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Brake Chains

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  • Member since
    December 2015
  • From: Shenandoah Valley
  • 9,094 posts
Brake Chains
Posted by BigDaddy on Saturday, March 28, 2020 7:32 PM

I'm watchin a a review of the Rapido B36. with the brake chain.  Fortunately I know it's not a break chain.  But there is alot of slack in it.  I have no real world railroad experience.  Does the slack go away to activate the brake.

Henry

COB Potomac & Northern

Shenandoah Valley

  • Member since
    August 2003
  • From: Collinwood, Ohio, USA
  • 16,367 posts
Posted by gmpullman on Saturday, March 28, 2020 7:38 PM

BigDaddy
Does the slack go away to activate the brake.

Yes. These long hand brake chains seem to be a common design on some GEs and many of the Alcos.

 DnH_5020-brakes-set by Edmund, on Flickr

Some later locomotives are equipped with power-assist hand brake gear.

Unfortunately, model chain leaves a lot to be desired when trying to replicate the real thing. The model chain in your photo looks more like anchor chain, but there are always compromises.


[edit]

Here are a couple of better examples: (note the EMD trucks)

 Brake-Off by Edmund, on Flickr

Above, handbrake released; below, handbrake applied:

 Brake-set by Edmund, on Flickr

 

 

 

Good Luck, Ed

  • Member since
    March 2012
  • 1,162 posts
Posted by PC101 on Sunday, March 29, 2020 12:07 AM

That Rapido chain looks to me like the links are to big for a brake chain.

Edit: ok I see this was mentioned above.

  • Member since
    January 2004
  • From: Canada, eh?
  • 13,375 posts
Posted by doctorwayne on Sunday, March 29, 2020 10:15 AM

We have the same problem with modelling the brake chains on freight and passenger cars, too...

The finest chain I've been able to find is 40 links/inch, at least twice as big as what might look realistic. 
I think that it's acceptable only because we know that there should be chain there, and the tendency is to accept it, even though it's grossly oversize.

Wayne

 

  • Member since
    December 2001
  • 1,190 posts
Posted by mvlandsw on Monday, March 30, 2020 12:08 AM

All the model chain that I have seen has round links. The appearance can be improved by squeezing each link into an oval shape.

Mark Vinski

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