Ocean Physics

available technology

Free rotating integrated motor propulsor

An integrated motor propulsor includes a rotor which a plurality of rotor blades adapted to rotate about a center axis. An outer ring surrounding the rotor contacts one of the rotor blades and has a field means positioned on the outer ring. A duct is in low friction contact circumferentially...
available technology

GPS antenna for submarine towed buoy

An apparatus including a gimbal and an antenna with a hollowed frustum having a closed end and an open end. The antenna includes a feed stem at the closed end extending as an internal rod into the hollowed frustum. The opposite end of the rod connects to a receiver section extending from an edge of...
available technology

Guide tube bend fluid bearing

Disclosed is an apparatus for deploying and retrieving a towed array from a vehicle. This apparatus includes a cable storage device positioned inside the vehicle hull. A winch is positioned adjacent this cable storage device for paying out the array and retrieving the array from and to the cable...
available technology

Gun-armed countermeasure

A device for countermeasuring an underwater target is provided. The device generally comprises a module having inflatable buoyancy chambers that allow the module to hover at a desired water depth, at least one acoustic array to detect the underwater target, a propulsor system for orienting the...
available technology

High efficiency parametric sonar

A parametric sonar for use in a liquid medium includes a first signal generator which transmits a first acoustic signal and a second signal generator transmitting a second acoustic signal which interatct to produce a difference frequency signal at an interference region. A cavitation generator is...
available technology

High resolution projectile based targeting system

A projectile based targeting system for underwater objects includes a trainable gun terminal mounted in a waterproof housing. The gun terminal includes plural gun barrels terminating in waterproof breeches. Noise generating projectiles are launched from the gun barrels, and a fire control system...
available technology

High-speed paddle wheel catamaran

A high speed paddle wheel catamaran includes a hull configuration having a main hull portion with at least one defined cavity area in a lower surface of the main hull and opposing side pontoons depending from the main hull portion. The depending side pontoons correspond in orientation to a...

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