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Re: [PSUBS-MAILIST] SCUBA Limits
Never number one Vance, allways wear number 3 or 4.. :-)
(This tipp comes by a friend how purchase over the years some
Side scan sonars and ROVs - allways the Production number 001 or A1)
But number 3 and 4 reserve for me..
Just finish for today producton of lead-bars for the Euronaut.
Dirty and warm job. 400kg / 900 pounds of bars ready to go into the bilge.
Some 4000 Kg / 9000 pound still waiting for melting..
regards Carsten
<vbra676539@aol.com> schrieb:
>
> Phil,
>
> Who, me? I'm just checking my check book. Gimme hull number one.
>
> Vance
>
>
> -----Original Message-----
> From: Phil Nuytten <pnuytten@compuserve.com>
> To: INTERNET:personal_submersibles@psubs.org <personal_submersibles@psubs.org>
> Sent: Fri, 27 Jul 2007 11:52 pm
> Subject: RE: [PSUBS-MAILIST] SCUBA Limits
>
>
>
>
>
> Hi, Paul/all:
> Idling down thru' some posts, I noted Paul's comment on a 'poor
> mans DeepWorker' (or similar) as an alternative to SCUBA. Thought you might
> be interested to know that Nuytco was approached by a couple of large
> aquariums to build a very shallow, low-cost DeepWorker that would be used,
> ostensibly, to feed fish or clean the windows of the aquaria or something -
> but was actually to pull people in to 'see the submarine'! This came about
> as a result of our having DeepWorkers in such aquariums as Newport beach,
> Oregon, Monterey, Ca, Seattle, Wash,Vancouver, BC, etc., It was only a
> fweek or so, each, but people jammed the place to see the subs operate - up
> close! Most important to the aquariums, it brought attendance by local
> people - who were tired of seeing the same ol' fish displays - back up. It
> had been mentioned to us before, by the Sydney and the New Egland Aquariums
> - and I finally did take it seriously enough to build two different
> 'shallow' sub hulls, one in a hybrid composite fiber (glass and carbon
> mixed in an epoxy matrix) and one in light mild steel. The depths required
> for most aquariums are quite modest - the structural strength required to
> stand handling the thing in and out of the water was greater than the
> depth required integrity - so, I figured, why not make it deep enough that
> it could double as an aquarium specimen collecting sub? They can already
> collect with SCUBA so, the only big advantage would be bottom time - -
> unless it went deeper than the average SCUBA diver. So I settled on 100
> meters - 320 feet. The steel hull we built was nearly the same as
> DeepWorker - just a little shorter leg tube - but one third the thickness
> and much, much, lighter. Cheaper , too - thinner domes, lighter stainless
> hatch seat rings, etc., but still not dirt cheap. We'd had some
> considerable experience with light, mild steel,shallow hulls used in a sub
> series called 'Sea Urchin' in the mid- 90's and that knowledge helped get
> the cost down.-But, the composite hull more economical by a considerable
> factor, but had to be stiffened with large diameter aluminum tubing hoops
> in the hatch sealing area and in the leg tube.
> This was all a few of years ago. We already had all the test data
> from Sea Urchin but nothing comparable from the 'plastic' DeepWorker. so we
> set about to pressure test the 'plastic' - but then got an order for four
> DeepWorker 2000's. So I put the 'plastic' hull aside in the the
> 'to-be-continued ' part of the warehouse ( along with the 7,000 foot 'Deep
> Roamer') and there it sits.
> Recently, I had a thought ( always dangerous, our guys tell me)
> What about just selling the 'plastic' (or lightweight mild steel) hulls,
> battery pods, domes, etc., as a kind of a kit. Sorta like K350's but
> jazzier looking (in my biased opinion) and I guess the question that I
> didn't research any further was: what would it have to sell for in order to
> be attractive to home builders?
> Any thoughts? (I can hear Vance thinking 'Jeez, are you nuts? don't you
> have enough problems now?)
> Regards
> Phil Nuytten
>
>
>
>
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