<DIV style="font-family:Arial, sans-serif; font-size:10pt;"><DIV>Hank, can you cinch it down from the inside , obviously you would have to be inside at the time, but you might be able to determine if it is where you want it.</DIV><DIV> </DIV><DIV>Brian<BR><BR>--- personal_submersibles@psubs.org wrote:<BR><BR>From: hank pronk via Personal_Submersibles <personal_submersibles@psubs.org><BR>To: Personal Submersibles General Discussion <personal_submersibles@psubs.org><BR>Subject: Re: [PSUBS-MAILIST] hatch pin<BR>Date: Tue, 22 Mar 2016 17:09:50 +0000 (UTC)<BR><BR></DIV><DIV style="color: rgb(0, 0, 0); font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 12px; background-color: rgb(255, 255, 255);"><DIV><DIV><DIV style="color: rgb(0, 0, 0); font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 12px; background-color: rgb(255, 255, 255);"><DIV><SPAN>Sean yes it is conical, but when I close it with the o-ring, it does not close tight metal to metal and with the play in the hinge I feel like it is not closing evenly when I do the vacuum test. I am probably worrying about nothing, likely the hatch is not </SPAN>completely seated metal to metal under vacuum. I am talking</DIV> <DIV><BR><BR></DIV></DIV></DIV></DIV><DIV> <DIV style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 12px;"> <DIV style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;"> <DIV><BR><BR></DIV><DIV><DIV dir="ltr"><FONT face="Arial" size="2"> On Tuesday, March 22, 2016 10:18 AM, Sean T. Stevenson via Personal_Submersibles <personal_submersibles@psubs.org> wrote:<BR></FONT></DIV> <BR><BR> <DIV><DIV><DIV><DIV dir="ltr">What type of misalignment exists? Aren't you using a conical bearing face on your hatch? That should be self-centering.</DIV>
<DIV dir="ltr">Sean<BR>
</DIV>
<BR><BR><DIV>On March 22, 2016 9:03:59 AM MDT, hank pronk via Personal_Submersibles <personal_submersibles@psubs.org> wrote:<BLOCKQUOTE style="margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex; border-left-color: rgb(204, 204, 204); border-left-width: 1px; border-left-style: solid;">
<DIV><DIV style="color: rgb(0, 0, 0); font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 12px; background-color: rgb(255, 255, 255);"><DIV>Hi All,</DIV><DIV>When I built my hatch system, I built it so the hinge pin has moment in it so the o-ring would have full contact before the hatch was fully closed metal to metal.</DIV><DIV>When I vacuum test it, the hatch is not perfectly even in the seat, or at least it seems like it. I am wondering if I should close the hatch with the o-ring out and the hatch perfectly positioned and then weld bushings to the hinge so the pin has no movement. Or should I leave it alone and expect that the external pressure will push the hatch into place? </DIV><DIV>Hank</DIV><DIV><BR></DIV><DIV>Scott, did you notice if your hatch hinge has play?</DIV></DIV></DIV><DIV style="margin-top: 2.5em; margin-bottom: 1em; border-bottom-color: rgb(0, 0, 0); border-bottom-width: 1px; border-bottom-style: solid;"></DIV><PRE></PRE><HR><BR>Personal_Submersibles mailing list<BR>Personal_Submersibles@psubs.org<BR><A href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</A><BR></BLOCKQUOTE></DIV></DIV></DIV><BR><DIV>_______________________________________________<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">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</A><BR></DIV><BR><BR></DIV></DIV> </DIV> </DIV> </DIV></DIV>_______________________________________________
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