Railway design, construction, and gardening

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Last post 09-15-2009 10:42 PM by chistech. 6 replies.
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09-10-2009 10:39 AM
Offline billtrainthomas
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Joined on 09-10-2009
Posts 2

Home-built turnouts (switches)

I am currently building a #5 turnout in G gauge (code 332 Stainless Steel Aristo Craft) following the articles in recent issues of Garden Railways.  I have found nothing in my junk box to use as the throw bar, which needs to be non-conductive.  I called my local hobby store about using stock styrene, but he reminded me it would not be UV resistant.  Any thoughts on what I might use for a throw bar outdoors and where I might find it?  Needs to be about 6 inches long, and approx. .25X.25.  Would the same cedar work for the throw bar as it does for the ties?  Also, if you try this, I suggest brass rail over stainless.  Time on the grinder is a killer. 

09-10-2009 3:29 PM In reply to
Offline cabbage
Not Ranked
Joined on 02-27-2005
Peak District UK
Posts 702

Re: Home-built turnouts (switches)

 What you make the "point actuator" out of, does not really matter -provided the rails are still insulated one from another. It would be possible to use a length of brass strip, (or rail!), and mount the pins to the rails in. (say). insulating nylon or tufnol sleeves. Thus you could move the points as required and still be "true to type" as the Southern Railway used scrap rails to make signal posts, buffer stops and point actuators with...

 regards

 
ralph
 

09-10-2009 4:40 PM In reply to
Offline billtrainthomas
Not Ranked
Joined on 09-10-2009
Posts 2

Re: Home-built turnouts (switches)

Thank you Ralph. I'm still amazed at the communication possibilities with the internet.  Hope I can return the favor at some point. 

09-11-2009 7:45 PM In reply to
Offline kstrong
Top 500 Contributor
Joined on 09-23-2003
Centennial, CO
Posts 967

Re: Home-built turnouts (switches)

How about plexiglass? I've used that outdoors for quite some time for this, that, or the other (even throwbars) without issue.

Later,

K

09-13-2009 4:17 PM In reply to
Offline SNOWSHOE
Not Ranked
Joined on 12-03-2007
NJ (Kittatinny Mountains)
Posts 416

Re: Home-built turnouts (switches)

For my aristo turnouts I used door bolt locks for my switch throws

 

 

09-13-2009 5:54 PM In reply to
Offline Greg Elmassian
Not Ranked
Joined on 08-21-2005
North Coastal San Diego
Posts 326

Re: Home-built turnouts (switches)

 I think he was asking about the throw bar, which connects the 2 switch points, not the throw mechanism.

If it's outside, black UV resistant plastic is best. You can buy the ones from Aristo, but unfortunately, that is the only part of an Aristo switch that is not UV resistant.

Most black plastics will work better than something clear, since the UV rays cannot penetrate the outer layer of the plastic. Black nylon might be best.

Regards, Greg

09-15-2009 10:42 PM In reply to
Offline chistech
Not Ranked
Joined on 09-14-2009
Posts 2

Re: Home-built turnouts (switches)

At a electronics store they sell a fiberglass board panels used for making circuit boards. It is usually  green or light brown in color. It can be had in different thicknesses and can be cut with a fine blade on a motorized mitre box. Cut it in 1/4" wide strips to make the throw bar. It's very strong also. It can be painted also.

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