SUBMERSIBLE VEHICLE HULL Russian patent published in 1999 - IPC

FIELD: shipbuilding; designing hulls of submersible vehicles. SUBSTANCE: hull of submersible vehicle has several skins which form cavities between them filled with light mineral oil, alcohol or another liquid. Each cavity is intended for design which depends on maximum diving depth. Action of hydrostatic outside pressure on walls of cavities of vehicle is distributed stepwise reducing towards inner ones. Each cavity is divided into two more compartments by means of oil-tight bulkheads depending on maximum diving depth and dimensions of vehicle. EFFECT: increased strength of submersible vehicle hull. 1 dwg