[PSUBS-MAILIST] viewport questions

[Sean T. Stevrnson via Personal_Submersibles]

Vance, I'd be happy to run some calcs for you if you have some constraints to start with (I.e. know any two of: inner or outer radius, thickness, working depth).

Or were you referring to the seat calcs?

Sean


On October 28, 2014 1:48:55 PM MDT, via Personal_Submersibles <personal_submersibles at psubs.org> wrote:
>Alec,
>
>
>I hope this is still you.
>
>
>I've been talking to Greg about a major retro-fit on my K-350--a full
>hull-diameter dome segment viewport in place of the forward elliptical
>head. He mentioned having built yours (the 1000' version) while we were
>talking about thickness and whether to try and use something out of
>Pete's junk pile.
>
>
>While we were chewing the fat about this, he said that to the best of
>his recollection, yours started at 1.5" thickness, and that he could
>build it for me (maybe a 150 degree arc segment) for what I thought was
>a very reasonable amount.
>
>
>My problem (okay, one of my problems) is that I don't really know how
>to do the calculations for these things. That said, I'm wondering if a
>partial copy of yours might not do the trick for my application (it
>would be tested much shallower, 500 feet or thereabouts).
>
>
>I don't know how you feel about sharing that kind of thing, but I have
>a picture in my head of an acrylic bow K-350 with some fairings and a
>Minn-Kota driven Deepworker style propulsion system. I think it would
>make a great little boat, and so if I can get the viewport and frame
>designed, then it's going to be built.
>
>
>It's time to play if I'm going to. So, what do you think?
>
>
>Best Regards,
>Vance Bradley
>
>
>------------------------------------------------------------------------
>
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