Alt-BEAM Archive
Message #13734
To: beam@sgiblab.sgi.com
From: Phillip A. Ryals phillip@ryals.com
Date: Thu, 20 Apr 2000 22:02:46 +0800
Subject: efficient launcher?
> I had this groovy idea, but I'm not sure if it can actually be done
> efficiently. Maybe someone could give me some pointers?
>
> I was thinking that it would be cool to implement a grappling hook type
> system to allow a robot to get over large obstacles. It would require
> some type of winch system that retracts the line, and I think this has
> already been done with 'window washers'. But what about a launcher? I
> really don't think there's an efficient way to do it with a solenoid or
> motor... I just don't think a beam cicuit could really launch anything
> very far. I think it would need to be a system where a gear motor
> wiches the hook onto a spring. Then, you would need some sort of quick
> release to get the full force of the spring. I think a big problem
> might be the friction of the line used. That might be overcome if the
> hook had some weight though.
>
>
> Is this all just wishful thinking? It sounds like a LOT of trouble to
> go to, but I think the effect would be pretty cool. Set the bot in
> front of a wall three times it's height, and watch the bot climb it.
>
>
> Any ideas?
>
>
> -phillip
>
>
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