[modeleng] Re: sprockets
- From: "Terry Lane" <tel@xxxxxxxxxxx>
- To: <modeleng@xxxxxxxxxxxxx>
- Date: Wed, 1 Sep 2004 14:38:19 +1000
I'd love to see a pic Ec
> It was roughly 1in -1ft. The chamber being 7in wide, it should have been
at
> least 70in long to have been to scale. It was in fact 36in plus 6in each
end
> for the canal, the limiting factor was the size of the car. I could post a
> photo.
>
> E.W.
> ----- Original Message -----
> From: "Terry Lane" <tel@xxxxxxxxxxx>
> To: <modeleng@xxxxxxxxxxxxx>
> Sent: Tuesday, August 31, 2004 10:09 PM
> Subject: [modeleng] Re: sprockets
>
>
> > What scale Ec?
> >
> >
> > > I built & displayed a canal lock last September at Ironbridge for a
BBC
> > > program on industrial inventions with Adam Hart Davies. The program
was
> > > shown over 6 weeks during the autumn.
> > >
> > > E.W.
> > > ----- Original Message -----
> > > From: "alanjstepney" <alan@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx>
> > > To: <modeleng@xxxxxxxxxxxxx>
> > > Sent: Monday, August 30, 2004 10:56 PM
> > > Subject: [modeleng] Re: sprockets
> > >
> > >
> > > > That sounds like an interesting project.
> > > >
> > > > I reckon that the lock is one of those jobs that appears tricky at
> first
> > > > glance, but once you come to think about it, a real simple solution
> will
> > > > present itself.
> > > >
> > > > alan@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
> > > >
> > > > www.alanstepney.info
> > > > Model Engineering, Steam Engine, and Railway technical pages.
> > > >
> > > > ----- Original Message -----
> > > > From: "Terry Lane" <tel@xxxxxxxxxxx>
> > > > To: <modeleng@xxxxxxxxxxxxx>
> > > > Sent: Monday, August 30, 2004 9:07 PM
> > > > Subject: [modeleng] Re: sprockets
> > > >
> > > >
> > > > Thanks Richard - yes, the diameter is a bit flexible & that would be
> big
> > > > enough. To make the problem a little clearer (?) this wheel is
wanted
> > for
> > > > the drive system under a HO scale canal. One big sprocket at one end
> > under
> > > > the turning pool, two smaller ones at the other - ditto, & a couple
of
> > > idler
> > > > wheels to hold everything in shape (coming down the narrow central
> canal
> > > > section) The chain carries a series of rare earth magnets that pull
> the
> > > > barges along thru' the water.
> > > >
> > > > We did have the whole system operating on cable drive with MDF
pulleys
> > (on
> > > > spring arms for tensioning) but the customer wants to revert to his
> > > original
> > > > concept of chain drive.
> > > >
> > > > Once we get all this sorted it's back to getting the working lock to
> do
> > > just
> > > > that (work). And they wonder why men drink????
> > > >
> > > >
> > > > > Hi Terry,
> > > > >
> > > >
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