Re: [CR] oversize seat stay caps?

Date: Thu, 14 Jan 2010 19:29:02 -0600
From: "John Thompson" <johndthompson@gmail.com>
Organization: The Crimson Permanent Assurance
To: <Classicrendezvous@bikelist.org>
References: <OFAEC19538.39B37FD8-ON852576AB.0058C760-852576AB.00593F71@LocalDomain> <4B4F64FB.7040202@aol.com>
In-Reply-To: <4B4F64FB.7040202@aol.com>
Subject: Re: [CR] oversize seat stay caps?

verktyg wrote:
> Many builders use/used investment cast or machined steel plugs inserted
> into or over the tops of the seat stays.
>
> http://www.framebuilding.com/Top%20Eyes.htm
>
> The flat sheet metal seat stay caps are a lot more work and the over
> sized ones can be more so to keep them properly located while brazing.
> It's very easy to overheat the thin sheet metal.
>
> The flat brazed on caps and fluted brazed caps can be filed to size to
> be flush with the outside diameter of the seat tube but they are still a
> lot of work.

My first brazing job at Trek was brazing flat plates to the ends of seat stays and then finishing them off. I'd do hundreds of them a day. It took about 15 seconds/stay to finish them (on a bench mounted belt sander) flush with the stay and a little tip left over to bend over the top of the lug.

--

-John Thompson (john@os2.dhs.org)
Appleton WI USA