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Subject: 
Re: new switch designs...... help needed!
Newsgroups: 
lugnet.trains
Date: 
Wed, 14 Sep 2005 04:16:35 GMT
Viewed: 
1885 times
  
In lugnet.trains, Ross Crawford wrote:
   In lugnet.trains, Ondrew Hartigan wrote:
   Hey all,

While at the NMRA show this past July I was talking with a few people about the custom switches I make and I was given a challenge. In short the challenge was to make these:



The double-Y will be difficult to do with both switches at the same position. You’d have to have some way to ensure both aren’t set to reverse (curved) at the same time, and a reliable way to direct the train when both are normal (straight). Probably better to offset them by a few studs, as most (all?) such points are normally done.

ROSCO


you make a good point. i should be able to use a 4 or 8 stud offset with little or no huge problems. either way i think it’s going to be fun which is what matters anyway. ondrew



Message has 3 Replies:
  Re: new switch designs...... help needed!
 
(...) Just thinking out loud here.. maybe consider a 16-stud offset (1 track length), primarily because it would be easier to join your track with, and not need a cut track to mate up with a 4 or 8 stud offset. it would make your double Y 48 studs (...) (19 years ago, 14-Sep-05, to lugnet.trains, FTX)
  Re: new switch designs...... help needed!
 
(...) Ondrew, I see you have a single slip at 45 degrees there. I remember seeing a 22.5 degree crossing someone made from 2 straights, so that if two tracks were 32 studs apart with a switch on each and a straight connecting them, another track (...) (19 years ago, 14-Sep-05, to lugnet.trains, FTX)
  Re: new switch designs...... help needed!
 
(...) I was checking out a real three way point (switch) while waiting for the train home. The one in question has quite a large offset. However I don't think you need to worry about having both points set for the outside roads at the same time as (...) (19 years ago, 14-Sep-05, to lugnet.trains, FTX)

Message is in Reply To:
  Re: new switch designs...... help needed!
 
(...) The double-Y will be difficult to do with both switches at the same position. You'd have to have some way to ensure both aren't set to reverse (curved) at the same time, and a reliable way to direct the train when both are normal (straight). (...) (19 years ago, 14-Sep-05, to lugnet.trains, FTX)

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