Subject:
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Re: 60 degree problem
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Newsgroups:
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lugnet.build
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Date:
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Thu, 14 Jan 1999 01:20:29 GMT
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Viewed:
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2803 times
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On Wed, 13 Jan 1999 19:06:40 GMT, "James Brown"
<galliard@shades-of-night.com> wrote:
> Larry Pieniazek writes:
> > Duane Hess wrote:
> > > James Brown writes:
> > > > My original question still stands - does anyone have a solution for me?
> > >
> > > Have you tried a Technic 3 blade rotor? It's not *quite* what you are • trying
> > > to build, but I think it should be workable.
> >
> > A 3 blade rotor will give the same angle geometry but I don't beleive it
> > is what James is asking. I believe he is asking how to anchor something
> > to the top of this assembly that is connected to all three legs.
> > Geometrically, there is no arrangement that will work, as there is no
> > right triangle with integral side lengths that has a 60 degree angle.
> > The length of the hypotenuse is not a rational number if the smaller
> > side is 1.
> >
> > Therefore to fix a rectangular plate at the top of this you will need to
> > use some sliding component somewhere.
>
> :-/ That's pretty much the same conclusion I came to. Unfortunately, I can't
> get enough stability from that with the current design. <sigh>
>
> Back to the drawing board <grumble grumble bitch bitch> I _liked_ that design
> too. Maybe I'll sooth my ego by putting up a picture on my site. ;)
Please do that. I can't seem to visualize it with just text and ascii
descriptions. With an actual picture, or maybe an ldraw rendering,
someone may be able to suggest something useful.
-- Terry K --
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Message has 1 Reply:
 | | Re: 60 degree problem
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| (...) How about this? /\ 1/\ \ \/ / /\ \/\/ /\ \ \ / / \/_ _\/ 2 | || | 3 |_||_| Each number is next to a hinge. Is this correct? -Tom McD. (28 years ago, 14-Jan-99, to lugnet.build)
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Message is in Reply To:
| | Re: 60 degree problem
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| (...) trying (...) :-/ That's pretty much the same conclusion I came to. Unfortunately, I can't get enough stability from that with the current design. <sigh> Back to the drawing board <grumble grumble bitch bitch> I _liked_ that design too. Maybe (...) (28 years ago, 13-Jan-99, to lugnet.build)
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