<div dir="ltr"><div>Hey Joe,<br></div>I will send you my cad files on the Minkota 101 Saltwater. I have measured my new 101s and weed 2 prop.  I have also worked out the Marin 37 Kort nozzel design and attachment to the thruster for use on the SeaQuestor project. I will be most likely sending it to my fiberglass fabricator who will cut the assembly in foam  on their 5 axis cnc, ready for a fiberglass overlay.<br>
<br></div><div class="gmail_extra"><br clear="all"><div>Best Regards,<br>David Colombo<br><img src="https://sphotos-a.xx.fbcdn.net/hphotos-ash4/384615_253448681433508_1443740147_n.jpg" height="147" width="200"><br>804 College Ave<br>
Santa Rosa, CA. 95404<br>(707) 536-1424<br><a href="http://www.SeaQuestor.com" target="_blank">www.SeaQuestor.com</a><br><br></div>
<br><br><div class="gmail_quote">On Mon, Oct 28, 2013 at 8:03 AM,  <span dir="ltr"><<a href="mailto:jimtoddpsub@aol.com" target="_blank">jimtoddpsub@aol.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<font color="black" face="arial">
<div><font style="background-color:transparent" face="Arial, Helvetica, sans-serif" size="3">Joe,</font></div>

<div><font size="3">Since you asked: <a href="http://en.wikipedia.org/wiki/Cast_urethanes" 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 class="im">-----Original Message-----<br>
From: Joe Perkel <<a href="mailto:josephperkel@yahoo.com" target="_blank">josephperkel@yahoo.com</a>><br></div><div class="im">
To: Personal Submersibles General Discussion <<a href="mailto:personal_submersibles@psubs.org" target="_blank">personal_submersibles@psubs.org</a>><br></div><div><div class="h5">
Sent: Mon, Oct 28, 2013 9:54 am<br>
Subject: Re: [PSUBS-MAILIST] Group Help Request<br>
<br>




<div>

<div>
<div style="font-size:14pt;font-family:HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,sans-serif">
<div><span>Ok 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 FDM process.</span></div>


<div><span></span> </div>


<div style="font-style:normal;font-size:19px;background-color:transparent;font-family:HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,sans-serif"><span>Same nozzle in cast urethane,.. $ 3,700,.. what is cast urethane? Dont want it anyway!!!</span></div>



<div><span></span> </div>


<div style="font-style:normal;font-size:19px;background-color:transparent;font-family:HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,sans-serif"><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>
</div>


<div style="font-family:HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,sans-serif;font-size:14pt">

<div style="font-family:HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,sans-serif;font-size:12pt">

<div dir="ltr">

<div style="margin:5px 0px;padding:0px;border:1px solid rgb(204,204,204);min-height:0px;line-height:0;font-size:0px" readonly></div>
<font face="Arial"><b><span style="font-weight:bold">From:</span></b> hank pronk <<a href="mailto:hanker_20032000@yahoo.ca" target="_blank">hanker_20032000@yahoo.ca</a>><br>
<b><span style="font-weight:bold">To:</span></b> Personal Submersibles General Discussion <<a href="mailto:personal_submersibles@psubs.org" target="_blank">personal_submersibles@psubs.org</a>> <br>
<b><span style="font-weight:bold">Sent:</span></b> Monday, October 28, 2013 10:28 AM<br>
<b><span style="font-weight:bold">Subject:</span></b> Re: [PSUBS-MAILIST] Group Help Request<br>
</font></div>


<div><br>


<div>

<div>

<div style="font-size:12pt;font-family:tahoma,new york,times,serif">

<div><span>Scott,</span></div>


<div style="font-style:normal;font-size:16px;background-color:transparent;font-family:tahoma,new york,times,serif"><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-ness.  :-) </span></div>



<div style="font-style:normal;font-size:16px;background-color:transparent;font-family:tahoma,new york,times,serif"><span>Hank<var></var></span></div>


<div><br clear="none"></div>


<div style="font-family:tahoma,new york,times,serif;font-size:12pt">

<div style="font-family:times new roman,new york,times,serif;font-size:12pt">

<div dir="ltr">

<div>

<div style="margin:5px 0px;padding:0px;border:1px solid rgb(204,204,204);min-height:0px;line-height:0;font-size:0px"></div>
<font face="Arial"><b><span style="font-weight:bold">From:</span></b> swaters <<a href="mailto:swaters@waters-ks.com" target="_blank">swaters@waters-ks.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" target="_blank">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-MAILIST] Group Help Request<br clear="none"></font></div>

</div>


<div>

<div>

<div>

<div>

<div>Hatch closure from both sides deffenetly 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 alot 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="color:rgb(87,87,87);font-size:75%">Sent from my U.S. CellularŠ Smartphone</div>
</div>
hank pronk <<a href="mailto:hanker_20032000@yahoo.ca" target="_blank">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-style:normal;font-size:16px;background-color:transparent;font-family:tahoma,new york,times,serif"><span>Why don&apos;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-style:normal;font-size:16px;background-color:transparent;font-family:tahoma,new york,times,serif"><span>Hank<var></var></span></div>


<div><br clear="none"></div>


<div style="font-family:tahoma,new york,times,serif;font-size:12pt">

<div style="font-family:times new roman,new york,times,serif;font-size:12pt">

<div dir="ltr">

<div style="margin:5px 0px;padding:0px;border:1px solid rgb(204,204,204);min-height:0px;line-height:0;font-size:0px"></div>
<font face="Arial"><b><span style="font-weight:bold">From:</span></b> Joe Perkel <<a href="mailto:josephperkel@yahoo.com" target="_blank">josephperkel@yahoo.com</a>><br clear="none"><b><span style="font-weight:bold">To:</span></b> "<a href="mailto:personal_submersibles@psubs.org" target="_blank">personal_submersibles@psubs.org</a>" <<a href="mailto:personal_submersibles@psubs.org" target="_blank">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-MAILIST] Group Help Request<br clear="none"></font></div>



