[chbot] 'Muscle' wire

[Paul Davey]

It is otherwise known as nitinol, it is a nickel titanium alloy and its
actually the springs made from it that contract when carrying a current due
to the increase in temperature.  I think various internet stores sell the
stuff but it wont be particularly cheap.

On Mon, Jan 11, 2010 at 12:04 AM, jimmy allen <jimmy1248 at gmail.com> wrote:

> I am planning on entering Robocup this year in the robo rescue and
> though that muscle wire(wire that contracts in length when current is
> passed through it) would do a good job for the for the can grabber and
> maybe the lifting mechanism.This would probably make it easier to
> build (Richard also alerted me to the fact that is would be lighter).
>
> So would anyone know where to get 'muscle' wire from relatively easily?
>
>
> jimmy
>
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