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<body   link="#000000" vlink="#000000" alink="#000080" topmargin=0
leftmargin=0 marginwidth="0" marginheight="0"><font face="Courier New"
size=2>MUahhhaaaa..  </font> <BR><BR>To 
complicate. <BR>First go in the plant shop and purchase the
pots.<BR>Makle a 
perfect Kortnozzle from it. <BR>Than design the submarine around it.. 
<BR><BR>vbr Carsten

<BR>
<BR>"Alan" <alanlindsayjames@yahoo.com> schrieb:
<blockquote style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT:
5px; BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px">
<div>Joe,</div><div>I designed mine as accurately as possible to
dimensions I found</div><div>on the net. And the pots were perfect in
slope to what I needed.</div><div>All you have to do is take your
propeller to a plant shop & tell</div><div>them you are wanting to
size it for a kort nozzle for a submarine.</div><div>Alan<br><br>Sent
from my iPad</div><div><br>On 29/10/2013, at 9:08 AM, Joe Perkel <<A
href="mailto:josephperkel@yahoo.com">josephperkel@yahoo.com</a>>
wrote:<br><br></div><blockquote type="cite"><div><div style="FONT-SIZE:
14pt; COLOR: #000; FONT-FAMILY: HelveticaNeue, Helvetica Neue,
Helvetica, Arial, Lucida Grande, sans-serif; BACKGROUND-COLOR: #fff" 
   ><div style="RIGHT: auto"><span style="RIGHT: auto">Yes Carsten, very
hopeful moneywise!</span></div>
<div style="FONT-SIZE: 19px; RIGHT: auto; COLOR: rgb(0,0,0); FONT-STYLE:
normal; FONT-FAMILY: HelveticaNeue, Helvetica Neue, Helvetica, Arial,
Lucida Grande, sans-serif; BACKGROUND-COLOR: transparent"><span
style="RIGHT: auto"></span> </div>
<div style="FONT-SIZE: 19px; RIGHT: auto; COLOR: rgb(0,0,0); FONT-STYLE:
normal; FONT-FAMILY: HelveticaNeue, Helvetica Neue, Helvetica, Arial,
Lucida Grande, sans-serif; BACKGROUND-COLOR: transparent"><span
style="RIGHT: auto">But, I wonder if this is a shrouded/ducted prop as
opposed to an accurate Kort Nozzle. But, perhaps it may not matter in
the end if all one wants is a prop guard.</span></div>
<div style="FONT-SIZE: 19px; RIGHT: auto; COLOR: rgb(0,0,0); FONT-STYLE:
normal; FONT-FAMILY: HelveticaNeue, Helvetica Neue, Helvetica, Arial,
Lucida Grande, sans-serif; BACKGROUND-COLOR: transparent"><span
style="RIGHT: auto"></span> </div>
<div style="FONT-SIZE: 19px; RIGHT: auto; COLOR: rgb(0,0,0); FONT-STYLE:
normal; FONT-FAMILY: HelveticaNeue, Helvetica Neue, Helvetica, Arial,
Lucida Grande, sans-serif; BACKGROUND-COLOR: transparent"><span
style="RIGHT: auto">I am going to see what different configurations of
the Kort Nozzle bring in terms of material cost.</span></div>
<div style="FONT-SIZE: 19px; RIGHT: auto; COLOR: rgb(0,0,0); FONT-STYLE:
normal; FONT-FAMILY: HelveticaNeue, Helvetica Neue, Helvetica, Arial,
Lucida Grande, sans-serif; BACKGROUND-COLOR: transparent"><span
style="RIGHT: auto"></span> </div>
<div style="FONT-SIZE: 19px; RIGHT: auto; COLOR: rgb(0,0,0); FONT-STYLE:
normal; FONT-FAMILY: HelveticaNeue, Helvetica Neue, Helvetica, Arial,
Lucida Grande, sans-serif; BACKGROUND-COLOR: transparent"><span
style="RIGHT: auto">Joe</span></div>
<div><br></div>
<div style="FONT-SIZE: 14pt; FONT-FAMILY: HelveticaNeue, Helvetica Neue,
Helvetica, Arial, Lucida Grande, sans-serif">
<div style="FONT-SIZE: 12pt; FONT-FAMILY: HelveticaNeue, Helvetica Neue,
Helvetica, Arial, Lucida Grande, sans-serif">
<div dir="ltr">
<div style="BORDER-RIGHT: #ccc 1px solid; PADDING-RIGHT: 0px;
BORDER-TOP: #ccc 1px solid; PADDING-LEFT: 0px; FONT-SIZE: 0px;
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LINE-HEIGHT: 0; PADDING-TOP: 0px; BORDER-BOTTOM: #ccc 1px solid; HEIGHT:
