Re: [PSUBS-MAILIST] Argonaut Junior replica

[Michael B Holt <tlohm@juno.com>]

On Mon, 28 Oct 2002 08:34:18 -0500 Dan h <machine@epix.net> writes:
>I think to build such a craft one would be require more knowledge of
>submarines and what makes them tick then automotive engineering.  

Well, yes .....

>Flat panels are a problem though.  Wood, even worse.  You mention 
>a strong frame would be needed.  The strength of the box required 
>for only a few feet of water depth would be far stronger then that 
>required to span 14 feet between two supports.  In water, your box 
>hull wouldn't need much support to keep from sagging in the middle
> in comparison to the support needed to keep from collapsing.  The 
>box shape itself is strong in rigidity, but it's the weakest form to 
>work with because of the waters forces on it at depth. 

All this is true, but it depends on how the box is framed 
internally.  

> Your considering a big box with a lot of surface area, and 
>also a lot of displacement.

About seven tons, actually.

If this were easy, I'd find another hobby.   



Mike H.


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