Re: Toroid Building

["Tesla list" <tesla@xxxxxxxxxx>]

Original poster: Yurtle Turtle <yurtle_t@xxxxxxxxx>

It's the shape that counts. Whether it's solid or
hollow is irrelevant.

Adam

--- Tesla list <tesla@xxxxxxxxxx> wrote:

> Original poster: "Binny" <binny@xxxxxxxxxxxx>
>
> Hello and thanks for the reply ,
>
> The manhole ring
> that I have is not much like the one you googled it
> would be best
> describen in a mechanicial drawing as front view a
> "T" shape with
> radiasied inside corners it is really massive and
> has a nearly
> torriodalshape altho the upper part of it has square
> corners ideal I
> would imagine for breakout.But the question remains
> is how does the
> mass of a topload affect peformance.Mabe I will just
> have to try it
> for myself and let you know how I make out.
>
> ----- Original Message ----- From: "Tesla list"
> <tesla@xxxxxxxxxx>
> To: <tesla@xxxxxxxxxx>
> Sent: Saturday, August 20, 2005 2:49 PM
> Subject: Re: Toroid Building
>
>
> >Original poster: Yurtle Turtle <yurtle_t@xxxxxxxxx>
> >
> >A manhole ring, such as this one I Googled, won't
> have
> >the shape you need:
> >
>
>http://www.wsdot.wa.gov/eesc/design/designstandards/english/pdf/b25_eng.pdf
> >
> >You need a true toroidal shaped topload. If you
> want
> >to use municipal products, try welded steel pipe.
> >
> >Adam
> >
> >--- Tesla list <tesla@xxxxxxxxxx> wrote:
> >
> > > Original poster: "Binny" <binny@xxxxxxxxxxxx>
> > >
> > > Hello list, and thanks once again for all the
> > > information you have
> > > shared so generiosly.,
> > >                 On the subject of torriod
> > > construction I would like
> > > to suggest using a balsa filler like I used when
> I
> > > was into R/C
> > > modeling,also known as spakle or sanding
> compound.It
> > > is lightweight
> > > somewhat flexible and sands very easily.Looks
> like
> > > marshmellow fluff
> > > and is sold in tubs. Also I would like to have
> the
> > > list members
> > > thoughts on a torriod that I would like to try
> on my
> > > 6" coil project.
> > > I have a manhole ring of the kind that is
> usually
> > > found in municipial
> > > wast water drainage systems.It weighs around 300
> lbs
> > > and I am not
> > > shure how I will go about supporting it but I
> think
> > > it would make an
> > > indestructible torriod. So to the chase I
> present my
> > > querry. Does the
> > > torriod's mass affect it's capaicatince? How
> does a
> > > really massive
> > > pice of iron affect the peformance of a coil?
> > > ----- Original Message ----- From: "Tesla list"
> > > <tesla@xxxxxxxxxx>
> > > To: <tesla@xxxxxxxxxx>
> > > Sent: Friday, August 19, 2005 7:00 PM
> > > Subject: Re: Toroid Building
> > >
> > >
> > > >Original poster: Yurtle Turtle
> <yurtle_t@xxxxxxxxx>
> > > >
> > > >Sounds kinda brittle (and heavy). I used
> drywall
> > > >compound for a smaller one and it worked out
> fine,
> > > but
> > > >I'm not so sure how it will work on a large
> scale.
> > > Why
> > > >not just try it with the corregations first?
> How
> > > about
> > > >Bondo? Works well, sands smooth, and is very
> > > durable.
> > > >
> > > >Adam
> > > >
> > > >--- Tesla list <tesla@xxxxxxxxxx> wrote:
> > > >
> > > > > Original poster: "Gerry  Reynolds"
> > > > > <gerryreynolds@xxxxxxxxxxxxx>
> > > > >
> > > > > Hi All,
> > > > >
> > > > > I'm in the process of making a 8x32 inch
> toroid
> > > > > using the heavy
> > > > > ducting from McMaster-Carr
> > > > >
> > > > > I have the toroid formed (ends attached) and
> I
> > > plan
> > > > > to mount an AL
> > > > > disc in the center with a little RTV.  I
> want to
> > > > > fill the
> > > > > corrigations with something that can be
> easily
> > > > > sanded to make
> > > > > smooth.  I am planning on using
> PLASTER_of_PARIS
> > > for
> > > > > this purpose
> > > > > (done after the center disc is mounted for
> > > > > rigidity).  After sanding
> > > > > smooth, I plan on sealing the plaster with a
> > > varnish
> > > > > and then adding
> > > > > AL tape starting and terminating on the AL
> disc.
> > > > >
> > > > > Does anyone see a problem with using the
> > > plaster??
> > > > > Grout is maybe
> > > > > another choice for a filler. Ideas welcomed.
> > > > >
> > > > > Gerry R.
> > > > >
> > > > >
> > > > >
> > > >
> >
> >
>
>
>
>