[python] Re: Hub gears
- From: "Marc Huebner" <marchuebner@xxxxxx>
- To: python@xxxxxxxxxxxxx
- Date: Sun, 08 Aug 2010 18:03:26 +0200
Hi Torben
One side is alu, the other ist POM-C. Until now it works fine (2'000km).
Marc
> -------- Original-Nachricht --------
> Datum: Thu, 05 Aug 2010 09:07:10 +0200
> Von: Torben Scheel <torben@xxxxxxxxxx>
> An: python@xxxxxxxxxxxxx
> Betreff: [python] Re: Hub gears
>
> Nice work!
>
> Is it Nylon (polyamid) bushings you have used? Are they stable enough at
> high effect?
>
> Cheers,
> Torben
> > //-------------- Original Message: --------------
> > 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"
> > > 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 b
> uying
> > > > 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
> > > >
> > > >
> > > >
> > > & gt; ============================================================
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> > --
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