[PSUBS-MAILIST] Mushroom Valve?

[James Frankland via Personal_Submersibles]

hmm, ok I am still thinking of ideas.

On 2 February 2018 at 17:17, hank pronk via Personal_Submersibles
<personal_submersibles at psubs.org> wrote:
> James,
> I did do as Alan suggested and mounted tanks for stability that were
> pressurized with weight to compensate and create the stability.  It worked
> well, I used LP tanks.
> Hank
>
> On Friday, February 2, 2018, 9:35:05 AM MST, James Frankland via
> Personal_Submersibles <personal_submersibles at psubs.org> wrote:
>
>
> Hi steve
>
> Are you having for and aft tanks on your K250 as well as the saddles?
>
> I really like the colour, very different from the usual.  Pond green!
>
>
>
>
>
> On 1 February 2018 at 18:54, Steve McQueen via Personal_Submersibles
> <personal_submersibles at psubs.org> wrote:
>> James, When you do mount, like others have said, ensure the mounting
>> attachments are beefy enough you can also support some decking with these
>> mounts (if you want). I have similarly placed variable ballast tubes on my
>> K-250 that will also be used to support my decking.
>>
>> For improved stability I am also considering adding some smaller saddle
>> tanks in the future in conjunction to the variable ballast tubes I have.
>> I think for this application Alec's arrangement on Snoopy  (1 mech. thru
>> hull in tower) was clean and simple. I anticipate I will do the same.
>>
>> I have attached a couple of photos.
>>
>> Thanks,
>> Steve
>>
>> ---- James Frankland via Personal_Submersibles
>> <personal_submersibles at psubs.org> wrote:
>>> Hi All,
>>>
>>> I am adding saddle tanks to Jodie B.
>>>
>>> Im not 100% sure what to do with regards to the vent plumbing.  I would
>>> like to ask if anyone has any advice?
>>>
>>> I am thinking of putting 2x through hulls on the top of the main pressure
>>> hull.  For and aft of the tower and then piping the vents to a valve that
>>> would operate through them.  Similar to the existing vents.
>>>
>>> OR, fit the through hulls at the side so they penetrate the tanks and
>>> have
>>> a linkage of some sort that operates valves attached to the top of each
>>> tank, for and aft.  Some sort of mushroom valve??
>>>
>>> Any ideas?  What have other people done?
>>>
>>>
>>>
>>>
>>
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>
>>
>
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