Re: [CR]Wheels - Tying and soldering

(Example: Production Builders:Frejus)

Date: Sat, 3 Jan 2009 09:57:09 -0800
From: "JimAllen" <jimallen.ranchita@gmail.com>
To: John Wood <braxton72@gmail.com>
Subject: Re: [CR]Wheels - Tying and soldering
References: <E06D71A8-86CF-48E6-A297-6C9BC4FD4E24@sonic.net> <28dcb8780901030924t49408c07m4152401083131636@mail.gmail.com>
In-Reply-To: <28dcb8780901030924t49408c07m4152401083131636@mail.gmail.com>
cc: classicrendezvous@bikelist.org
cc: classicrendezvous@bikelist.org

This is the point that Jobst Brandt makes in his book.

The spokes are under tension, the tension is increased for the spokes at the top of the wheel and decreased for the spokes at the bottom of the wheel.

Jim Allen the CyclesSmiths Ranchita, CA 92066 760 782 2737

John Wood wrote:
> On Sat, Jan 3, 2009 at 9:52 AM, Todd Teachout <thteach@sonic.net> wrote:
>
>
>> This description is a simplification of elementary column structure
>> principals. A spoke in compression is a column.
>>
>
>
> Isn't a "loaded" spoke being tensioned (stretched) rather than compressed.
> As I learned it, the wheel is supported by the spokes at the top, while the
> ones at the bottom are de-tensioned. I'm sure your "unsupported length"
> still holds (try breaking a 2" pencil stub, compared to a full length one),
> but I think your "column in compression" example is not correct.