Alt-BEAM Archive
Message #02441
To: beam beam@corp.sgi.com
From: Sean Rigter rigter@cafe.net
Date: Sat, 17 Apr 1999 16:21:26 -0700
Subject: [alt-beam] Re: Master Slave Monocore (was Slave BiCore
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Wilf Rigter wrote:
> I know that some readers already know this stuff but I thought you might enjoy reading it and especially the surprise ending in the next post.
And without further delay here it is!
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2442 Sat, 17 Apr 1999 18:33:18 -0500 [alt-beam] Re: Shape Memory Alloy (Trivia???) beam Richard Piotter Electric motors used to be ineficient as well, but they got better.
Never underestimate the advances in technology. Just look at what we're
doing with solar panels and motors now! That would have beed
unimaginable years ago!!!
Dennison wrote:
>
> Hah! Low current SMA? There's a fantasy.
>
> Dennison
>
> >but doesn't SMAs take up a lot of current... hmm... if theres any version
> >that doesn't do so... heh heh mind recommending it to me? i guess i'll
> >really need them... :)
> >
> >rdgs
> >zulu
> >
> >----------
> >> From: Richard Piotter
> >> To: beam
> >> Subject: Shape Memory Alloy (Trivia???)
> >> Date: Saturday, April 17, 1999 11:45 AM
> >>
> >> I know this probably isn't pertenent to BEAM, but I just thought it was
> >cool!
> >>
> >> Since I got my new G3, I disassembled my Apple PowerBook 1400cs to sell
> >> for parts and or salvage. Amazingly, I've managed to even sell the
> >> motherboard! Anyway, i looked at the PCMCIA eject mechanisms, and i just
> >> realized, they are driven by a pair of Shape memory alloy wires: MUSCLE
> >WIRE!!!
> >>
> >> COOL!!!
> >>
> >> I thought it was cool enough that they used some on the Mars Pathfinder!
> >> Geeze! The powerbook uses at least twice as much! Shape memory alloy is
> >> a good technology, and it shows! I can't wat to see teh developments
> >> over the next decades! Maybe we can someday use it for tiny solar
> >> walkers! Think of how efficient it may become in the future... Imagine
> >> what we'll figure out in the future! I personaly don't care about the
> >> "legalese" of BEAM, cause i build my bots with whatever technology
> >> works, and I do it for MY pleasure (that and to show them off! Hehe! :)
> >> --
> >>
> >>
> >> Richard Piotter
> >> richfile@rconnect.com
> >>
> >> The Richfiles Robotics & TI web page:
> >> http://richfiles.calc.org
> >>
> >> For the BEAM Robotics list:
> >> BEAM Robotics Tek FAQ
> >> http://people.ne.mediaone.net/bushbo/beam/FAQ.html
--
Richard Piotter
richfile@rconnect.com
The Richfiles Robotics & TI web page:
http://richfiles.calc.org
For the BEAM Robotics list:
BEAM Robotics Tek FAQ
http://people.ne.mediaone.net/bushbo/beam/FAQ.html
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