0px" class="hr" contentEditable=false readonly="true"></div><font
size="2" face="Arial"><b><span style="FONT-WEIGHT:
bold">From:</span></b> "<A
href="mailto:MerlinSub@t-online.de">MerlinSub@t-online.de</a>" <<A
href="mailto:MerlinSub@t-online.de">MerlinSub@t-online.de</a>><br><b><span
style="FONT-WEIGHT: bold">To:</span></b> Personal Submersibles General
Discussion <<A
href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>>
<br><b><span style="FONT-WEIGHT: bold">Sent:</span></b> Monday, October
28, 2013 3:19 PM<br><b><span style="FONT-WEIGHT:
bold">Subject:</span></b> Re: [PSUBS-MAILIST] Group Help
Request<br></font></div>
<div class="y_msg_container"><br>
<div id="yiv2663912050">
<div> <a
href="http://www.aliexpress.com/item/Brand-New-300W-Motor-Powered-Sea-Scooter-Underwater-propeller-Diving-Assistant/336556698.html"
shape="rect" rel="nofollow"
target="_blank">http://www.aliexpress.com/item/Brand-New-300W-Motor-Powered-Sea-Scooter-Underwater-propeller-Diving-Assistant/336556698.html</a><br
clear="none"><br clear="none">Inside Diameter of the Kortnozzle is 250mm
or 9,84 something inch. <br clear="none"><br clear="none">Protection
grid forward and aft are just fix with clips. <br clear="none"><br
clear="none">vbr Carsten<br clear="none"><br clear="none"><br
clear="none"><br clear="none">
<div id="yiv2663912050yqt43433" class="yiv2663912050yqt3967080649">
<blockquote style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT:
5px; BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px">
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<td valign="top" >Alec,<br clear="none"><br clear="none">Don&apos;t
count it out just yet, I went to Gavin via the link you provided and had
an epiphany! Note well the inside surface vs the outside surface of that
Kort nozzle!!<br clear="none"><br clear="none">The model I quoted was
solid material!! <br clear="none"><br clear="none">I know what
I&apos;m doing tonight!<br clear="none"><br clear="none">Joe<br
clear="none"><br clear="none">Sent from Yahoo! Mail for
iPad</td></tr></tbody></table>
<div id="yiv2663912050_origMsg_">
<div><br clear="none">
<div>
<div style="FONT-SIZE: 0.9em">
<div style="BORDER-RIGHT: #ccc 1px solid; PADDING-RIGHT: 0px;
BORDER-TOP: #ccc 1px solid; PADDING-LEFT: 0px; FONT-SIZE: 0px;
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LINE-HEIGHT: 0; PADDING-TOP: 0px; BORDER-BOTTOM: #ccc 1px solid; HEIGHT:
0px" class="hr" contentEditable=false readonly="true"></div><b><span
style="FONT-WEIGHT: bold">From:</span> </b>Alec Smyth <<A
href="mailto:alecsmyth@gmail.com">alecsmyth@gmail.com</a>>; <br
clear="none"><b><span style="FONT-WEIGHT: bold">To:</span> </b>Personal
Submersibles General Discussion <<A
href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>>;
<br clear="none"><b><span style="FONT-WEIGHT: bold">Subject:</span>
</b>Re: [PSUBS-MAILIST] Group Help Request <br clear="none"><b><span
style="FONT-WEIGHT: bold">Sent:</span> </b>Mon, Oct 28, 2013 5:28:50 PM
<br clear="none"></div><br clear="none">
<table border="0" cellspacing="0" cellpadding="0">
<tbody>
<tr>
<td valign="top" >
<div dir="ltr">Sounds like David has just saved me the work of taking a
101 apart and measuring it, thanks! As for the 101 prop size,
it&apos;s 11" diameter. Before you go off spending $760 on a nozzle,
you might want to look up these folks: <a
href="http://www.gavinscooters.com/" shape="rect" rel="nofollow"
target="_blank">http://www.gavinscooters.com/</a> I can&apos;t
help notice Emile used a Gavin, and it looks like Gavin Scooters, Inc.
is right in your neighborhood. 
