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Re: [PSUBS-MAILIST] Kort nozzles
Possibly extrude rubber through an airfoil mold. End up with a long,
straight airfoil "wing".
Wrap it around two ply circles (one lge. dia, one small) cut into the
appropriate diameters. Glass it & remove the ply formers. Fair it and I
think it would work.
Rick L
----- Original Message -----
From: "Joseph Perkel" <joeperkel@hotmail.com>
To: <personal_submersibles@psubs.org>
Sent: Wednesday, July 19, 2006 5:40 AM
Subject: Re: [PSUBS-MAILIST] Kort nozzles
> That's great for a homemade and light weight ROV kort. And yes, a very
> clever method that I will employ in the same manner for an ROV.
>
> But, what Alec is after, and what is really difficult, is that foil
section
> on the inside of a Marin type Kort nozzle.
>
> There doesn't seem to be a ready made off the shelf version of this
> available to us PSUBBERS without buying a complete unit.
>
> We should all keep our eyes open for sources, otherwise Carstens mold
method
> may be the only available homebuilt option here.
>
> Joe
>
> >From: "Rick and Marcia" <empiricus@telus.net>
> >Reply-To: personal_submersibles@psubs.org
> >To: <personal_submersibles@psubs.org>
> >Subject: Re: [PSUBS-MAILIST] Kort nozzles
> >Date: Tue, 18 Jul 2006 23:03:41 -0700
> >
> >George, you are an absolute genius. I've been struggling with this one
for
> >a bit.
> >
> >Rick L
> > ----- Original Message -----
> > From: George Slaterpryce
> > To: personal_submersibles@psubs.org
> > Sent: Monday, July 17, 2006 6:24 AM
> > Subject: Re: [PSUBS-MAILIST] Kort nozzles
> >
> >
> > I've made mine out of PVC, warm with a heat gun and then warp it to
the
> >shape you need.
> >
> > George H. Slaterpryce III
> > That's MR. PIG. to you!
> > ----- Original Message -----
> > From: Joseph Perkel
> > To: personal_submersibles@psubs.org
> > Sent: Sunday, July 16, 2006 4:50 PM
> > Subject: RE: [PSUBS-MAILIST] Kort nozzles
> >
> >
> > Alec,
> >
> > As a coincidence, my recent foray into the homebuilt ROV, world had
me
> >come to the same conclusion as to the difficulty of homebuilt Kort
nozzles.
> >
> > I was taking a quick peek at the hovercraft crowd for ideas, when I
> >stopped to get back to marine studies.
> >
> > http://www.indstate.edu/mct/hovercraft.htm
> >
> > Hope this turns into a viable lead, Doug has some leads on his
website
> >as well.
> >
> > Joe
> >
> >
> >
> >
> >
> >
>
>--------------------------------------------------------------------------
> > From: "Smyth, Alec" <Alec.Smyth@compuware.com>
> > Reply-To: personal_submersibles@psubs.org
> > To: <personal_submersibles@psubs.org>
> > Subject: [PSUBS-MAILIST] Kort nozzles
> > Date: Sun, 16 Jul 2006 16:04:38 -0400
> >
> >
> > I've been searching the web for a supplier of Kort nozzles, but
all
> >I can find is custom jobs for ocean going ships. I did find
> >www.propguardmarine.com, but what I'm really after is known as a Marin
19A
> >type nozzle, in a size of around 15" ID. I would try and turn a nozzle on
> >my lathe, but the lathe is a couple of inches too small. Has anyone given
> >thought to fabrication methods for this other than machining out of solid
> >material?
> >
> > thanks,
> >
> > Alec
> >
> >
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