was posted on January 13, 2012 at 5:51 am and is filed under Uncategorized.
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