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<div dir="ltr" data-setdir="false">Sean, is that disturbance an issue at such low speeds?</div><div dir="ltr" data-setdir="false">Hank</div><div><br></div>
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On Thursday, June 18, 2020, 6:47:19 AM MDT, Sean T. Stevenson via Personal_Submersibles <personal_submersibles@psubs.org> wrote:
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<div><div id="yiv1162185886"><div><br clear="none">I'd be a bit concerned about propellor efficiency given the disturbance to the upstream water flow, but I guess if I were to fabricate something without going to the effort of profiling an actual foil section, perhaps a length of pipe as the duct with three flat bar supports, and some sort of welded wire mesh or expanded metal grate formed over the upstream side - as open a mesh as I could accept. I'd also be a bit concerned about fouling the screen, and if you did happen to suck something in, it will be that much more difficult to clear it again. Double edged sword?<br clear="none"><br clear="none">Sean<br clear="none"><br clear="none">Sent from ProtonMail mobile<br clear="none"><br clear="none"><br clear="none"><br clear="none">-------- Original Message --------<br clear="none">On Jun. 18, 2020, 06:35, hank pronk via Personal_Submersibles < personal_submersibles@psubs.org> wrote:<blockquote class="yiv1162185886protonmail_quote"><br clear="none"></blockquote></div><div class="yiv1162185886yqt1620515363" id="yiv1162185886yqt23844"><div><div class="yiv1162185886ydpfb48272dyahoo-style-wrap" style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:13px;"><div></div>
<div>Sean, I need prop guards to prevent entanglements</div><div dir="ltr">Hank</div><div><br clear="none"></div>
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On Thursday, June 18, 2020, 6:27:02 AM MDT, Sean T. Stevenson via Personal_Submersibles <personal_submersibles@psubs.org> wrote:
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<div><div id="yiv1162185886"><div>Hank, can you explain exactly what you're getting at? Do you mean a prop guard as in a low profile non-accelerating duct? Or a skeg of some sort?<br clear="none"><br clear="none">Sean<br clear="none"><br clear="none"><br clear="none">-------- Original Message --------<br clear="none">On Jun. 18, 2020, 06:20, hank pronk via Personal_Submersibles < personal_submersibles@psubs.org> wrote:<blockquote class="yiv1162185886protonmail_quote"><br clear="none"></blockquote></div><div class="yiv1162185886yqt5137633098" id="yiv1162185886yqt97674"><div><div class="yiv1162185886yahoo-style-wrap" style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:13px;"><div dir="ltr">Hi All, I am looking for some sort of screened prop guards that won't break the bank. Any ideas?</div><div dir="ltr">Hank</div></div></div></div></div><div class="yiv1162185886yqt5137633098" id="yiv1162185886yqt40677">_______________________________________________<br clear="none">Personal_Submersibles mailing list<br clear="none"><a rel="nofollow" shape="rect" ymailto="mailto:Personal_Submersibles@psubs.org" target="_blank" href="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</a><br clear="none"><a rel="nofollow" shape="rect" target="_blank" href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><br clear="none"></div></div>
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