Variable buoyancy device

Details Variable buoyancy device Variable buoyancy device

1974-11-18

1976-04-27

Blix, Trygve M.

Ships

Building

Canal and ferry boats

73170A, 114 16E, B63G 814

Patent

active

039523497

ABSTRACT:
A variable buoyancy device for automatically cycling an object between upward and downward limits including a regulator valve, inflatable device, deep dive control system, shallow dive control system, differential pressure valve, and weight compensating mechanism, as desired, all coacting to automatically cycle the variable buoyancy device between upper and lower depth limits corresponding to predetermined sea water pressures.

REFERENCES:
patent: 1120621 (1914-12-01), Lindmark
patent: 3179962 (1965-04-01), Shear et al.
patent: 3257672 (1966-06-01), Meyer et al.
patent: 3436776 (1969-04-01), Davis
patent: 3590635 (1971-07-01), Duing
patent: 3605418 (1971-09-01), Levine

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