Thanks Dirk for the tip. I like Erik's lower rear pivot idea, will try it out on the Guinea Pig. Frank, as a trike it's no where nearly as elegant / compact as Howard's, but it can probably carry some cargo in its own travel case (need to find / make one), more info on http://en.openbike.org/wiki/Guinea_Pig Vi >________________________________ >From: Dirk Bonné <dirk.bonne@xxxxxxx> >To: python@xxxxxxxxxxxxx >Sent: Thursday, July 28, 2011 8:41 AM >Subject: [python] Re: AW: Re: Questions about Python-Trike geometry (project >similar to Howard Stevens foldable Python trike) > > >On 28.07.2011 15:53, Frank Schmaus wrote: >Thanks for the input. I anyhow have to place the backwheels far behind, to be >able to roll the collapsed box around and still have enough room for my >laguage. But somehow I thought the wheelbase should not be too wide as it will >increase the danger of tilting to the side, the more lengthy the triangle of >the wheel becomes. >> A solution to that might be: > > http://www.wannee.nl/hpv/variatie/e-var-6.htm > >Dirk > >============================================================ This is the Python Mailinglist //www.freelists.org/list/python Listmaster: Jürgen Mages jmages@xxxxxx To unsubscribe send an empty mail to python-request@xxxxxxxxxxxxx with 'unsubscribe' in the subject field. ============================================================ > >