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7610871 Dynamic stabilisation device for a submarine vehicle  
A submarine vehicle able to control the navigation of a towed submerged object ( 3 ). The vehicle includes a body ( 5 ) equipped with stabilizing fins ( 7 a, 7 b, 7 c ), at least one of which ( 7...
6976445 Submarine  
A submarine is comprised of a hull with an external seat on top and a backrest behind the seat. A control column and a grab handle are positioned in front of the seat. External drive motors...
6640740 Bottom activated retractable control surface for an unmanned undersea vehicle  
A bottom activated retractable control device includes a fin member having a front edge, a trailing edge opposite to the front edge, a bottom edge between the front edge and the trailing edge, and...
6525992 Devices for controlling the position of an underwater cable  
A device for controlling the position of an underwater cable comprises a body, first and second actuators, and a pair of wings. The body is stationarily mountable to the underwater cable and the...
6345792 Actuating device with at least three stable positions  
A mechanical actuating device for moving an aerodynamic or hydrodynamic surface includes plural flexure members confined in an elastically deformed condition. The flexure members are movable...
6328622 Submersible water toy  
A submersible water toy comprises a buoyant streamlined body and a pair of wings attached thereto. While the body encourages the vehicle to rise in water, the wings, being formed from thin flat...
6227139 Control tab assisted lift reducing system for underwater hydrofoil surface  
A hydrofoil stabilizer fixed to an underwater hull and provided with a pair of pivotally deflectable control flaps through which surface lift on the stabilizer is controlled, is provided with...
6220550 Actuating device with multiple stable positions  
A mechanical actuating device for moving an aerodynamic or hydrodynamic surface includes at least one flexure member confined in an elastically deformed condition. The flexure member is movable...
6138604 Pelagic free swinging aquatic vehicle  
A pelagic free swimming aquatic vehicle includes a rigid forebody having a predetermined volume; a watertight chamber in the forebody; and a flexible afterbody having a lesser volume than the...
5632218 Debris deflector  
A debris deflector protects an underwater vehicle's control. surface while ntroducing little or no flow disturbance around the control surface. The deflector extends outward from the vehicle to...
5619474 Depth control apparatus  
A depth control apparatus for seismic streamers, comprising a central unit adapted for inserted mounting in the streamer substantially in axial alignment with the streamer, a housing which can...
5615632 Underwater vehicle and a fin assembly therefor  
A fin assembly for an underwater vehicle, the assembly comprising a portion f the hull of the vehicle having a recess therein, and a sleeve proximate a forward end of the recess and inclined...
5487351 Control surface for underwater vehicle  
A control surface for a vehicle comprising a flexible elastomeric body with ts base joined to the vehicle to form a smooth surface, a rigid tip bar joined to the distal end of the body, and a...
5467728 Retractable bow diving plane for a submarine  
A retractable bow diving plane is provided which can be rotated when fully xtended or retracted or when at any position in between, and which allows for independent operation of the port and...
5377613 Submersible boat  
A submersible boat is provided which utilizes a planing boat hull with a sharp bow and blunt stern. The submersible boat performs as a planing boat until it nears the target location. Then, the...
5373800 Sea vessel  
A water vessel comprising a hull, at least one retractable hydrofoil apparatus configured for disposition in an extended orientation for vessel operation in a hydrofoil mode and for disposition in...
5237952 Variable attitude submersible hydrofoil  
A watercraft having positive static buoyancy is provided which is operable both as a hydrofoil and submersible vessel. It is generally shaped in the form of a dolphin or porpoise, with the...
5199820 Attitude adjusting apparatus for scuba divers  
An attitude adjusting apparatus for use by scuba divers automatically varies the position of ballast relative to the center of buoyancy as the attitude of their body underwater changes. An elongate...
5134955 Submergible diving sled  
A submergible, two-passenger dive sled includes a foldable sled frame being adjustable in length, a break-away tow hook for interconnection within the tow line of a power boat, an adjustably...
5127605 Control surface structures for fluid-borne vehicles and method for rotationally moving such structures  
A fluidfoil (78) for use in guiding fluid-borne vehicles has first and second bodies (82, 80) arranged in telescoping relation and collectively defining the leading and trailing edges (18, 20) of...
5121702 Underwater vehicle  
A submarine is provided with a large number of individual fins, some of which are arranged to create a "slot" effect between them. The fins are controlled in a way which is dependent on which of...
5058521 Submarine with keel wing for effectively countering tendency to snap roll in high speed turns while fully submerged  
A submarine hull which has a half wing-like sail which projects vertically upwards, is provided with a keel-wing that also is half wing-like, but projects vertically downwards. By preference the...
5031565 Two-level sea-land creeping vehicle  
A two-level sea-land creeping vehicle formed by three main parts: a frustoconical bow portion which is movable independently but connected to the central part or compartment in the form of a drop...
4979455 Control surfaces  
A control surface design for submerged vehicles. The control surfaces are vably mounted or radially extending support members such that the wake created by the deflection of the control surfaces...
4954110 Underwater buoy provided with hydrodynamic stabilizing means and designed to be suspended, notably from a helicopter  
In a sonar buoy suspended from a helicopter, the lower stabilizing ring of a buoy of this type is replaced by a set of fins which get folded against the body of the buoy during its descent into the...
