Subject:
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Re: Working brakes for Lego trains
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Newsgroups:
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lugnet.trains
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Date:
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Mon, 29 Jan 2001 23:27:37 GMT
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Viewed:
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754 times
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In lugnet.trains, James Powell writes:
> Without the small Pnumatic cylinder, I Ldrawed the trucks for my brakevan.
> Note, that this only shows one side of it fitted with brakes, whereas both must
> be fitted, and this requires lots of fine adjustment (as regards to gearteeth)
> to get it to work. It does, however give the ideas behind the system. It also
> (Ben, take note) gives a way to transmit power down to a truck, without using
> the same shaft for power transmission as for pivoting around.
>
> http://news.lugnet.com/cad/dat/models/?n=1503
>
> James
Ah. Very neat. But, do you have a way of triggering it automatically if
the train starts to run away down a slope?
Jason.
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Message has 1 Reply:
 | | Re: Working brakes for Lego trains
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| (...) Didn't need to, like retainers on a real train, the whole thing was set into action before hand. I suppose, one could use a rcx with the rotation sensor to sense the speed of the train, and apply the brakes in proportion to the speed of the (...) (24 years ago, 30-Jan-01, to lugnet.trains)
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Message is in Reply To:
| | Working brakes for Lego trains
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| Without the small Pnumatic cylinder, I Ldrawed the trucks for my brakevan. Note, that this only shows one side of it fitted with brakes, whereas both must be fitted, and this requires lots of fine adjustment (as regards to gearteeth) to get it to (...) (24 years ago, 29-Jan-01, to lugnet.trains)
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