[python] Re: Evolution Bike

  • From: Jürgen Mages <jmages@xxxxxx>
  • To: python@xxxxxxxxxxxxx
  • Date: Thu, 17 Feb 2011 20:22:26 +0100

Thanks Olaf, that's inspiring.
the older ones might also remember a contraption built by the Australian Robert Waryszak (see attached photo). 

Jürgen.

On 17.02.2011 19:53, Olaf Johansson wrote:

Here is another ... well it's not a geared hub exactly ... only one
gear, but if you don't mind pushing the cranks hard when going from
still stand you can actually design it to have the ratio of your
choice.

http://www.unicyclist.com/forums/showthread.php?t=36273

http://www.unicyclist.com/forums/showthread.php?t=52571


Olaf

JPEG image

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