With all this talk about the demultiplicateur's, maybe now some of you are interested in the ones I have for sale? They are genuine NOS Simplex and include the NOS cable that came in the original kit. $20ea. plus $2 for shipping. Please reply directly and include your shipping address too.
Thanks,
Eric Elman
Somers, CT
<mark@bulgier.net>; <Classicrendezvous@bikelist.org> Sent: Wednesday, January 01, 2003 10:51 AM Subject: Re: [CR]Demultiplacateurs...
> Gosh darn- Demultiplicateurs is the right spelling.
>
> Joe
> ----- Original Message -----
> From: "Joe Bender-Zanoni" <joebz@optonline.net>
> To: "Mark Bulgier" <mark@bulgier.net>; <Classicrendezvous@bikelist.org>
> Sent: Wednesday, January 01, 2003 10:45 AM
> Subject: Re: [CR]Demultiplacateurs...
>
>
> > I would say this comes down to the Simplex derailleurs (such as the
> Prestige
> > and Criterium) requiring less cable pull. The plastic Simplex levers
had
> a
> > small "spool" diameter to the point where could not really work well
with,
> > for example, a Suntour (which required rather large cable travel). The
> > demultiplacateur reduces the cable travel to allow a larger spool lever
to
> > interface with a derailleur requiring smaller cable travel. One data
point
> > is that the demultiplacateur came in the bag with NOS Simplex bar-cons
> > (Cross-Commandes) I bought about a year ago from the seemingly endless
> > supply of Ron Boi. I bet the bar-cons pull a fair amount of cable
although
> I
> > can't get at the bike they (and a demultiplicator).are on to check right
> > now.
> >
> > The relais demultiplacateur de transmission avec cable is Simplex Ref.
> 2343.
> > As shown in the Cross-Commandes (Ref. 2615) instruction sheet, the
middle
> of
> > the bellcrank travel would be at the roughly at the point of each cables
> > tangency to the arc about the bellcranks center when set up properly-
the
> > ratio would change very little, if at all, since the changes in the
length
> > of "A" and "B" would be roughly proportional as the crank were rotated
> away
> > from the center position.
> >
> > Joe Bender-Zanoni
> > Great Notch, NJ
> >
> > ----- Original Message -----
> > From: "Mark Bulgier" <mark@bulgier.net>
> > To: "'r cielec'" <teaat4p@yahoo.com>; <Classicrendezvous@bikelist.org>
> > Sent: Wednesday, January 01, 2003 1:21 AM
> > Subject: RE: [CR]Demultiplicators...
> >
> >
> > > If you will kindly turn your attention to
> > > http://bulgier.net/
> > >
> > > Please note that since radius "A" is larger than radius "B", point "1"
> > will
> > > move farther for a given amount of rotation than point "2"
> > >
> > > Since "1" is attached to the shift lever and "2" is attached to the
rear
> > > derailleur, you'll have to move the shift lever farther than normal to
> > move
> > > the rear derailleur a certain amount.
> > >
> > > Since "A" and "B" are changing at different rates through the range of
> > > motion of the bellcrank, the ratio between the two isn't a constant
and
> > even
> > > the average ratio can vary depending on initial conditions - where you
> > > position the bellcrank to begin with. It probably doesn't change
enough
> > to
> > > worry about though; and most people position it to start and end
roughly
> > > equal angles from the neutral angle between chainstay and downtube. I
> > don't
> > > see any advantage to setting it up substantially different from this.
> > >
> > > But the most important thing is...... Happy New Year!
> > >
> > > Mark Bulgier
> > > Seattle, Wa
> > > USA
> > >
> > >
> > > > -----Original Message-----
> > > > From: r cielec [mailto:teaat4p@yahoo.com]
> > > > Sent: Tuesday, December 31, 2002 7:49 PM
> > > > To: Classicrendezvous@bikelist.org
> > > > Subject: Re: [CR]Demultiplicators...
> > > >
> > > >
> > > >
> > > > Is there a photograph or illustration of this device ?
> > > > Richard Cielec
> > > > Chicago, Illinois
> > > > Philcycles@aol.com wrote:
> > > > In a message dated 12/30/02 6:04:03 PM, sachs@erols.com writes:
> > > >
> > > > >This may just prove that logical arguments aren't the story,
> > > > and that Phil
> > > > >
> > > > >is right.
> > > >
> > > > The "feel" thing comes direct from a Simplex ad.
> > > > Phil Brown
> > > > NoHo, Ca
> > > > _______________________________________________
> > > >
> > > >
> > > > ---------------------------------
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