On Wed, 8 Apr 2009 17:53:40 -0700, "Calif Bill"
wrote:

Plus you get much of the energy back going down I think ...
--
Cliff

I doubt they have regenerative braking.


http://www.technewsworld.com/story/G...r-2-66751.html
"Features include electronic acceleration, steering and braking;
vehicle-to-vehicle communications; and autonomous driving and parking."

They'd probably lose too much energy without it.

http://www.segway.com/puma/
"Add in regenerative braking capability (being able to recharge while
decelerating) and that’s some smart battery tech."
--
Cliff