<div><br clear="none"></div>
<div>Best,<br clear="none"><br clear="none">Alec</div></div>
<div class="yiv2663912050gmail_extra"><br clear="none"><br
clear="none">
<div class="yiv2663912050gmail_quote">On Mon, Oct 28, 2013 at 12:43 PM,
Joe Perkel <span dir="ltr"><<a href="" shape="rect"
rel="nofollow">josephperkel@yahoo.com</a>></span> wrote:<br
clear="none">
<blockquote style="PADDING-LEFT: 1ex; MARGIN: 0px 0px 0px 0.8ex;
BORDER-LEFT: #ccc 1px solid" class="yiv2663912050gmail_quote">
<div id="yiv2663912050yqt79944" class="yiv2663912050yqt8019548013">
<div>
<div style="FONT-SIZE: 14pt; FONT-FAMILY: HelveticaNeue, Helvetica Neue,
Helvetica, Arial, Lucida Grande, sans-serif">
<div><span>David,</span></div>
<div style="FONT-SIZE: 19px; FONT-STYLE: normal; FONT-FAMILY:
HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande,
sans-serif; BACKGROUND-COLOR: transparent"><span></span> </div>
<div style="FONT-SIZE: 19px; FONT-STYLE: normal; FONT-FAMILY:
HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande,
sans-serif; BACKGROUND-COLOR: transparent"><span><span>Thats</span>
spectacular, thanks!</span></div>
<div style="FONT-SIZE: 19px; FONT-STYLE: normal; FONT-FAMILY:
HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande,
sans-serif; BACKGROUND-COLOR: transparent"><span></span> </div>
<div style="FONT-SIZE: 19px; FONT-STYLE: normal; FONT-FAMILY:
HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande,
sans-serif; BACKGROUND-COLOR: transparent"><span>Joe</span></div>
<div><br clear="none"></div>
<div style="FONT-SIZE: 14pt; FONT-FAMILY: HelveticaNeue, Helvetica Neue,
Helvetica, Arial, Lucida Grande, sans-serif">
<div style="FONT-SIZE: 12pt; FONT-FAMILY: HelveticaNeue, Helvetica Neue,
Helvetica, Arial, Lucida Grande, sans-serif">
<div dir="ltr">
<div style="BORDER-RIGHT: #ccc 1px solid; PADDING-RIGHT: 0px;
BORDER-TOP: #ccc 1px solid; PADDING-LEFT: 0px; FONT-SIZE: 0px;
MIN-HEIGHT: 0px; PADDING-BOTTOM: 0px; MARGIN: 5px 0px; BORDER-LEFT: #ccc
1px solid; LINE-HEIGHT: 0; PADDING-TOP: 0px; BORDER-BOTTOM: #ccc 1px
solid"></div><font face="Arial"><b><span style="FONT-WEIGHT:
bold">From:</span></b> David Colombo <<a href="" shape="rect"
rel="nofollow">seaquestor@gmail.com</a>></font> 
<div class="yiv2663912050im"><br clear="none"><b><span
style="FONT-WEIGHT: bold">To:</span></b> Personal Submersibles General
Discussion <<a href="" shape="rect"
rel="nofollow">personal_submersibles@psubs.org</a>> <br
clear="none"></div><b><span style="FONT-WEIGHT: bold">Sent:</span></b>
Monday, October 28, 2013 12:12 PM 
<div class="yiv2663912050im"><br clear="none"><b><span
style="FONT-WEIGHT: bold">Subject:</span></b> Re:
[PSUBS-<span>MAILIST</span>] Group Help Request<br
clear="none"></div></div>
<div><br clear="none">
<div>
<div>
<div class="yiv2663912050im">
<div dir="ltr">
<div>Hey Joe,<br clear="none"></div>I will send you my cad files on the
<span>Minkota</span> 101 Saltwater. I have measured my new 101s and weed
2 prop.  I have also worked out the Marin 37 Kort
<span>nozzel</span> design and attachment to the thruster for use on the
<span>SeaQuestor</span> project. I will be most likely sending it to my
fiberglass fabricator who will cut the assembly in foam  on their 5
axis <span>cnc</span>, ready for a fiberglass overlay.<br
clear="none"><br clear="none"></div></div>
<div><br clear="all">
<div>
<div class="yiv2663912050im">Best Regards,<br clear="none">David
