Re: [CR]1970s Routens brazing technique

(Example: Framebuilders:Norman Taylor)

In-Reply-To: <6.2.1.2.0.20060626125641.02de6808@pop.netzero.net>
References: <p06230903c0c6046318cd@[192.168.8.3]>
Date: Tue, 27 Jun 2006 03:28:07 -0400
To: classicrendezvous@bikelist.org
From: "micke anderson" <sb2346@gmail.com>
Subject: Re: [CR]1970s Routens brazing technique


Thanks to all that has answered my questions!

I have added a bunch of pictures of the frameset and some components:

http://www.monoform.com/temporar/gallery2/main.php?g2_itemId=444

Thanks again, Mike Gothenburg Sweden


>At 04:45 PM 6/26/2006, micke anderson wrote:
>>1
>>Questions:
>>1. how come the builder have not filled out the stays? is it a:
>>"French thing", I have seen these gaps many times. For instance in:
>>VBQ vol. 1 no. 1, page 11, photo no. 2 1962 Alex Singer randonneur.
>>2. quality wise, does it matter, will it make the frame less "good"
>>in any aspect?
>>3. if I remember it correct, rear dropouts are mostly bronze brazed
>>(theses days), but can I assume these are silver brazed?
>>4. about gap in brake bridge; is it poorly built, is there a chance
>>that bridge will "cave in" so to speak? Can it be risky to ride the
>>bike, If feels solid though?
>
>
>1. Undoubtedly the builder meant to leave them open. One could
>argue it's lighter that way. But one could also argue it's ugly.
>Beauty is in the eye of the beholder and all that stuff though.
>
>2. Does it matter? If it doesn't break then it doesn't matter from
>a functional standpoint but aesthetics matter. See #1.
>
>3. I'd bet Pergolizzi's weight in jelly beans the drops are brass
>brazed. That would be very much in keeping with what most builders
>use.
>
>4. The brake bridge is made of seamed tubing. Poorly built? I
>don't know about that but it does seem a little short sighted to
>orient the seam where they did. It's maybe a non-issue if they
>reinforced the bridge at the brake hole otherwise the bridge will
>collapse if one over-tightens the brake bolt.
>
>Curt Goodrich
>Minneapolis, MN