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| Number | Title | Issue Date |
| 7174844 | Simulator and method for performing underwater submarine escape training The simulator of the present invention comprises a submersible structure to be used in a body of water, for instance a pool. This structure comprises a bell defining a main chamber. An escape tower is provided over the bell. This escape tower defines an escape chamb... | 02/13/2007 |
| 6925954 | Systems and methods for allowing underwater escape from a submarine A method for allowing underwater escape from a submarine includes attaching a lower escape tower connector of an escape tower to a hatch connector of a submerged submarine to sealingly attach a lower end of the escape tower to the submarine. A first riser tube is at... | 08/09/2005 |
| 6840189 | Method and apparatus for enabling work to be carried out on a submerged portion of a vessel The apparatus comprises a generally cylindrical or sleeve-like or tubular housing 2 having an opening at one end which is locatable to be in sealing engagement with the outer surface of part of the hull 3 of a submarine with said housing 2 formi... | 01/11/2005 |
| 5979354 | Submarine A submarine has a forward pressure hull, an aft pressure hull, and a third pressure hull vessel which is connectable to each of the forward and the aft pressure hulls, wherein the submarine is provided with an array of tubes suitable for launching missile... | 11/09/1999 |
| 4399764 | Passive shock mitigation system with sea water metering shock absorber Passive apparatus for absorbing the kinetic energy of a collision to prot an underwater structure from damage in a collision which includes a ring suspended by a ring support system so that the ring is positioned between the structure and the expected pa... | 08/23/1983 |
| 4333414 | Submersible twin-hull watercraft A submersible watercraft has at least one watertight hull and a diver-exit vessel adapted to accommodate a diver is detachably connected to the watercraft by a sealable diver-exit port which enables divers to pass between the diver-exit vessel and the wat... | 06/08/1982 |
| 4195949 | Method and apparatus for emergency transfer and life support of saturation divers An emergency life-supporting capsule is disclosed for transferring saturation divers from a main decompression chamber on board a main support vessel. The capsule is attached to the main decompression chamber in anticipation of an emergency. The capsule i... | 04/01/1980 |
