Handling: hand and hoist-line implements – Underwater implement
Patent
1975-08-25
1976-10-19
Marber, James B.
Handling: hand and hoist-line implements
Underwater implement
294 86R, 294103R, 114 55, B66C 118
Patent
active
039867455
ABSTRACT:
This device assures the underwater recovery of heavy objects by marine mals. A trigger mechanism releases sections of spring biased tubing which converged about the object. After the tubing sections interconnect, the marine mammal pulls free and the object is retrieved by a hoisting line. If the object is partially buried in marine sediment, a pair of pressurized gas cartridges are ruptured to jet a pathway for the converging tubular sections. Because the tubing sections are inherently strong, the hoisting line optionally is connected directly to them or to a suitably arranged bridle. The lightweight concentrically arranged tubing sections are capable of lifting heavy loads and are designed to assure reliable trouble free operation.
REFERENCES:
patent: 2624611 (1953-01-01), Knapp
patent: 3722941 (1973-03-01), Seiple et al.
patent: 3733101 (1973-05-01), Sayre, Jr.
Johnston Ervin F.
Keough Thomas Glenn
Marber James B.
Sciascia Richard S.
The United States of America as represented by the Secretary of
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