Hi all As an inspiration a picture of my selfmade excentric bottom bracket of my airbike. Marc -------- Original-Nachricht -------- > Datum: Wed, 4 Aug 2010 08:58:08 +0100 > Von: "Boyd, Mark" <mark.boyd@xxxxxxxxxxx> > An: python@xxxxxxxxxxxxx > Betreff: [python] Re: Hub gears > Hi Gerald > > Thanks for that. It is good to know that it can be done. Have you gone for > an eccentric bottom bracket, or haven't you found chain tension to be an > issue? > > Cheers > > Mark > > -----Original Message----- > From: python-bounce@xxxxxxxxxxxxx [mailto:python-bounce@xxxxxxxxxxxxx] On > Behalf Of Gerald > Sent: 03 August 2010 21:11 > To: python@xxxxxxxxxxxxx > Subject: [python] Re: Hub gears > > Hi Mark, > I use a SRAM 9-Speed hup in my python and it seems all right. It even has > a coaster break - nice thing, you do not have to put your hand to the > "handlebar" to break. > I think it is not a big issue with the weight of the hub while you ride > the python. Your legs left and right of the hup will weight a lot more than > the hub. > As far as I know, the iMotion9 I use is even heavier than the Rohloff - > albeit not as noble. > If the hub has a reasonable price, I would sugget to go ahead and get it. > > Best regards > Gerald > > > The only point I would > > Boyd, Mark wrote: > > Hi Everyone > > > > A friend of mine has a Rohloff speed hub that I am thinking of buying > > for my python project. If I include an eccentric bottom bracket, it > > shouldn't need any other chain tensioning device, and may even work > > with a chain case. This should make for a very tidy drive train. > > > > Other than the silly price tag that this would come with, can anyone > > think of a reason why this wouldn't work? In particular, although I am > > prepared for the inevitable bruising that learning to ride will bring, > > do you think that having such a heavy hub will increase wheel flop and > > so make the learning process even harder? If so, would you advise, > > say, adjusting the steering head angle and if so to what? > > > > Thanks in anticipation. > > > > Mark > > > > > > > > ============================================================ > > > > 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. > > > > ============================================================ > > > > > > > > ============================================================ > > 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. > > ============================================================ > > > > ============================================================ > > 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. > > ============================================================ > -- Marc Hübner Hauptstrasse 47 CH-4143 Dornach 0041 61 701 25 14 marchuebner@xxxxxx http://www.liegerad-tour.ch.vu/ GMX DSL: Internet-, Telefon- und Handy-Flat ab 19,99 EUR/mtl. Bis zu 150 EUR Startguthaben inklusive! http://portal.gmx.net/de/go/dsl
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