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[PSUBS-MAILIST] Ambient bailing without flooding.



Hi Joe and Myles.
 
Here are some links to Kent Markham's silent runner II ambient half dry sub.
 
I bought my minnkota from Kent and along with the motor he sent me a set of plans for both his
 
silent runner 2 and his delta wing ambient subs.Both plans available at psubs too.
 
You can see the lower side door on the photos where the diver gets in and out.
 
So you can see how the air bubble in the canopy could keep from getting
 
flooded but the operator could still exit the sub if he could not surface for some
 
reason, then come back to retrieve the sub without the interior getting wet.
 
In the silent runner 2 it would not matter if the interior got wet, but I am just
 
showing you this to explain the principle of how the interior could stay dry in
 
the ambient designs you both are contemplating and you still could bail without
 
flooding the interior. Think of an upside down glass being pushed underwater.
 
As you go deeper the water wants to rise higher in the glass but you keep it from
 
rising by putting more air pressure into the glass. Then if you need to bail you can
 
swim out the bottom of the glass without having to flood the glass itself. That way
 
you would not flood your engine or motors or anything else in the interior you did not
 
want to get wet. Just no sense in flooding the ambient. Just make sure you design an
 
exit hole in the bottom when you build it and swim out your gopher hole if necessary.
 
http://www.scubatow.com/images/sub2/003.jpg
 
http://www.scubatow.com/images/sub2/004.jpg
 
http://www.scubatow.com/sub2.html
 
Bill.