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Re: Easy putt putt engine build.

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  • Frank McNeill
    No sound - - other than other than that of a muffled explosion and some screaming, and or profanity! !
    Message 1 of 14 , Jun 4, 2011
    • 0 Attachment
      No sound - - other than other than that of a muffled explosion and some screaming, and or profanity! !

      --- In pop-pop-steamboats@yahoogroups.com, ivan foster <fosterairborne@...> wrote:
      >
      > What about hydro-forming? My immediate thought would be to router out a two
      > sided wood form the size of the tube with an expanded part in the middle,
      > when you are through you could bend the pipes and you should have a simple
      > engine, no sound of course.
      >
      > On Fri, Jun 3, 2011 at 5:17 AM, Frank McNeill <frankmcneilll@...>wrote:
      >
      > >
      > >
      > > Hi David,
      > >
      > > I'm interested in electroforming as a method for manufacturing very small
      > > remotely controllable toy boats. Most kids have small cellular phones now
      > > that can be used to control toy planes, helicopters and cars, so why not
      > > tiny steam boats propelled by the simplest of all steam engines?
      > >
      > > Best wishes, Frank
      > >
      > > --- In pop-pop-steamboats@yahoogroups.com, "David Halfpenny \(y\)"
      > > <david.halfpenny@> wrote:
      > > >
      > > >
      > > > --------------------------------------------------
      > > > From: "Frank McNeill" <frankmcneilll@>
      > > > Sent: Thursday, June 02, 2011 2:12 PM
      > > > To: <pop-pop-steamboats@yahoogroups.com>
      > > > Subject: [pop-pop-steamboats] Re: Easy putt putt engine build.
      > >
      > > >
      > > > > My guess is that it would be pretty expensive.
      > > >
      > > > Electroforming is an attractive process for making very light an accurate
      > >
      > > > hollow forms, and I'd like to have a go at it myself where accuracy is
      > > the
      > > > objective.
      > > >
      > > > For pop-pops we can benefit from Light but we don't need Accurate.
      > > >
      > > > So what would Electroforming offer that ordinary Stamping, Pressing or
      > > > Spinning would not?
      > > >
      > > > I attach a picture showing a copper dish being spun on a simple lathe
      > > using
      > > > wooden formers. Adding a flange around it would simply need a slightly
      > > > different former.
      > > >
      > > > David 1/2d
      > > >
      > >
      > >
      > >
      >
      >
      >
      > --
      > Foster
      > Tru Cut Landscapes
      > 830 708-3160
      > trucutlandscapes.com
      > fosterairborne@...
      >
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