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Re: [NSW] Improved points operation



If the point blade is continuous rail, what kind of force is needed to move
it?


"Tony Gatt" <baulko@tig.com.au> wrote in message
8qklm3$ugh$1@bugstomper.ihug.com.au">news:8qklm3$ugh$1@bugstomper.ihug.com.au...
> point blade is made from a continuous rail, rather than a "pivoting blade"
> like regular point blades.
>
> Any other theories?
>
> Tony.
>
> "Chris Downs" <cvdowns@ozemail.com.au> wrote in message
> Gykz5.5082$O7.79151@ozemail.com.au">news:Gykz5.5082$O7.79151@ozemail.com.au...
> > Does the recent absence of points failures at critical locations have
> > anything to do with addition of a couple or rollers beneath point
blades?
> >
> > I've noticed these additions on the AL junction points, OP/main west
> > junction at Lidcombe, points on the OP loop and some other points as
well.
> > The rollers are easily identified by their bright yellow casings (which
> are
> > largely free of grime so far).
> >
> > Can anyone add more info on the use of these bearings, do they ease the
> work
> > the points motor does or eliminate seizing?
> >
> > Chris
> >
> >
>
>