Colombo<br clear="none"><IMG height=147
src="cid:part0.1382995431@t-online.de" width=200><br clear="none">804
College Ave<br clear="none">Santa Rosa, CA. 95404<br clear="none"><a
href="" shape="rect" rel="nofollow">(707) 536-1424</a><br
clear="none"></div><a href="http://www.seaquestor.com/" shape="rect"
rel="nofollow" target="_blank">http://www.seaquestor.com/</a><br
clear="none"><br clear="none"></div>
<div>
<div class="yiv2663912050h5"><br clear="none"><br clear="none">
<div>
<div>On Mon, Oct 28, 2013 at 8:03 AM, <span dir="ltr"><<a href=""
shape="rect" rel="nofollow">jimtoddpsub@aol.com</a>></span> wrote:<br
clear="none">
<blockquote style="PADDING-LEFT: 1ex; MARGIN: 0px 0px 0px 0.8ex;
BORDER-LEFT: #ccc 1px solid"><font color="black" face="arial"></font>
<div><font style="BACKGROUND-COLOR: transparent" size="3" face="Arial,
Helvetica, sans-serif">Joe,</font></div>
<div><font size="3">Since you asked: <a
href="http://en.wikipedia.org/wiki/Cast_urethanes" shape="rect"
rel="nofollow"
target="_blank">http://en.wikipedia.org/wiki/Cast_urethanes</a></font></div>
<div><font size="3">Jim</font></div>
<div></div>
<div></div>
<div style="FONT-SIZE: 10pt; FONT-FAMILY: arial, helvetica">
<div>-----Original Message-----<br clear="none">From: Joe Perkel <<a
href="" shape="rect" rel="nofollow">josephperkel@yahoo.com</a>><br
clear="none"></div>
<div>To: Personal Submersibles General Discussion <<a href=""
shape="rect" rel="nofollow">personal_submersibles@psubs.org</a>><br
clear="none"></div>
<div>
<div>Sent: Mon, Oct 28, 2013 9:54 am<br clear="none">Subject: Re:
[PSUBS-<span>MAILIST</span>] Group Help Request<br clear="none"><br
clear="none">
<div>
<div>
<div style="FONT-SIZE: 14pt; FONT-FAMILY: HelveticaNeue, Helvetica Neue,
Helvetica, Arial, Lucida Grande, sans-serif">
<div><span><span>Ok</span> gentlemen first round of quotes for a Marin
19A Nozzle only in ABS plastic (White) for a 6" prop and not accounting
for prop clearance is $760. This is using <span>FDM</span>
process.</span></div>
<div><span></span> </div>
<div style="FONT-SIZE: 19px; FONT-STYLE: normal; FONT-FAMILY:
HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande,
sans-serif; BACKGROUND-COLOR: transparent"><span>Same nozzle in cast
urethane,.. $ 3,700,.. what is cast urethane? <span>Dont</span> want it
anyway!!!</span></div>
<div><span></span> </div>
<div style="FONT-SIZE: 19px; FONT-STYLE: normal; FONT-FAMILY:
HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande,
sans-serif; BACKGROUND-COLOR: transparent"><span>I need to know the
exact diameter of a Weedless wedge 2 prop for a 4" motor in order to get
the quote exact.</span></div>
<div><span></span> </div>
<div><span>Joe</span></div>
<div><br clear="none"></div>
<div style="FONT-SIZE: 14pt; FONT-FAMILY: HelveticaNeue, Helvetica Neue,
Helvetica, Arial, Lucida Grande, sans-serif">
<div style="FONT-SIZE: 12pt; FONT-FAMILY: HelveticaNeue, Helvetica Neue,
Helvetica, Arial, Lucida Grande, sans-serif">
<div dir="ltr">
<div style="BORDER-RIGHT: rgb(204,204,204) 1px solid; PADDING-RIGHT:
0px; BORDER-TOP: rgb(204,204,204) 1px solid; PADDING-LEFT: 0px;
FONT-SIZE: 0px; MIN-HEIGHT: 0px; PADDING-BOTTOM: 0px; MARGIN: 5px 0px;
BORDER-LEFT: rgb(204,204,204) 1px solid; LINE-HEIGHT: 0; PADDING-TOP:
0px; BORDER-BOTTOM: rgb(204,204,204) 1px solid"></div><font
face="Arial"><b><span style="FONT-WEIGHT: bold">From:</span></b> hank
