Submersible twin-hull watercraft

Details Submersible twin-hull watercraft Submersible twin-hull watercraft

1979-10-22

1982-06-08

Blix, Trygve M.

Ships

Submersible device

Detachably connected to a main vessel

114315, 114323, 114333, 114335, 405189, 405192, 114 61, B63G 841

Patent

active

043334148

ABSTRACT:
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 watercraft. The diver-exit vessel has a buoyancy and hauling apparatus such as a pair of ropes link the diver-exit vessel to the watercraft when the diver-exit vessel is not docked at the diver-exit port.

REFERENCES:
patent: 1159683 (1915-11-01), Keller
patent: 1929168 (1933-10-01), Grieshaber
patent: 2948247 (1960-08-01), Rebikoff
patent: 3851491 (1974-12-01), Mason
patent: 4010619 (1977-03-01), Hightower
patent: 4164195 (1979-08-01), Frigeni

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