 | | Re: high speed railways and strange flat bed cars
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Ben Fleskes wrote in message ... (...) *single* (...) to (...) made (...) rotation (...) with a (...) allowed (...) derail. (...) Actually, the Talgo trains do *not* pivot inward (like your model does, and my version of the Metroliner [1] [2]), but (...) (26 years ago, 22-Mar-99, to lugnet.trains)
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| | Re: high speed railways and strange flat bed cars
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Eric, If the pivot point on you model was moved to the top then you train would act like a Talgo train. Instead of the top moving inward, the bottom would swing out. The swing of the cars has to be translated to a bending of the joint between the (...) (26 years ago, 22-Mar-99, to lugnet.trains)
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| | Re: high speed railways and strange flat bed cars
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(...) THIS.........^^^ is a footnote error. A footnote to a footnote belongs in the footnote text, not after the first footnote reference (...) Like this.........^^^ (...) &&& *** &&& - use a different marking scheme for the footnote listing (...) (26 years ago, 22-Mar-99, to lugnet.trains)
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| | Re: high speed railways and strange flat bed cars
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Christopher Masi wrote in message <36F65C5C.414FB274@c...ne.edu>... (...) act (...) swing (...) go (...) The main difference: with leaning inward, the lean angle has to be mechanically induced by turning the bogies, while in the pendulum structure, (...) (26 years ago, 22-Mar-99, to lugnet.trains)
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| | Re: high speed railways and strange flat bed cars
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(...) How about: on each bogie but the first/last, have 2 vertical axles, one for each car; each with a 24t gear (the 2 of which are meshing). Mount the 2 cars using that bogie (or their pendulum bases, rather) on these 2 axles, and the bogie will (...) (26 years ago, 22-Mar-99, to lugnet.trains)
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| | Re: high speed railways and strange flat bed cars
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Larry Pieniazek wrote: snip stuff about footnoting (...) Right the wheels are not on the same axel. At first I thought this was so the wheels could travel at different speeds, but differentials are not brought up elsewhere in trains (are they) so I (...) (26 years ago, 22-Mar-99, to lugnet.trains)
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| | Re: high speed railways and strange flat bed cars
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(...) That is in fact the reason that they are separate. If they are on a common axle, the outer wheel tends to want to climb up and rub the flange against the inner side of the rail (remember, train wheels have a tapered profile, the diameter on (...) (26 years ago, 23-Mar-99, to lugnet.trains)
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| | Re: high speed railways and strange flat bed cars
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(...) the (...) encouter (...) ends (...) Exactly; rather than the wheelset turning the cars, the first car to enter a curve (or leave it) turns against the "stationary" second car, while the wheelset turns "half as fast", or to half the angle, (...) (26 years ago, 23-Mar-99, to lugnet.trains)
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| | Re: high speed railways and strange flat bed cars
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Christopher Masi wrote in message <36F6B0BC.62F3D5E@cm...ne.edu>... (...) the (...) up (...) The only place I have ever seen differentials mentioned was in relation to geared locomotives like Shays, Climaxes, and Heislers. I think it was Shay who (...) (26 years ago, 24-Mar-99, to lugnet.trains)
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