Hydraulic and earth engineering – Diving – Suit or accessory therefor
Patent
1993-11-05
1995-08-29
Corbin, David H.
Hydraulic and earth engineering
Diving
Suit or accessory therefor
405185, B63C 1102
Patent
active
054454751
ABSTRACT:
A floating up guide device has an external wall portion forming a floating up guide device body and a hollow interior portion defined within the external wall. The external wall portion forming the floating up guide device body being formed of a hard material which does not vary the volume of the hollow interior portion. The hollow interior portion being sealingly enclosed by the external wall portion. A balancing member variable of weight being detachably attached on one end of the external wall portion.
REFERENCES:
patent: 3670509 (1972-06-01), Walters
patent: 5049864 (1991-09-01), Barshinger
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