<span>pronk</span> <<a href="" shape="rect"
rel="nofollow">hanker_20032000@yahoo.ca</a>><br clear="none"><b><span
style="FONT-WEIGHT: bold">To:</span></b> Personal Submersibles General
Discussion <<a href="" shape="rect"
rel="nofollow">personal_submersibles@psubs.org</a>> <br
clear="none"><b><span style="FONT-WEIGHT: bold">Sent:</span></b> Monday,
October 28, 2013 10:28 AM<br clear="none"><b><span style="FONT-WEIGHT:
bold">Subject:</span></b> Re: [PSUBS-<span>MAILIST</span>] Group Help
Request<br clear="none"></font></div>
<div><br clear="none">
<div>
<div>
<div style="FONT-SIZE: 12pt; FONT-FAMILY: tahoma, new york, times,
serif">
<div><span>Scott,</span></div>
<div style="FONT-SIZE: 16px; FONT-STYLE: normal; FONT-FAMILY: tahoma,
new york, times, serif; BACKGROUND-COLOR: transparent"><span>I use
weights from a weight lifting set, the steel ones.  They could go
outside on a peg so to speak.  The only problem is you want them at
the bottom of the sub.  That means hauling the sub unless you want
to get wet.  Maybe a slide system.    I thought the
same thing to put the air outside, that would kill my sleek and
slippery-<span>ness</span>.  :-) </span></div>
<div style="FONT-SIZE: 16px; FONT-STYLE: normal; FONT-FAMILY: tahoma,
new york, times, serif; BACKGROUND-COLOR:
transparent"><span>Hank<var></var></span></div>
<div><br clear="none"></div>
<div style="FONT-SIZE: 12pt; FONT-FAMILY: tahoma, new york, times,
serif">
<div style="FONT-SIZE: 12pt; FONT-FAMILY: times new roman, new york,
times, serif">
<div dir="ltr">
<div>
<div style="BORDER-RIGHT: rgb(204,204,204) 1px solid; PADDING-RIGHT:
0px; BORDER-TOP: rgb(204,204,204) 1px solid; PADDING-LEFT: 0px;
FONT-SIZE: 0px; MIN-HEIGHT: 0px; PADDING-BOTTOM: 0px; MARGIN: 5px 0px;
BORDER-LEFT: rgb(204,204,204) 1px solid; LINE-HEIGHT: 0; PADDING-TOP:
0px; BORDER-BOTTOM: rgb(204,204,204) 1px solid"></div><font
face="Arial"><b><span style="FONT-WEIGHT: bold">From:</span></b>
<span>swaters</span> <<a href="" shape="rect"
rel="nofollow">swaters@waters-ks.com</a>><br clear="none"><b><span
style="FONT-WEIGHT: bold">To:</span></b> Personal Submersibles General
Discussion <<a href="" shape="rect"
rel="nofollow">personal_submersibles@psubs.org</a>> <br
clear="none"><b><span style="FONT-WEIGHT: bold">Sent:</span></b> Monday,
October 28, 2013 7:46:30 AM<br clear="none"><b><span style="FONT-WEIGHT:
bold">Subject:</span></b> Re: [PSUBS-<span>MAILIST</span>] Group Help
Request<br clear="none"></font></div></div>
<div>
<div>
<div>
<div>
<div>Hatch closure from both sides <span>deffenetly</span> a good one. I
would say adjustable exterior weights. I hate the idea on chucking
weights on the floor and then sitting on them. I am torn between that
and moving the hp air tanks to the exterior to allow <span>alot</span>
more room on the inside.</div>
<div>Thanks,</div>
<div>Scott Waters</div>
<div><br clear="none"></div>
<div><br clear="none"></div>
<div><br clear="none"></div>
<div><br clear="none"></div>
<div><br clear="none"></div>
<div>
<div style="FONT-SIZE: 75%; COLOR: rgb(87,87,87)">Sent from my U.S.
Cellular© <span>Smartphone</span></div></div>hank <span>pronk</span>
<<a href="" shape="rect"
rel="nofollow">hanker_20032000@yahoo.ca</a>> wrote: 
<div>
<div style="FONT-SIZE: 12pt; FONT-FAMILY: tahoma, new york, times,
serif">
<div><span>Joe,</span></div>
<div style="FONT-SIZE: 16px; FONT-STYLE: normal; FONT-FAMILY: tahoma,
