US PATENT SUBCLASS 405 / 189
.~.~ With communication between inhabitable enclosures


Current as of: June, 1999
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405 /   HD   HYDRAULIC AND EARTH ENGINEERING

185  DF  DIVING {6}
188  DF  .~ Underwater docking or mooring {1}
189.~.~ With communication between inhabitable enclosures


DEFINITION

Classification: 405/189

With communication between inhabitable enclosures:

(under subclass 188) Method or apparatus in which the diving apparatus comprises a compartment containing a breathable gaseous environment and a hatchway leading to the same, and means are provided for attaching said diving apparatus to a submerged vessel or structure which also includes a compartment, whereby the compartments of diving apparatus and the vessel or structure are in communication with each other via said hatchway.

SEE OR SEARCH CLASS

114, Ships,

330+, for submarines including a rescue feature.