<div>

<div>
<table border="0" cellpadding="0" cellspacing="0">
<tbody>
<tr>
<td rowspan="1" colspan="1" 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" target="_blank">http://www.quickparts.com/QuickQuote.aspx</a><br clear="none">
<br clear="none">Isn&apos;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 iPad</td></tr></tbody></table>


<div>

<div>

<div>

<div style="font-size:0.9em">

<div style="margin:5px 0px;padding:0px;border:1px solid rgb(204,204,204);min-height:0px;line-height:0;font-size:0px"></div>
<b><span style="font-weight:bold">From:</span> </b>Marc de Piolenc <<a href="mailto:piolenc@archivale.com" target="_blank">piolenc@archivale.com</a>>; <b><span style="font-weight:bold">To:</span> </b><<a href="mailto:personal_submersibles@psubs.org" target="_blank">personal_submersibles@psubs.org</a>>; <b><span style="font-weight:bold">Subject:</span> </b>Re: [PSUBS-MAILIST] Group Help Request <b><span style="font-weight:bold">Sent:</span> </b>Mon, Oct 28, 2013 10:46:58 AM </div>


<table border="0" cellpadding="0" cellspacing="0">
<tbody>
<tr>
<td rowspan="1" colspan="1" 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&apos;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 inital <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">> iPhone<br clear="none">
><br clear="none">> On Oct 28, 2013, at 2:57 AM, Marc de Piolenc <<a rel="nofollow" shape="rect">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&apos;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 doesn&apos;t do the job is overpriced unless it&apos;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 CNC? 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 kort 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&apos;s what we want underwater.  True,<br clear="none">>>> a kort 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 doesn&apos;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">>> Archivale catalog: <a href="http://www.archivale.com/catalog" rel="nofollow" shape="rect" target="_blank">http://www.archivale.com/catalog</a><br clear="none">
>> Polymath weblog: <a href="http://www.archivale.com/weblog" rel="nofollow" shape="rect" target="_blank">http://www.archivale.com/weblog</a><br clear="none">>> Translations (ProZ profile): <a href="http://www.proz.com/profile/639380" rel="nofollow" shape="rect" target="_blank">http://www.proz.com/profile/639380</a><br clear="none">
>>
 Translations (BeWords profile): <a href="http://www.bewords.com/Marc-dePiolenc" rel="nofollow" shape="rect" target="_blank">http://www.bewords.com/Marc-dePiolenc</a><br clear="none">>> Ducted fans: <a href="http://massflow.archivale.com/" rel="nofollow" shape="rect" target="_blank">http://massflow.archivale.com/</a><br clear="none">
>> _______________________________________________<br clear="none">>> Personal_Submersibles mailing list<br clear="none">>> <a rel="nofollow" shape="rect">Personal_Submersibles@psubs.org</a><br clear="none">
>> <a href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" rel="nofollow" shape="rect" 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 rel="nofollow" shape="rect">Personal_Submersibles@psubs.org</a><br clear="none">> <a href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" rel="nofollow" shape="rect" target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a> 

<div>> -- Archivale catalog: <a href="http://www.archivale.com/catalog" rel="nofollow" shape="rect" target="_blank">http://www.archivale.com/catalog</a> Polymath weblog: <a href="http://www.archivale.com/weblog" rel="nofollow" shape="rect" target="_blank">http://www.archivale.com/weblog</a> Translations (ProZ profile): <a href="http://www.proz.com/profile/639380" rel="nofollow" shape="rect" target="_blank">http://www.proz.com/profile/639380</a> Translations (BeWords profile): <a href="http://www.bewords.com/Marc-dePiolenc" rel="nofollow" shape="rect" target="_blank">http://www.bewords.com/Marc-dePiolenc</a> Ducted fans: <a href="http://massflow.archivale.com/" rel="nofollow" shape="rect" target="_blank">http://massflow.archivale.com/</a> _______________________________________________ Personal_Submersibles mailing list<a rel="nofollow" shape="rect">Personal_Submersibles@psubs.org</a><a href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" rel="nofollow" shape="rect" 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="mailto:Personal_Submersibles@psubs.org" rel="nofollow" shape="rect" target="_blank">Personal_Submersibles@psubs.org</a><a href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" rel="nofollow" shape="rect" 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="mailto:Personal_Submersibles@psubs.org" rel="nofollow" shape="rect" target="_blank">Personal_Submersibles@psubs.org</a><a href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" rel="nofollow" shape="rect" target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a></div>

</div>
</div>
</div>
</div>
</div>
</div>
</div>
<br>


<div>_______________________________________________<br clear="none">Personal_Submersibles mailing list<br clear="none"><a href="mailto:Personal_Submersibles@psubs.org" shape="rect" target="_blank">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>

</div>



<div style="font-size:12px;font-family:Tahoma,Verdana,Arial,Sans-Serif;margin:0px">

<pre style="font-size:9pt"><tt>_______________________________________________
Personal_Submersibles mailing list
<a href="mailto:Personal_Submersibles@psubs.org" target="_blank">Personal_Submersibles@psubs.org</a>
<a href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a>
</tt></pre>
</div>
 



</div></div></div>
</font><br>_______________________________________________<br>
Personal_Submersibles mailing list<br>
<a href="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</a><br>
<a href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><br>
<br></blockquote></div><br></div>