new york, times, serif; BACKGROUND-COLOR: transparent"><span>Why
don&<span>apos</span>;t you take a vote on what the best improvement
would be for a k sub or alike.  My vote would be for a hatch
closure from both sides.</span></div>
<div style="FONT-SIZE: 16px; FONT-STYLE: normal; FONT-FAMILY: tahoma,
new york, times, serif; BACKGROUND-COLOR:
transparent"><span>Hank<var></var></span></div>
<div><br clear="none"></div>
<div style="FONT-SIZE: 12pt; FONT-FAMILY: tahoma, new york, times,
serif">
<div style="FONT-SIZE: 12pt; FONT-FAMILY: times new roman, new york,
times, serif">
<div dir="ltr">
<div style="BORDER-RIGHT: rgb(204,204,204) 1px solid; PADDING-RIGHT:
0px; BORDER-TOP: rgb(204,204,204) 1px solid; PADDING-LEFT: 0px;
FONT-SIZE: 0px; MIN-HEIGHT: 0px; PADDING-BOTTOM: 0px; MARGIN: 5px 0px;
BORDER-LEFT: rgb(204,204,204) 1px solid; LINE-HEIGHT: 0; PADDING-TOP:
0px; BORDER-BOTTOM: rgb(204,204,204) 1px solid"></div><font
face="Arial"><b><span style="FONT-WEIGHT: bold">From:</span></b> Joe
Perkel <<a href="" shape="rect"
rel="nofollow">josephperkel@yahoo.com</a>><br clear="none"><b><span
style="FONT-WEIGHT: bold">To:</span></b> "<a href="" shape="rect"
rel="nofollow">personal_submersibles@psubs.org</a>" <<a href=""
shape="rect" rel="nofollow">personal_submersibles@psubs.org</a>> <br
clear="none"><b><span style="FONT-WEIGHT: bold">Sent:</span></b> Monday,
October 28, 2013 5:41:42 AM<br clear="none"><b><span style="FONT-WEIGHT:
bold">Subject:</span></b> Re: [PSUBS-<span>MAILIST</span>] Group Help
Request<br clear="none"></font></div>
<div>
<div>
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<tr>
<td valign="top" >I just love the world in which we live! Look what I
found while waiting to take my daughter to school,.. <a
href="http://www.quickparts.com/QuickQuote.aspx" shape="rect"
rel="nofollow"
target="_blank">http://www.quickparts.com/QuickQuote.aspx</a><br
clear="none"><br clear="none"><span>Isn</span>&<span>apos</span>;t
that just the coolest thing! The Star Trek synthesizer in the real
world.<br clear="none"><br clear="none">Joe<br clear="none"><br
clear="none">Sent from Yahoo! Mail for
<span>iPad</span></td></tr></tbody></table>
<div>
<div>
<div>
<div style="FONT-SIZE: 0.9em">
<div style="BORDER-RIGHT: rgb(204,204,204) 1px solid; PADDING-RIGHT:
0px; BORDER-TOP: rgb(204,204,204) 1px solid; PADDING-LEFT: 0px;
FONT-SIZE: 0px; MIN-HEIGHT: 0px; PADDING-BOTTOM: 0px; MARGIN: 5px 0px;
BORDER-LEFT: rgb(204,204,204) 1px solid; LINE-HEIGHT: 0; PADDING-TOP:
0px; BORDER-BOTTOM: rgb(204,204,204) 1px solid"></div><b><span
style="FONT-WEIGHT: bold">From:</span> </b>Marc <span>de</span>
<span>Piolenc</span> <<a href="" shape="rect"
rel="nofollow">piolenc@archivale.com</a>>; <b><span
style="FONT-WEIGHT: bold">To:</span> </b><<a href="" shape="rect"
rel="nofollow">personal_submersibles@psubs.org</a>>; <b><span
style="FONT-WEIGHT: bold">Subject:</span> </b>Re:
[PSUBS-<span>MAILIST</span>] Group Help Request <b><span
style="FONT-WEIGHT: bold">Sent:</span> </b>Mon, Oct 28, 2013 10:46:58 AM
</div>
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<tbody>
<tr>
<td valign="top" >Never thought much about doing it at small scale.<br
clear="none"><br clear="none">I suppose I would set up something like a
wood lathe or a potter&<span>apos</span>;s wheel <br
clear="none">and work in some very soft material like low-density foam.
