Re: [PSUBS-MAILIST] drop weight mecanisim

[NeophyteSG@aol.com]

In a message dated 2/18/04 1:47:12 PM Pacific Standard Time, pipo305@hotmail.com writes:

I saw a sub that use a hydraulic jack for drop weight. the pump is inside
the sub and the "jack" is a hydraulic cylinder that release the weight. This
way, there is no leakage possible because the thruht hull is not with mobile
parts.

Same principle.

 

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