Underwater measurement device

Communications – electrical: acoustic wave systems and devices – Underwater system

Patent

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H04B 1100

Patent

active

057744211

ABSTRACT:
An underwater measurement device includes a housing for disposition on a bed surface, an opening defined by the housing, a buoy for disposition in the opening and buoyant so as to be floatable out of the opening, a cable interconnecting the housing and the buoy, and a winch in the buoy to pay out and take in the cable to permit the buoy to rise toward the sea surface and be drawn into the housing opening. A sensor is fixed to the buoy. Disposed in the device are communication circuitry for relaying to a remote station signals detected by the sensor, and operative circuitry for receiving instructions from the remote station and in response thereto operating the winch and the sensor.

REFERENCES:
patent: 2341923 (1944-02-01), Kotelev et al.
patent: 3906564 (1975-09-01), Thompson et al.
patent: 4692906 (1987-09-01), Neeley

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