Re: Air Dump Cars

Dave_A Wrote:
-------------------------------------------------------
> OR and OS were modified by the D&RGW in that the
> "air dump" mechanism seems to be home brew
> (rebuilt at least once), and only one air hose
> shows on the photos of the cars so that the train
> line fed both the car brakes and the "air dump"
> cylinders. The body tilt/side open mechanism was
> WWS, a mouse trap type of over center
> contraption. There is some speculation that the
> "air dump" mechanism installed by the D&RGW was
> not so much for dumping the car as is it was for
> pulling the dump body back up on center after
> being dumped. The Google search mentioned in
> another post should yield a PDF of a WWS catalog
> that has a lot of information about the various
> car offerings, including what would have been the
> original construction of OR/OS before the "air
> dump" stuff was added. Dave G has a drawing
> that shows what I call the mouse trap end
> mechanism in both the tilt body on center position
> and the dumped position. I hope he can post
> that for you.
>
> If anyone knows how the car was plumbed for air, I
> sure would like to know as the photos I am working
> from do not show this very well, and some of what
> I think would be required for both train air
> brakes and air dump to be charged from the train
> line does not show up.
>
> The photo is modeling content, kit-bashed OR and
> OS from a Don Winter kit from long ago (left with
> the correct 24 inch wheels) and the Rio Grande
> Models kit (with 26 in wheels because 24" wheels
> were not available when RGM packed the kit).
>
> Dave Adams
> [attachment 39932 IMG_3555.JPG]


Those are definitely some nice looking cars! I'm curious, are the brakes, inside hung?

I wish I had been around when the Don Winter kits were available...

Robert