Once I had <br clear="none">the shape that I wanted, I suppose one could
pour a mold around the <br clear="none">master, melt or dissolve out the
pattern and cast the final part in some <br clear="none">suitable
plastic, or even in aluminum if you were ambitious.<br clear="none"><br
clear="none">3D printing seems like the ultimate way to do it, though -
the accuracy <br clear="none">available is already better than what we
would need, and if the <span>inital</span> <br clear="none">results are
not perfect, making changes and printing out another <br
clear="none">prototype is very quick.<br clear="none"><br
clear="none">Marc<br clear="none"><br clear="none">On 10/28/2013 6:13
PM, Joe Perkel wrote:<br clear="none">> How can a home builder
maintain that contour 360 Deg out of "X" material?<br
clear="none">><br clear="none">> Joe<br clear="none">><br
clear="none">> Sent from my overpriced<br clear="none">>
<span>iPhone</span><br clear="none">><br clear="none">> On Oct 28,
2013, at 2:57 AM, Marc <span>de</span> <span>Piolenc</span> <<a
href="" shape="rect" rel="nofollow">piolenc@archivale.com</a>>
wrote:<br clear="none">><br clear="none">>> Quick
clarification: a properly contoured Kort nozzle, MARRIED TO A MATCHING
PROPELLER, will increase static and low-speed thrust. Of course it
won&<span>apos</span>;t increase power, since that comes from your
motor. If you just put a shroud around your existing prop, you will be
disappointed, and a shroud that
<span>doesn</span>&<span>apos</span>;t do the job is overpriced
unless it&<span>apos</span>;s free! Key ingredients for success:<br
clear="none">>><br clear="none">>> Prop
 matched to the shroud<br clear="none">>> Shroud matched to the
speed and thrust requirement of the vehicle<br clear="none">>>
Motor matched to the resulting prop<br clear="none">>><br
clear="none">>> Marc<br clear="none">>><br
clear="none">>> On 10/28/2013 8:33 AM, Jon Wallace wrote:<br
clear="none">>>><br clear="none">>>> What is the cost
of having a true Kort nozzle machined by a <span>CNC</span>? I think<br
clear="none">>>> a 30% improvement in thrust for $30 would be
great but I suspect<br clear="none">>>> machining a Kort is
going to equate to many hundreds of dollars, if not<br
clear="none">>>> reaching beyond a thousand.  When I look
at the Snoopy underwater videos<br clear="none">>>> it is
difficult to imagine a <span>kort</span> nozzle really making any
difference in<br clear="none">>>> the operational experience
given that the motors are operating very<br clear="none">>>>
slowly and pushing Snoopy around at about 2 knots (estimated). 
The<br clear="none">>>> props are designed for power, but
that&<span>apos</span>;s what we want underwater.  True,<br
clear="none">>>> a <span>kort</span> nozzle would increase that
power but what is the return on the<br clear="none">>>>
cost?  In other words, on a road with a speed limit of 30mph and
no<br clear="none">>>> passing zones it
<span>doesn</span>&<span>apos</span>;t matter whether you have a 1.6
liter or 5.4<br clear="none">>>> liter engine under the hood
does it?<br clear="none">>> --<br clear="none">>>
<span>Archivale</span> catalog: <a
href="http://www.archivale.com/catalog" shape="rect" rel="nofollow"
target="_blank">http://www.archivale.com/catalog</a><br
clear="none">>> Polymath <span>weblog</span>: <a
href="http://www.archivale.com/weblog" shape="rect" rel="nofollow"
target="_blank">http://www.archivale.com/weblog</a><br
clear="none">>> Translations (<span>ProZ</span> profile): <a
href="http://www.proz.com/profile/639380" shape="rect" rel="nofollow"
target="_blank">http://www.proz.com/profile/639380</a><br
clear="none">>> Translations (<span>BeWords</span> profile): <a
href="http://www.bewords.com/Marc-dePiolenc" shape="rect" rel="nofollow"
target="_blank">http://www.bewords.com/Marc-dePiolenc</a><br
clear="none">>> Ducted fans: <a
href="http://massflow.archivale.com/" shape="rect" rel="nofollow"
target="_blank">http://massflow.archivale.com/</a><br
clear="none">>> _______________________________________________<br
clear="none">>> Personal_Submersibles mailing list<br
clear="none">>> <a href="" shape="rect"
rel="nofollow">Personal_Submersibles@psubs.org</a><br
clear="none">>> <a
href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles"
shape="rect" rel="nofollow"
target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><br
clear="none">><br clear="none">>
_______________________________________________<br clear="none">>
Personal_Submersibles mailing list<br clear="none">> <a href=""
shape="rect" rel="nofollow">Personal_Submersibles@psubs.org</a><br
clear="none">> <a
href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles"
shape="rect" rel="nofollow"
target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a>

<div>> -- <span>Archivale</span> catalog: <a
href="http://www.archivale.com/catalog" shape="rect" rel="nofollow"
target="_blank">http://www.archivale.com/catalog</a> Polymath
<span>weblog</span>: <a href="http://www.archivale.com/weblog"
shape="rect" rel="nofollow"
target="_blank">http://www.archivale.com/weblog</a> Translations
(<span>ProZ</span> profile): <a
href="http://www.proz.com/profile/639380" shape="rect" rel="nofollow"
target="_blank">http://www.proz.com/profile/639380</a> Translations
(<span>BeWords</span> profile): <a
href="http://www.bewords.com/Marc-dePiolenc" shape="rect" rel="nofollow"
