Re: [CR]Re: pedal x f/wheel overlap

(Example: Framebuilders:Cecil Behringer)

Date: Tue, 10 Jan 2006 08:42:01 -0800 (PST)
From: "Fred Rafael Rednor" <fred_rednor@yahoo.com>
Subject: Re: [CR]Re: pedal x f/wheel overlap
To: Classicrendezvous@bikelist.org
In-Reply-To: <9544C4F568FAB045BA02DD1742602DEB041C5A9E@TFTMEXCH1.tufts.ad.tufts.edu>


Christopher, Bear in mind that many older British bikes - especially those built before WW2 - had extremely long top tubes, especially in the smaller sizes. I'm referring to frames with say, 19.5" seat tubes and 22.5" top tubes. Certainly, such a frame, set up with 165mm cranks and 26" tires might not have overlap, even with fenders. But my 1973 Witcomb, which I suspect is typical of the era, has noticable overlap with 165mm cranks and 700x25mm tires. Of course, this is a racing frame which doesn't have fender eyelets. You can click on the following URL to get a good idea of the geometry. Note that the overlap is already apparent in the topmost photo: http://www.classicrendezvous.com/British/Witcomb_UK_FR.htm

I don't have photos of my circa 1960s Armstrong but it also had a bit of overlap. That was with 170mm cranks and 27x1.25" tires, but I never rode with fenders. If I had, the overlap would certainly have been quite obvious. Best regards, Fred Rednor - Arlington, Virginia (USA)

--- "Barbour, Christopher" <Christopher.Barbour@tufts.edu> wrote:
> Jan Heine writes:
>
> The typical British high-trail geometries (with much less
> fork rake)
> often did have toeclip overlap, especially
> when set up with fenders.
>
> ---------------------------------------------------------
> ---------------------------------------------------------
>
> Jan, I have ridden many British bikes, dating from the 1890s
> to the
> 1970s, and my friends own quite a few such machines in sizes
> from 19"
> c-t upward. None of these bikes have toe clip overlap with
> fenders. I
> cannot recall ever seeing a British bike from the classic
> era, apart
> from some track bikes (and not even all of those) that did
> not have a
> fairly large fork rake. I am curious to know what British
> bikes, and
> from what eras, you have found to have high-trail geometry.
>
> Christopher Barbour
> Boston, Mass.

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