Datasonics, Inc.

William Dalton

Al Billings

An improved underwater release apparatus, underwater release system and method of controlled release of an underwater object employing the underwater release apparatus. The underwater release apparatus comprises a housing release means mounted on a housing, a securing means for holding the housing at a defined position, the housing release means comprising a pair of load-balanced clamping jaws mounted for movement between a clamping position and a load releasing position, a coupling means attached to a water balanced shaft means slideably mounted on a nonexplosive drive means for driving the shaft between an engaged position and a disengaged position and for releasing the housing from the mooring. The housing release apparatus may be employed in an underwater release system including a transmitter adapted to transmit command signals to a receiver mounted in a housing attached to a mooring means adapted to secure the housing at a defined depth in the water and a buoy means to provide positive flotation for the housing for positioning at a defined depth and for retrieval upon release from the mooring by upon the command from the transmitter and released by the housing release means.

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North Falmouth, MA, United States of America

William Dalton