target="_blank">http://www.bewords.com/Marc-dePiolenc</a> Ducted fans:
<a href="http://massflow.archivale.com/" shape="rect" rel="nofollow"
target="_blank">http://massflow.archivale.com/</a>
_______________________________________________ Personal_Submersibles
mailing list<a href="" shape="rect"
rel="nofollow">Personal_Submersibles@psubs.org</a><a
href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles"
shape="rect" rel="nofollow"
target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a></div></td></tr></tbody></table></div></div></div></div>_______________________________________________
Personal_Submersibles mailing list<a href="" shape="rect"
rel="nofollow">Personal_Submersibles@psubs.org</a><a
href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles"
shape="rect" rel="nofollow"
target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a></div></div></div></div></div></div></div>
<div>_______________________________________________
Personal_Submersibles mailing list<a href="" shape="rect"
rel="nofollow">Personal_Submersibles@psubs.org</a><a
href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles"
shape="rect" rel="nofollow"
target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a></div></div></div></div></div></div></div></div><br
clear="none">
<div>_______________________________________________<br
clear="none">Personal_Submersibles mailing list<br clear="none"><a
href="" shape="rect"
rel="nofollow">Personal_Submersibles@psubs.org</a><br clear="none"><a
href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles"
shape="rect" rel="nofollow"
target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><br
clear="none"></div><br clear="none"><br
clear="none"></div></div></div></div></div></div>
<div style="FONT-SIZE: 12px; MARGIN: 0px; FONT-FAMILY: Tahoma, Verdana,
Arial, Sans-Serif"><pre style="FONT-SIZE:
9pt"><tt>_______________________________________________
Personal_Submersibles mailing list
<a href="" shape="rect"
rel="nofollow">Personal_Submersibles@psubs.org</a>
<a
href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles"
shape="rect" rel="nofollow"
target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a>
</tt></pre></div></div></div></div><br
clear="none">_______________________________________________<br
clear="none">Personal_Submersibles mailing list<br clear="none"><a
href="" shape="rect"
rel="nofollow">Personal_Submersibles@psubs.org</a><br clear="none"><a
href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles"
shape="rect" rel="nofollow"
target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><br
clear="none"><br clear="none"></blockquote></div><br
clear="none"></div></div></div></div></div></div>
<div>
<div class="yiv2663912050h5"><br clear="none">
<div>_______________________________________________<br
clear="none">Personal_Submersibles mailing list<br clear="none"><a
href="" shape="rect"
rel="nofollow">Personal_Submersibles@psubs.org</a><br clear="none"><a
href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles"
shape="rect" rel="nofollow"
target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><br
clear="none"></div><br clear="none"><br
clear="none"></div></div></div></div></div></div></div></div><br
clear="none">_______________________________________________<br
clear="none">Personal_Submersibles mailing list<br clear="none"><a
href="" shape="rect"
rel="nofollow">Personal_Submersibles@psubs.org</a><br clear="none"><a
href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles"
shape="rect" rel="nofollow"
target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><br
clear="none"><br clear="none"></blockquote></div><br
clear="none"></div></td></tr></tbody></table></div></div></div></blockquote></div><font
size="2" face="Courier New"> </font><font size="2" face="Courier
New"><br clear="none"><br clear="none">-- <br clear="none"><br
clear="none">Carsten Standfuß<br clear="none">Dipl.Ing.Schiffbau @
Meerestechnik<br clear="none">Heinrich Reck Str.12A<br
clear="none">18211 Admannshagen<br clear="none"><br clear="none">0172
8464 420<br clear="none"><a
href="http://WWW.Euronaut.org">WWW.Euronaut.org</a><br clear="none"><A
href="mailto:Carsten@euronaut.org">Carsten@euronaut.org</a></font></div></div><br>
<div id="yqt42101"
class="yqt3967080649">_______________________________________________<br
clear="none">Personal_Submersibles mailing list<br clear="none"><A
href="mailto:Personal_Submersibles@psubs.org" shape=rect 
ymailto="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</a><br
clear="none"><a
href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles"
shape="rect"
target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><br
clear="none"></div><br><br></div></div></div></div></div></blockquote><blockquote
type="cite"><div><span>_______________________________________________</span><br><span>Personal_Submersibles
mailing list</span><br><span><A
href="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</a></span><br><span><a
href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a></span><br></div></blockquote>
</blockquote>

<font face="Courier New" size=2> </font><font face="Courier New"
size=2><br><br>-- <br><BR>Carsten Standfuß<BR>Dipl.Ing.Schiffbau @
Meerestechnik<BR>Heinrich Reck Str.12A<BR>18211 Admannshagen<BR><BR>0172
8464 420<BR>WWW.Euronaut.org<BR>Carsten@euronaut.org</font></body>
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