Newsgroups: comp.robotics
Path: brunix!sgiblab!swrinde!gatech!newsxfer.itd.umich.edu!nntp.cs.ubc.ca!newsserver.sfu.ca!sfu.ca!kkoehn
From: kkoehn@fraser.sfu.ca (Kaari David Koehn)
Subject: Re: nitinol underwater?
Message-ID: <kkoehn.766828154@sfu.ca>
Keywords: nitinol
Sender: news@sfu.ca (seymour news)
Organization: Simon Fraser University, Burnaby, B.C., Canada
References: <2osgb1$bmn@birdie-blue.cis.pitt.edu>
Date: Wed, 20 Apr 1994 07:49:14 GMT
Lines: 28

>	Greetings. Has anyone tried to use nitinol wires as active 
>	elements in underwater robots? If the robot is tethered, power
>	is not a problem and due to the excellent cooling provided by
>	water (especially when moving :-) would permit decent cycle
>	times. And the winning factor for hobbyists like me is that it
>	makes possible build robots that are inherenly water-proof :-)

>	I realize that the working distance depends on overall length
>	and that "strength" depends on # of wires in the bundle. Since
>	weight isn't a big issue under water, this is ideal... no?

>	Before I blow my hamfest $$ on this stuff, any hints or
>	comments? Please tell me this stuff sucks ;-) Dayton, OH
>	here I come....

>	Take care.
>-- 
>+-->Filip "I'll buy a vowel" Gieszczykiewicz | E-mail: filip@alpha.med.pitt.edu
>| ftp to bode.ee.ualberta.ca and get OLD electonics faq from /pub/cookbook/faq
>| Checkout: ftp bode.ee.ualberta.ca and get file /pub/cookbook/contents. Neat.
>| Making money with CS and spending it on EE, robotics, windsurfing, & dreams.

How does the conductivity of water compare to Nitinol?
Is there any danger of just shorting out?

Kaari, kkoehn@sfu.ca
Nitinol hobbyist for a few days now

