[modeleng] Re: Ga1 experiments. Does LBSC "Tich"*0.66 = LBSC "Small Bass"?

Did you also take a look at the 3 cylinder Shay on the
homepage of the referred link?

Al Messer

--- Terry Lane <tel@xxxxxxxxxxx> wrote:
> Hmmmm very interesting. While it's very 'Tich like'
> in some ways, there are
> some fundamental differences, notably the inside
> valves and the shape of the
> frames. O/a length & boiler diameter are about the
> same as a 'full size'
> Tich. What I'm looking at doing is actually scaling
> the whole thing down -
> around 8" long over the beams & a 2" diameter
> boiler. That boiler, BTW, will
> come out at only about 120mm long - cut a piece of
> stock for the barrel
> today, figure if I can get the boiler working ok in
> that size, then the rest
> will just naturally fall into place (well, that's
> the theory any'ow).
> 
> ----- Original Message -----
> From: "R.L. Roebuck" <rlr20@xxxxxxxxxxxxx>
> To: <modeleng@xxxxxxxxxxxxx>
> Sent: Monday, July 26, 2004 7:22 PM
> Subject: [modeleng] Ga1 experiments. Does LBSC
> "Tich"*0.66 = LBSC "Small
> Bass"?
> 
> 
> > Hi there Harry,
> >
> > Your Tich*0.66 may already have been done by LBSC
> himself. Assuming that
> > you're considering the scaling on a large boiler
> tich, I suspect you'd
> > come out with something not too far removed from
> "Small Bass". Some
> > details of which you can see on...
> >
> >
>
http://www.sidestreetbannerworks.com/locos/loco24.html
> >
> > What do you reckon?
> >
> >
> > Yours,
> >
> >
> > Rich.
> >
> > On Sat, 24 Jul 2004, Harry Wade wrote:
> >
> > > At 08:12 PM 7/24/04 +1000, you wrote:
> > > >Nothing partic'lar at this stage [snip]
> > > >I was thinking of doing a Tich x 1/2 as a first
> try, but on second look
> it
> > > >would turn out pretty tiny (6" long or
> thereabouts) so I'm having a
> > > >re-think. Wonder how a Tich x .66, regauged to
> 45mm would work out.
> > >
> > > TEL,
> > >       The thing about Ga1 is that there are
> presently at least eight
> > > different scales between 1:13.7 (7/8") and 1:32
> (3/8') being actively
> > > pursued for 45mm gauge so the field is wide open
> for personal
> > > experimentation and indulgence and no one can
> charge you with scale
> > > blasphemy.  Frankly I'm surprised there hasn't
> been a TICH adapted for
> Ga1
> > > long before now, and for all I know there may
> very well have been.
> > >      There is a large amount of Ga1 design
> information available,
> > > especially on boilers and burners, so actually
> it should be a rather
> > > straightforward job.  A typical Ga1 boiler is 2"
> OD and cylinders for
> such
> > > a small loco wouldn't need to be more than 1/2"
> diam, so I would begin
> > > there.  See what size locomotive a 2" Boiler and
> 1/2' cyls brings you
> to,
> > > extropolate and adjust up or down from there.
> > >
> > > Regards,
> > > Harry
> > >
> > > MODEL ENGINEERING DISCUSSION LIST.
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