Alt-BEAM Archive
Message #05457
To: beam@sgiblab.sgi.com
From: Richard Piotter richfile@rconnect.com
Date: Wed, 28 Jul 1999 23:26:06 -0500
Subject: [alt-beam] Re: Another contest entery!
Maybe after he wins he will!!! Hehe! (:
"Travis D." wrote:
>
> I don't suppose we can get you to post a basic
> schematic for the LEM???
>
> --- Bob Shannon wrote:
> > Sean Rigter wrote:
> >
> > > Bravo Bob!
> > >
> > > A BEAM "tour de force".
> > >
> > > That's some serious documentation with intriguing
> > extrapolations to keeps us
> > > wanting for more. I will have to read this several
> > times to absorb all the
> > > information of the design and it's behaviours some
> > of which will no doubt be
> > > clarified by watching the videos (let alone the
> > real thing)
> > >
> >
> > Wow, thanks, the response to LEM is very flattering!
> > I'm just very glad no one has
> > asked
> > me to tell how I came up with the design (I'll never
> > admit anything).
> >
> > > I already have a simple tri-radial Nutating motion
> > platform design (NuREM) on the
> > > drawing board which is indeed a significant
> > departure from the LEM design as it's
> > > focus is high functionality with low structural
> > complexity.
> > >
> > > The details will follow within a day or two.
> > >
> > > regards
> > >
> > > wilf
> >
> > One reccomendation based on watching LEM fling my
> > photovores aside...
> >
> > I highly reccomend you use compliant motor mounts.
> > Any form of suspension at all
> > seems to make a good deal of difference in the
> > performance of all BEAM designs from
> > single motor Symets to photovores.
> >
> > I'm also interested in the idea of flexible
> > couplings between the motor/driver
> > segments.
> >
> > LEM has no such suspension, other than an
> > experimental set of compliant rubber feet
> > made from Radio Shack toggle switch covers.
> >
> >
> >
>
> _____________________________________________________________
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--
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
5458 Wed, 28 Jul 1999 22:19:52 EDT [alt-beam] playstations beam@corp.sgi.com Bumper314@aol.com I am looking for the lense focus unit to a sony playstation...i know i saw
them somewhere but cant find them now, any body know?
Steve
5459 Thu, 29 Jul 1999 14:49:52 +1000 playstations beam@corp.sgi.com Bumper314@aol.com [mailto:Bumper314@aol.com]
I am looking for the lense focus unit to a sony playstation...i know i saw
them somewhere but cant find them now, any body know?
Steve
5460 Thursday, 29 July 1999 9:06 Re: good news about my competition entry at last... beam@sgiblab.sgi.com Bob Shannon
>
>
>David Perry wrote:
>
>> Well, those motors on my caterpillar bot aren't as efficient as i
>> thought. So i tried hooking up a larger battery (6volt lantern
>> battery, yikes!) and off it went. I was really surprised how the motor
>> turned continuously like that. Anyway, with some larger batteries i'll
>> be ready well under 2 weeeks. Any one have any suggestions for
>> batteries? I started by using extra heavy duty ni-cads (2) but that
>> don't seem to be working. David Perry
>>
>> Battery problems Eh?
>>
>> Sure, I'll help, but I have a few questions.
>>
>> How much current does it draw, at 3 volts, and at about 6 volts?
>>
>> I have some small Ni-MHD cells that are far better than Ni-CAD cells.
>> These might be what you need.
>
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