4763596 Semisubmerged water surface navigation ship  
A semisubmersible water surface navigation ship with even draft comprising at least two lower hulls, which can be submerged under water to reduce resistance and have a shape affording low friction...
4721055 Remotely operated underwater vehicle  
A remotely operated submersible vehicle (21), wherein the vehicle includes flotation cells (62) to provide positive buoyancy, and the vehicle is connected to a disposable clump weight (22) of...
4676183 Ring paravane  
A submersible positioning device, such as a paravane coupled to a distant end of a towing cable may include a front cylindrical stabilizer having a wing diametrically disposed therein and having a...
4577583 Small gliding underwater craft  
An elongated streamlined hull is provided having front and rear ends and a first pair of rear opposite side horizontally outwardly projecting main foils are supported from the hull and have their...
4530303 Apparatus for controlling hydroplanes of marine vessels  
According to the present invention there is provided apparatus for controlling the hydroplanes of a marine vessel comprising a pair of hydroplane-carrying crossheads mounted for movement towards...
4361103 Water sled device  
A highly maneuverable water sled device is disclosed which includes a joystick for controlling a rudder and an elevator. The base of the water sled device is provided with upwardly extending,...
4343098 Apparatus for mining nodules beneath the sea  
Polymetallic nodules are collected by means of a plurality of self-propelled vehicles which move upwards and downwards between the sea floor and a surface platform under the action of excess...
4262621 Remote-controlled submersible drogue  
The invention concerns a remote-controlled submersible drogue of the type used for carrying probes for marine research. The drogue is connected by a towrope or cable to a towing craft and comprises...
4231171 Method and apparatus for mining nodules from beneath the sea  
Polymetallic nodules are collected by means of a plurality of self-propelled vehicles which move upwards and downwards between the sea floor and a surface platform under the action of excess...
4222340 Cable depth control apparatus  
An apparatus to control the depth in the water of a marine cable, such as a streamer of seismic geophones or hydrophones towed behind an exploration boat during seismic surveys of submerged...
4220109 Device for controlling the depth of an element towed in water  
Device for controlling the submersion depth of an element moving through a body of water comprising a pivotable wing having an upper and a lower wall articulated to each other at one end and...
4215862 Water-surface towed target  
Disclosed is a water-surface target towed by a mother ship which comprises a towed member running underwater with a ballast weight suspended therefrom, a target pole set up on the top of the towed...
4149483 Aquatic maneuvering device  
A device to be towed through the water by a boat and which in turn is adapted to tow a person through the water, the body of the device having a constant buoyancy and being equipped with steering...
4137585 Buoyancy compensator and inflation system  
The following disclosure discloses a buoyancy compensator having an inflatable bladder at the front and rear of a diver, so that adequate buoyancy is provided with respect to the diver's entire...
3947906 Swimming equipment  
Underwater swimming equipment comprises a container holding a bladder member compressible by a wheel and screw-driven plate member. A fin assembly is connected to the container by a belt and...
3868920 SEMI-SUBMERGED CARGO TRANSPORT SYSTEM  
There is provided a semi-submerged cargo system for the transport of cargo under ice. The system comprises a submerged vessel having navigational and cargo sections and a propulsion section;...
3865060 SPECIAL SUBMARINE DEVICES USING A NOVEL INTEGRATED LIFT, PROPULSION AND STEERING SYSTEM  
A submarine device having a hull which is substantially symmetrical about a horizontal plane of symmetry and vertical longitudinal and transverse planes of symmetry. An integrated lift, propulsion...
3832965 SUBMERSIBLE TRANSPORT APPARATUS  
A submersible transport apparatus having a plurality of tanker vessels connected in series with locomotive tugs at either end to form an articulated train. Each tanker vessel is formed by a tank...
3757721 UNDERWATER CRAFT FOR TRANSPORTING DIVERS  
An underwater craft or scooter adapted to transport a diver underwater and having a hull, a screw for propulsion of the hull, an electric motor for driving the screw through a propeller shaft, a...
3757720 CONTROL SURFACES FOR SUBMERSIBLE VEHICLES  
Apparatus for controlling the direction of an underwater submersible vehi includes diving planes having first control surface portions angularly pivotable relative to the vehicle. Second control...
3752103 CONTROL SYSTEM FOR SUBMERSIBLES TO MINIMIZE BOTTOM SEDIMENT DISTURBANCES  
A steerable propulsion system for maneuvering a submarine vehicle in close roximity to the bottom of a body of water with minimal disturbance of the bottom material includes a series of four thrust...
3678872 EMERGENCY UNDERWATER ESCAPE VEHICLE  
A submarine construction of generally conventional overall configuration but differing from the usual submarine construction in that it includes a forward end portion which is removably attached to...
3570436 SUBMERSIBLE WATER BICYCLE  
A submersible water bicycle is provided for use by scuba divers, and others, so that they may propel themselves easily and comfortably beneath the surface of the water at any desired depth. The...
3548771 DIVING SLED  
3541989 HYDROPNEUMATIC MEASUREMENT AND CONTROL FROM BUOYED BODIES  
Matches 1 - 50 out of 67 1 2 >