Alt-BEAM Archive

Message #08022



To: beam@sgiblab.sgi.com
From: Senior kyled@cruzers.com
Date: Thu, 25 Nov 1999 20:57:07 -0700
Subject: [alt-beam] Re: motion powered metal detector...


I don't really know how mines work but I would suppose if your close
enough to be able to detect it with a metal detector, you're close
enough to set it off ;) Maybe that's the idea? ;))

I'm sure if Tilden's bots can set one off a person could very easily

Kyle

Timothy Flytcher wrote:
>
> This will be come a common product in the near feature ... but they are NOT
> designed to be sensitive... they are made for the US army for giving out in
> poorer countries (that we have mined the sh#% out of) as mine sweepers...
> meant to be a disposable item... low tech... and useless as a true metal
> detector...
> Timothy...
> >
> >In the UK there was a motion powered metal detector shown on 'Tomorrow's
> >World'. The power came from a pendulum geared to a motor. The swing of
> >the pendulum was limited to keep the gears in contact.
> >This was passed onto a rectifier circuit and then onto what I would
> >imagine would be something like a basic solar engine circuit. Perhaps
> >this could find some use (unlike the metal detector which still needed
> >tweaking a bit).
> >
> >Ken
>
> ______________________________________________________
>


8023 Friday, 26 November 1999 2:51 Re: photowalker video & Quadrapod/Hexapod II legs beam@sgiblab.sgi.com Richard Piotter
>Nope. Not in this dinky little farm town. They don't even have
>plexiglass! asked 3 places!
>
>Richard Caudle wrote:
>>
>> Your local hardware store should have Lexan sheet in stock.
>>
>> Richard (the elder)
>>
>> ----- Original Message -----
>> From: Richard Piotter
>> To:
>> Sent: Thursday, November 25, 1999 9:18 AM
>> Subject: Re: photowalker video & Quadrapod/Hexapod II legs
>>
>> > Sounds interesting! Where can I order this material? I have to travel
>> > out of town just to get plexiglass!!! I'm considering using a combo of
>> > transparent material and the yellow sheets from Lynxmotion. I've worked
>> > with Plexiglass and it is a little af a pain to mess with. If I can
find
>> > some, I'll have to try this Lexan material. Thank you!
>> >
>> > Of course, with the new saw, I might try to go with a few metal pieces,
>> > if I can get the metal and the blades for it!
>> >
>> > Richard Caudle wrote:
>> > >
>> > > > > >If anyone knows anything about the Lynxmotion design, send it on
>> over!
>> > > > > >$200 is too much for me, and if I can do the same with less than
>> $20 of
>> > > > > >Plexiglass (CLEAR!!!), then I think it's work the extra work and
>> > > designing.
>> > >
>> > > Don't use Plexiglass! It's too brittle and hard to work with. Lexan
on
>> the
>> > > other hand is a miracle substance. You can even bend it without
>> heating
>> > > it! Just leave the paper on it until after you've drilled and bent
it!
>> > >
>> > > Richard
>> >
>> > --
>> >
>> >
>> > 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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