Subject:
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Re: My Pictures From Brickfest
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Newsgroups:
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lugnet.robotics
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Date:
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Fri, 26 Jul 2002 02:06:07 GMT
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Viewed:
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733 times
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In lugnet.technic, Thomas Avery writes:
> In lugnet.technic, Paul Hanson writes:
> > I saw someone else's photo of this the other day and was mightily intrigued.
> > Looks very cool - but what the heck is it?
> > http://www.texbrick.com/bf2002/bf02_dougc_3.jpg
>
> That is Doug Carlson's Delta Bot. It wasn't fully completed, but he brought
> it along to show.
>
> He explained it to me, and if I remeber correctly, I believe it's a device
> for accurately positioning something in 3-dimensional space. I'd better
> leave the detailed description to him since I'm not familiar with this type
> of stuff.
The way Doug explained it, it's the beginning of a pick and place machine.
What you see in the pic is accurate in the X and Y, he hasn't done the Z
yet. The structure is surprisingly rigid. Almost no flexture.
-Rob.
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Message has 2 Replies:
 | | Re: My Pictures From Brickfest
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| (...) That's because it's a truss :-) A truss is a structure composed of triangles (very simple explaination). A truss is very stiff because its geometry causes all members to be loaded in compression or tension. Theoretically, the members see no (...) (22 years ago, 26-Jul-02, to lugnet.robotics)
| | | Re: My Pictures From Brickfest
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| "Rob Doucette" <lego@nospam.doucettenet.com> wrote in message news:Gzu367.59n@lugnet.com... (...) device (...) type (...) That's not really right - there are no typical "X Y Z" axis designations when dealing with this style of robot. The robot Doug (...) (22 years ago, 27-Jul-02, to lugnet.robotics)
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