Re: [PSUBS-MAILIST] Viewport design

[Coalbunny <coalbunny@onewest.net>]

Thanks Alec!
Carl


Alec Smyth wrote:
> 
> You can get them from Greg Cottrell... 301-502-0402. He's a psubber himself,
> and will probably be willing to discuss design ideas.
> 
> - Alec
> 
> -----Original Message-----
> From: Coalbunny [mailto:coalbunny@onewest.net]
> Sent: Wednesday, December 05, 2001 10:45 PM
> To: personal_submersibles@psubs.org
> Subject: Re: [PSUBS-MAILIST] Viewport design
> 
> Problem I have seen in the past Alec is that before an acrylic
> manufacturer/former is willing to build the viewports, they also want
> *certified* engineering schematics or something like that.  I checked
> that out a few years ago with a acrylic manufacturer/former in Colorado.
> Carl
> 
> > Alec Smyth wrote:
> >
> > I can think of 2 options:
> >
> > a) Locate a copy of the book "Acrylic Plastic Viewports" by Jerry
> > Stachiw (see PSUBS references). Unfortunately this is next to
> > impossible. Else you can go to Jerry's web page, www.hydroports.com,
> > and order from a ton of reports. I have no idea what the cost of this
> > is, although I'm sure the information is top notch.
> >
> > b) Go to the ASME web page and buy the "PVHO" publication (Pressure
> > Vessels for Human Occupancy). It costs a hundred something bucks, but
> > its worth every penny. I've spent money on every conceivable
> > sub-related thing, but these have to be the most worthwhile bucks of
> > the lot. Its pretty much a viewport cook-book, based largely on
> > Stachiw's research.
> >
> > In either case, you'll then have to either make the ports yourself of
> > have someone make them for you. Please, only use someone who makes
> > viewports for subs. This is one area where the end product might look
> > great but have hidden problems (e.g., incorrect material, improper
> > annealing, etc.)
> >
> >
> > - Alec
> >
> >
> >  -----Original Message-----
> > From: Floridarobots@aol.com [mailto:Floridarobots@aol.com]
> > Sent: Wednesday, December 05, 2001 8:59 AM
> > To: personal_submersibles@psubs.org
> > Subject: Re: [PSUBS-MAILIST] Viewport design
> >
> >      Where can I find (on the web) some details / drawings of
> >      various viewport design ? I am making typical circular
> >      viewports-flat in cross section and wanted to look at
> >      various methods of gasket/ o-ring design
> >
> >      Tom Mitzlaff
> 
> --
> "The plain meaning of the right of the people to keep arms is that it is
> an individual, rather than a collective, right and is not limited to
> keeping arms while engaged in active military service or as a member of
> a select militia such as the National Guard." - U.S. vs. Emerson, 5th
> Circuit Federal Court- published October 16, 2001

-- 
"The plain meaning of the right of the people to keep arms is that it is
an individual, rather than a collective, right and is not limited to
keeping arms while engaged in active military service or as a member of
a select militia such as the National Guard." - U.S. vs. Emerson, 5th
Circuit Federal Court- published October 16, 2001