[CR]More on Weinmann Concave Rims

(Example: Framebuilders:Richard Moon)

To: fred_rednor@yahoo.com, classicrendezvous@bikelist.org
Date: Sat, 11 Nov 2006 08:26:43 -0500
In-Reply-To: <120145.48812.qm@web30601.mail.mud.yahoo.com>
From: <oroboyz@aol.com>
Subject: [CR]More on Weinmann Concave Rims

Dear folks:

These rims changed over the years, in makeup as well as in alloys used and in country of manufacture.. Earliest versions had eyelets, were high polished, and made in Belgium. Later versions were non-eyeleted (is that a word?), a satin-to-dull finish (particle blasted?) and made in the USA.

My comments do not address their relative strength and I think Super Champion 58s are a superior rim, but having said that, I, like Fred, in the 1970s used these rims a lot on my bikes (those also used alot in those days!) and received good service from them. (To each, his/her own!) Dale Brown cycles de ORO, Inc. 1410 Mill Street Greensboro, North Carolina 27408 USA 336.274.5959 http://www.cyclesdeoro.com http://www.classicrendezvous.com -----Original Message----- From: fred_rednor@yahoo.com To: classicrendezvous@bikelist.org Sent: Fri, 10 Nov 2006 7:52 PM Subject: [CR]Weinmann Concave Rims

I think Joseph B-Z is confusing the Weinmann Concave rims with the less expensive Weinmann rims that resemble the current Velocity Twin Hollow parts.

In any event, I had the true Weinmann Concave rims on my tandem on my tandem and they definitely had eyelets. Also, they struck me as both stiffer and having a harder surface than the Super Champion 58s.

My wife an I put thousands of miles on those rims, loading up the bike with both front and rear panniers. We also put thousands of miles of Super Champion 58s, when we switched from 27" to 700c. In my experience, the Weinmann was the more reliable rim.

The is no denying, though, that some spoke wrenches simply will not work with the Concave profile. I will also concede that the Model 58s were easier to clean. Whether the Model 58s were actually more aerodynamic - in practice on a built up bicycle - is debatable.

Parenthetically, this is what I mean by loaded: http://new.photos.yahoo.com/fred_rednor/album/576460762322385988/photo/294928803253892364/2

Pedantically yours,
Fred Rednor - Arlington, Virginia


--- Sheldon Brown wrote:


> Joseph Bender-Zanoni wrote:
> >I'll chime in with some guesses why Sheldon declares these
> >"exacrable". The first is that they are heavy. If you want
> a heavy
> >strong rim, use a Mod. 58. The second is that for all the
> weight,
> >the alloy is a bit soft and they are not all that strong.
> No
> >eyelets. Difficult to seat tires and potential to blow off
> tires
> >because of concave inner surface causing rim strip to
> interfere with
> >tire bead . A very inelegant rim in my opinion.
>
> Right. In addition, they're anti-aerodynamic, accumulate
> dirt, and
> my favorite spoke wrench won't work with them.
>
> Sheldon "Aside From That, How Did You Like The Play, Mrs.
> Lincoln?" Brown
> +-------------------------------------------+
> | If we had no faults, we would not take so |
> | much pleasure in noticing them in others. |
> | - Francois, Duc de la Rouchefoucauld |
> +-------------------------------------------+
> --
> Harris Cyclery, West Newton, Massachusetts
> Phone 617-244-9772 FAX 617-244-1041
> http://harriscyclery.com
> Hard-to-find parts shipped Worldwide
> http://captainbike.com
> Useful articles about bicycles and cycling
> http://sheldonbrown.com
> _______________________________________________
>

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