Perceives end poppet pressure. Should allow a vessel to be turned at the moment of emersion. The sense of my job above this system consist in the following. After my arrival on this shipyard the problem was delivered to me to develop not welded to a hull a bow system. As the customers were dissatisfied in large volume of welding operations in a bow underwater part of a hull. I also developed the so-called "system", introduced on this and number of other photos.