Subject:
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Re: Tangent between two circles in 3D space?
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Newsgroups:
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lugnet.cad.dev
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Date:
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Thu, 23 Jan 2003 15:01:29 GMT
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Reply-To:
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Steven B. Combs <steven@^spamless^bricksinmypocket.org>
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Viewed:
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3010 times
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Kevin,
I have been watching this thread with great interest and it is really fun to
watch the community pitch in and assist you. Would you do me a favor. When
you finally have the solution, could you summarize in a post? I plan on
using this as a teaching point for one of my college courses.
Thanks,
Steven
--
Steven B. Combs, Publisher
Bricks in my Pocket (BimP)
http://www.bricksinmypocket.org
http://faculty.ivytech.edu/~scombs/robotics
BimP Submission Information:
http://www.bricksinmypocket.org/submissions.html
lugnet member #414
"Kevin Clague" <kevin_clague@yahoo.com> wrote in message
news:H94xC1.11z@lugnet.com...
> In lugnet.cad.dev, Anders Isaksson writes:
> > "Kevin Clague" <kevin_clague@yahoo.com> skrev i meddelandet
> > news:H92o0p.CGB@lugnet.com...
> > >
> > > In 3D space you can have circles that are tangent along one line. • Imagine
> > a
> > > vertical bar that has a circle attached tangentially, but can turn • around
> > > the bar, and slide up and down the bar. Attach another circle to the • bar
> > > with the same capabilities. You can hold one circle fixed, and place • the
> > > other circle an infinite number of places and orientations and still be
> > > tangent to the line.
> >
> > Line = Intersect(C1.Plane, C2.Plane)
> > if (Dist(C1.Center, Line) = C1.Radius) and (Dist(C2.Center, Line) =
> > C2.Radius) ...
> >
> > (Or have I misunderstood?)
>
> This looks great! This is what I was trying say the other day during my
> ah,hah! moment, but not so tersely. Now I just need to know how to • calculate
> the intersection of the line and each circle and I'll be all set I think. • I'll
> do some scrougin on that.
>
> Thanks,
> Kevin
> > --
> > Anders Isaksson, Sweden
> > BlockCAD: http://user.tninet.se/~hbh828t/proglego.htm
> > Gallery: http://user.tninet.se/~hbh828t/gallery/index.htm
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Message is in Reply To:
 | | Re: Tangent between two circles in 3D space?
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| (...) This looks great! This is what I was trying say the other day during my ah,hah! moment, but not so tersely. Now I just need to know how to calculate the intersection of the line and each circle and I'll be all set I think. I'll do some (...) (24 years ago, 22-Jan-03, to lugnet.cad.dev)
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