Subject:
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Re: Tri-axle Prussian State Railroad Coaches
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Newsgroups:
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lugnet.trains
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Date:
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Thu, 9 Jan 2003 17:10:08 GMT
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Viewed:
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961 times
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OK, Here you go...
http://www.brickshelf.com/gallery/SEBarile/coaches/Tri-Axle/tri-axle_just_wheels.jpg
I have heard of the translating center wheelset within 3 a axle bogie to
irradicate the planer issuses thru curves. Great idea, can you repost a link
to that. I'd love to see it and it would make for a good url trail on this
topic.
SteveB
In lugnet.trains, Jason J. Railton writes:
> In lugnet.trains, Steve Barile writes:
> > Here's what I came up with when thinking about what to build with the
> > current green coaches. The wheel geometry came from a collaboration between
> > Dan Parker (PNLTC) and James Mathis about 3 years ago (thanks guys). I first
> > saw this when Dan showed us and I couldn't believe the center wheel, "how
> > weird", but cool to model for something different. A simple design but
> > captures the essence. I can't seem to find any images of these on-line,
> > anyone over in Europe have a link?
>
> Could you describe how they work? I've used sliding blocks for my tri-axle
> wheelsets, although they can't be any longer overall than a normal
> twin-axles base. Are you using a pivoting lever system, because you said
> they had trouble backing up?
>
>
> Jason J Railton
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Message has 3 Replies:
 | | Re: Tri-axle Prussian State Railroad Coaches
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| (...) years ago, after James showed off his first tri-axles, I came up with this design, which is not too far away from yours: (URL) 12V wheels have the advantage to make a lower design possible. (URL)I have heard of the translating center wheelset (...) (21 years ago, 9-Jan-03, to lugnet.trains)
| | | Re: Tri-axle Prussian State Railroad Coaches
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| (...) with respect to the end wheels. Also, the ball-and-socket elements are "swapped". I'm certainly not sure if this different geometry behaves any better when being pulled or pushed. My 3-car set of this design is now deconstructed. Any chance (...) (21 years ago, 9-Jan-03, to lugnet.trains)
| | | Re: Tri-axle Prussian State Railroad Coaches
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| (...) Here's a quick MLCAD sketch of my version: (URL) like yours though, as it adds flexibility to the end axles. Mine is still limited by the separation of the two outermost axles, like any two-axled wagon. Perhaps a better method would be a (...) (21 years ago, 12-Jan-03, to lugnet.trains)
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Message is in Reply To:
| | Re: Tri-axle Prussian State Railroad Coaches
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| (...) Could you describe how they work? I've used sliding blocks for my tri-axle wheelsets, although they can't be any longer overall than a normal twin-axles base. Are you using a pivoting lever system, because you said they had trouble backing up? (...) (21 years ago, 9-Jan-03, to lugnet.trains)
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