RWLR - Robin Wood Light Railway
- Keith S
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- tom_tom_go
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dizzysteamer
- tom_tom_go
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Glad you like it dizzy.
The buffer stop still survives today although slightly chewed as my Mother in Law's dog who at the time was a puppy enjoyed jumping up onto the railway and attacking it!
The remaining buildings though needed some TLC after many years outside (although from these photos you would think I have done nothing):



You cannot beat natural weathering
The buffer stop still survives today although slightly chewed as my Mother in Law's dog who at the time was a puppy enjoyed jumping up onto the railway and attacking it!
The remaining buildings though needed some TLC after many years outside (although from these photos you would think I have done nothing):



You cannot beat natural weathering
- tom_tom_go
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- Sylvian Tennant
- Fireman

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- Joined: Wed Aug 10, 2011 4:48 pm
- Location: Teesside
Excellent work there - you've really brought an extra dimension to you line with these.
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- tom_tom_go
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Uncoupling again (stop moaning at the back, it's important when you don't have a continuous loop).
Although the magnets worked you had to get it in the right spot each time and with a live steamer that can be tricky.
Instead, I have had a go at making an uncoupling ramp:
Currently operated by my Deltang transmitter with a servo using a cam to push up the ramp to uncouple. I plan to have the ramp movement automated using an Arduino as I have done with points.
Although the magnets worked you had to get it in the right spot each time and with a live steamer that can be tricky.
Instead, I have had a go at making an uncoupling ramp:
Currently operated by my Deltang transmitter with a servo using a cam to push up the ramp to uncouple. I plan to have the ramp movement automated using an Arduino as I have done with points.
- tom_tom_go
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I debated re-fitting all my locos and stock with Kadee couplers that support either magnetic or onboard servo uncoupling but then gave myself a good talking to while my sanity and wallet decided it was a bad idea as well.LNR:123397 wrote:Nice work Tom, now if the servo was in the loco, it wouldn't matter where it was regarding uncoupling!!
Grant.
I did find this though while researching and never thought of using actuators which could work with Accucraft choppers:
- tom_tom_go
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- tom_tom_go
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Re: RWLR - All change!
I managed to play with both my ladies in the sunshine today, yeah you heard me right










- LNR
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Re: RWLR - All change!
Ah, signs of a well used railway, burnt spot at end of the platform. Glad you found the time to enjoy.
Grant.
Grant.
- tom_tom_go
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Re: RWLR - All change!
Early evening run to test out the new loco's modified choppers with the uncoupling ramp:












- daan
- Fireman

- Posts: 266
- Joined: Wed Apr 12, 2017 9:25 am
Re: RWLR - All change!
Instead of a coil to decouple, you could also use a single wind of a thick wire soldered on a driving axle and a sprung wire attatched to the couplerhook following it. When changing direction the wire (with the hook attatched) will be picked up by the thicker part of the axle where the wind is, thus moving away from the axle. This movement can be used to open the coupler.
When changing direction again, the wire gets off the thicker part of the axle again and the coupler closes. It works in both directions and without any electronics, pure on mechanics. Only drawback is that it makes a light clicking noise because the wire passes the pickup point every revolution of the axle when running in constant direction.
It's not my idea, I read it somewhere, but I can't remember where it was. I guess it was something in an old book about the mechanics of toytrains..
When changing direction again, the wire gets off the thicker part of the axle again and the coupler closes. It works in both directions and without any electronics, pure on mechanics. Only drawback is that it makes a light clicking noise because the wire passes the pickup point every revolution of the axle when running in constant direction.
It's not my idea, I read it somewhere, but I can't remember where it was. I guess it was something in an old book about the mechanics of toytrains..
"En schöne Gruess" from an Alpine railway in Holland.
- ge_rik
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Re: RWLR - All change!
Interesting ideadaan wrote: ↑Sat Apr 15, 2017 9:54 pm Instead of a coil to decouple, you could also use a single wind of a thick wire soldered on a driving axle and a sprung wire attatched to the couplerhook following it. When changing direction the wire (with the hook attatched) will be picked up by the thicker part of the axle where the wind is, thus moving away from the axle. This movement can be used to open the coupler.
When changing direction again, the wire gets off the thicker part of the axle again and the coupler closes. It works in both directions and without any electronics, pure on mechanics. Only drawback is that it makes a light clicking noise because the wire passes the pickup point every revolution of the axle when running in constant direction.
It's not my idea, I read it somewhere, but I can't remember where it was. I guess it was something in an old book about the mechanics of toytrains..
Rik
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