Alt-BEAM Archive

Message #07998



To: beam@sgiblab.sgi.com
From: Richard Piotter richfile@rconnect.com
Date: Thu, 25 Nov 1999 00:20:57 -0600
Subject: [alt-beam] Re: photowalker video & Quadrapod/Hexapod II legs


Thank you!

David Perry wrote:
>
> yes, its quite simple, i've made up an aluminium frame for one. I have a
> electronics magazine with the design. I just haven't had the cash to by the
> servos or controller, i'll scan it as soon as i can.
>
> David Perry
>
> -----Original Message-----
> From: Richard Piotter
> To: beam@sgiblab.sgi.com
> Date: Thursday, 25 November 1999 2:23
> Subject: Re: photowalker video & Quadrapod/Hexapod II legs
>
> >I opened up Quicktime Pro and exported your video to Sorensen 2 codec.
> >It's 3.8 MB at best quality compared to about 4.5 MB for the Cinepak
> >codec. Cinepak is a common codec, and is included in Quicktime. I
> >recomend it, even if it's a little bigger (or a lot bigger). Good
> >choice! I also LOVED the video! That thing looks strongly phototropic!
> Impressive!
> >
> >I just built a cardboard prototype of what appears to be a replica of
> >the Lynxmotion Quadrapod and Hexapod II leg assemblys. If they are
> >sucessful, I will port the designs on my web page, as soon as I can
> >regain access to the server. I need to get my new password (I think).
> >Hehe! 8 pieces for the basic structure, plus servos, servo horns (I
> >think that's what they are called), and the hardware such as screws and
> >nuts. I've got nearly everything figured out, except the mounting of the
> >vertical servo and the bottom piviot.
> >
> >Does anyone here have a Quadrapod or Hexapod II from Lynxmotion? I'd
> >like to know hopw the vertical servo and the bottom of the leg assembly
> >is mounted and how exactly it's mounted to the body as well??? I guess
> >nylon or aluminum spacers could be used for the bottom pivot.
> >
> >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.
> >
> >That, and I'll SHARE!!! (:
> >
> >
> >Wilf Rigter wrote:
> >>
> >> I had a lot of trouble with this file using RealPlayer versions 6 and 7
> but
> >> good old version G2 works fine.
> >>
> >> Wilf Rigter mailto:wilf.rigter@powertech.bc.ca
> >> tel: (604)590-7493
> >> fax: (604)590-3411
> >>
> >> > -----Original Message-----
> >> > From: BotDoc [SMTP:botdoc@yahoo.com]
> >> > Sent: Wednesday, November 24, 1999 12:46 PM
> >> > To: beam@sgiblab.sgi.com
> >> > Subject: Re: photowalker video
> >> >
> >> >
> >> > Sorry for those of you who downloaded the file and got
> >> > nothing. I don't know the first thing about file
> >> > compression. If that happened to you and you are
> >> > using windows you might be able to just view the
> >> > preview (click on the file properties). I used a file
> >> > compression called Indeo video 5.10. That one seemed
> >> > to make the smallest file size. I just opened the
> >> > link with netscape and had no troubles with it.
> >> > Anyway, I uploaded it again using Cinepak Codec by
> >> > Radius. I was told that it might be a more universal
> >> > compression type so maybe those of you with macs
> >> > aren't left out (not sure if it will work on them
> >> > though). It is 4.5mb or so though and can be seen
> >> > here
> >> > http://www.geocities.com/ResearchTriangle/Node/3904/pw.avi
> >> > justin
> >> >
> >> >
> >> > =====
> >> > A motor is a robot waiting to happen
> >> > __________________________________________________
> >> > Do You Yahoo!?
> >> > Thousands of Stores. Millions of Products. All in one place.
> >> > Yahoo! Shopping: http://shopping.yahoo.com
> >
> >--
> >
> >
> >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



7999 Thu, 25 Nov 1999 02:25:19 -0500 [alt-beam] Re: photowalker video & Quadrapod/Hexapod II legs "Richard Caudle" > > >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

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