Alt-BEAM Archive
Message #13017
To: beam@sgiblab.sgi.com
From: Ben a micklin beam@sgiblab.sgi.com
Date: Tue, 4 Apr 2000 15:24:04 -0500
Subject: Re: Almost Complete Walker
Sparky,
Rather hilarous picture. Why don't you "teach"/program the robot to say
"STOP IT! Those Are MY legs and not yours so don't tug on 'em!"
~ben~
On Mon, 03 Apr 2000 13:17:00 -0500 SG writes:
> At 08:33 AM 4/3/00 -0700, you wrote:
> >Hey, that's great!
> >
> >I'm anxiously awaiting the birth of a son (August 6) and I like to
> imagine
> >teaching him to build bots.
>
> along the lines of what you guys are talking about...
> I couldn't resist sending this picture....
> yeah, yeah, I know.....
> but hey its only 10k.
> -Sparky
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13018 Tue, 4 Apr 2000 15:57:57 -0500 Re: [alt-beam] Re: Active Feeler alt-beam@egroups.com Ben A Micklin Bas,
I'm getting the same rpoblem with my FLED!
~ben~
On Tue, 04 Apr 2000 11:37:34 PDT "sebastiaan van Vliet"
writes:
>
> I'am desperate, I have a nice walking walker, but ICAN NOT MAKE A
> SIMPLE
> FLED SE ! What am I doing wrong. The motor only gives a little
> "tick" when
> the Fled Burns, but it doesnt "trigger". Is my motor too big? Looked
> up the
> transistor connections, and they seem allright......where's that
> rope?
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13019 Tue, 4 Apr 2000 08:26:35 -0400 Re: Almost Complete Walker Richard Piotter
> I was wondering...
>
> Can brass servo "horns" be purchased anywhere? That'd be perfect for
> mounting legs to servos!
>
>
> "Phillip A. Ryals" wrote:
> >
> > Hey, that's great!
> >
> > I'm anxiously awaiting the birth of a son (August 6) and I like to
imagine
> > teaching him to build bots. How old was Kyle before he really got into
it?
> >
> > The bit about attaching the legs to the servos... Has he tried epoxy?
I
> > just use old clothes hangers cut to the proper length, bend them, and
attach
> > them to the servo horns. I put in an extra bend in the center and rough
it
> > up with some cutters so there's plenty for the epoxy to grab onto. It
works
> > like a charm.
> >
> > Tell him congrats, btw.
> >
> > -phillip
> >
> > ----- Original Message -----
> > From: David Simmons
> > To:
> > Cc:
> > Sent: Sunday, April 02, 2000 8:26 PM
> > Subject: Almost Complete Walker
> >
> > > Hey All,
> > >
> > > Almost complete walker complete, almost.
> > >
> > > I mentioned last week that Kyle (9 going on ten for those that don't
> > > know) had started to breadboard the almost compete walker circuit of
> > > Beam Online fame. I expected several failures the first time round due
> > > to the pure number of connections. Consider, the addition of the two
> > > H-Bridges, and LEDs to indicate gait. However he made only one
mistake,
> > > missing a pin with one of the .22uf caps, which didn't long for him to
> > > debug.
> > >
> > > The same day he started to layout the circuit on pref. board, was
nearly
> > > complete when he had to put it to the side for a few days. The week
was
> > > nuts so he wasn't able to get back to the project until yesterday.
> > > Yesterday he completed the pref. board and the frame work and hooked
it
> > > all up with jumpers. At that moment he was ready failure, or at least
> > > major problems. At first it just wiggled around in one spot, with a
> > > quick flip of the connections for the back servo and it started to
walk
> > > across the table. He tested the reverse, and the started to finish off
> > > the body etc.
> > >
> > > Today he was busy right from the morning to get everything just the
way
> > > he wanted it so it will ready to show off to a few friends,
grandparents
> > > and so on. Making the tactile sensor, mounting it, mounting the
battery
> > > pack and so on.
> > >
> > > For the entire project my involvement was limited to a little dremel
> > > work, and paying for the parts. This one he wanted to do all on his
own.
> > >
> > > O.K. the proud Dad part is over.
> > >
> > > There is some work left to be done, he plans on making some better
legs
> > > once he finds a better way to mount to the servos and gluing down the
> > > power switch. Just little details like that.
> > >
> > > Thanks to all the talk about the almost complete walker over the past
> > > few weeks that I've been passing onto Kyle he was well prepared for
the
> > > problems that occurred and to avoid most of them all together.
> > >
> > > Regards,
> > > Dave
> > >
>
> --
>
>
> Richard Piotter The Richfiles Robotics & TI web page:
> richfile@rconnect.com http://richfiles.calc.org
>
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