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Match Document Document Title
7621267 Scuba mask purging apparatus and method  
A scuba mask purging apparatus and method providing selective introduction of pressurized air into a scuba mask to initiate purging, pressure balancing, and de-fogging. An inlet valve, typically...
7572160 Mimetic gear  
Methods and compositions which can reduce the disturbance to wild life caused when man attempts to interact with wild life and more particularly methods and compositions which can enhance the...
7540690 Adjustable size buoyancy compensator  
A buoyancy compensator vest for providing adjustable buoyancy at various underwater depths by having a back portion for supporting an air tank and an air bladder for inflating and deflating, a...
7497645 Apparatus, system and method for recovery of artifacts and eradication of invasive species in aquatic environments  
An apparatus, system and method for recovery of artifacts and eradication of invasive species in aquatic environments. The structure may comprise an elongate flexible bladder blanket divider having...
7267508 Satellite system for shallow diving  
The present invention refers to a shallow diving system in open sea that consists of a main vessel ( 2 ) provided with dynamic positioning system (DP) and with the equipments to monitor diving...
7201539 Diving aid  
Diving aid for divers, at least comprising a power supply, alarm sound-generating means ( 3 ) and activating means ( 2 ) for activating the sound-generating means ( 3 ), which activating means ( 2...
7174844 Simulator and method for performing underwater submarine escape training  
The simulator of the present invention comprises a submersible structure to be used in a body of water, for instance a pool. This structure comprises a bell defining a main chamber. An escape tower...
7125201 Scuba diver weight carrying backpack  
A scuba diver weight carrying backpack having a packboard for carrying a multiple of rectangular based weights thereon with a cover over the weights and longitudinal parallel rods engaged with the...
7124701 Propulsion system for scuba diver  
Electric Propulsion system supported by a special usable harness slinging from scuba divers, deep-sea divers or simple swimmers, advantageously fed by a sophisticated system of rechargeable...
7083361 Aquatic breathing apparatus, system, and associated methods  
An aquatic breathing apparatus includes a buoyancy vest for aquatic breathing. The vest includes a weight-bearing back portion positionable adjacent a back of a user and a front portion...
6966726 Buoyancy compensator  
A jacket having a buoyancy compensating function has a pocket into which a weight can be inserted and a flap. A first locking member is attached to outer surface of the pocket and a second locking...
6857820 Diving back plate  
A diving back plate designed with independent shoulder and waist straps. The diving back plate accommodates either a single tank or double tank configuration without the need for an adapter. The...
6805519 Garment integrated multi-chambered personal flotation device or life jacket  
A multi-chambered torque personal flotation device for corrective turning action of a weighted individual. The multi-chambered device is capable of being adjusted to provide a wide range of...
6755192 Apparatus for preventing or minimizing decompression illness in a scuba diver  
An apparatus for preventing or minimizing decompression illness in a scuba diver, consisting of a first safety bar, at least one first cable attached to the first safety bar, and an oxygen delivery...
6749370 Buoyancy compensating jacket  
A buoyancy compensating jacket is provided on a waist portion with a pocket having a first flap, a pouch having a flat cord adapted to be inserted into and taken out from the pocket with a weight...
6666623 Buoyancy control device and method for controlling divers ascent  
A buoyancy control device includes a buoyancy compensator to be worn by a scuba diver, a compressed air tank, a depth or pressure gauge and a valve connecting the buoyancy compensator and...
6527479 Break away counterweight with neutralizing buoyancy offset for diver's safety  
A water safety and survival system is disclosed that provides a multi-chambered personal flotation device and break away counterweight that provides a heads-up righting moment that reliably...
6499913 Hydrostatic balancing jacket with removable ballast  
Hydrostatic balancing jacket including a coupling between at least one of the jacket walls and one ballast. The coupling includes complementary coupling elements reciprocally movable on the jacket...
6461080 Balancing jacket for divers  
An air valve of a balancing jacket can be opened not only by a conventional driving cable located within the corrugated pipe of the balancing jacket, but also independently from the conventional...
6457907 Method and device for carrying out work on an object which is present under water  
A method for carrying out work on an object which is present under water, in particular, a shipwreck, wherein persons make their way to the object under water and carry out the work in artificial...
6409429 Backpack for underwater breathing gas tanks  
A backpack for underwater breathing gas tanks including a substantially flattened body, at one side of which is connected at least one tank, the other side designed to be connected with the diver's...
6352389 METHOD OF CONSTRUCTION, DEPLOYING AND OPERATING SUBMERSIBLE AND REFLOATABLE UNDERWATER TUBULAR PLATFORM STRUCTURES AND THE LIKE, AS FOR UNDERWATER ILLUMINATION AND TARGET DETECTION, AND IMPROVED UNDERWATER PLATFORM STRUCTURES THEREFOR  
A novel automatically submersible and refloatable underwater tubular pipe platform geometric structure adapted for deployment in underwater target monitoring systems and the like, wherein the...
6341921 Self-adjusting lumbar support for buoyancy compensator vest  
A buoyancy compensator vest, for providing buoyancy at various underwater depths, having a rigid back board, for supporting an air tank vertically on the rear surface of the board at the back of...
6293733 Low-depth water bottom observing system  
A low-depth water bottom observing system in which at least one guide person monitors divers underwater includes a diving base boat equipped with a deck; an air supply system equipped with a...
6257275 Pressure reducing valve  
A pressure regulator for breathing apparatus controlled by a diaphragm, piston or bellows having one face exposed to a reference pressure which is automatically maintained at a level substantially...
6203246 Break away counter weight assembly with neutralizing buoyancy offset for diver's safety  
A water safety and survival system that provides a multi-chambered personal flotation device and break away counterweight that provides a heads-up righting moment that reliably positions a scuba...
6146053 Weight belt apparatus for scuba divers  
Weight belt apparatus for divers includes a belt with one or more sleeves disposed on the belt and adjustable thereon for the convenience of the diver using the apparatus. Each sleeve includes one...
6042302 Dive rescue search device and method  
A dive rescue search device has a stanchion with a locating mechanism for the device, a marking device to assist the diver and a search area marker to properly direct the search.
5997216 Neutral buoyancy auto-balancer  
A neutral buoyancy auto-balancer eliminates the need for complex manipulation and operation in accordance with a change in diving depth. The auto-balancer automatically follows, rapidly and...
5913640 Weight drop pocket for SCUBA divers  
A weight drop pocket for a SCUBA diver comprising a flap closed pocket for containing a weight with a stiffener secured to the pocket and having an opening through which a projection from a mating...
5833197 Protective cover for scuba tank  
A protective container for a scuba tank. The container is made of rugged, flexible material, such as plastic or rubber. The container has an open top for placing the container over the tank, a...
5803667 Combination spider and buoyancy compensator, with insertable weights  
A combination spider and buoyancy compensator having an insertable weight system. The spider includes an insertable weight system disposed preferably within at least one side opening pocket...
5788475 Aluminum scuba tank buoyancy compensation system  
An aluminum tank buoyancy compensation system, for use with aluminum tanks having a flat bottom, a diameter and a boot attached at the flat bottom, for offsetting the inherent positive buoyancy of...
5662433 Body conforming vest, buoyancy compensator, and backpack  
A combination spider and buoyancy compensator having chest portions which include stretchable material to support the breasts of a diver. The buoyancy compensator is secured to the back of a spider...
5639186 Water funnel  
A diving bell having a first funnel-shaped member which has a cone-shaped portion with a cylindrical portion projecting from an apex-most portion of the cone-shaped portion. A lid for sealing and...
5636943 Hydrostatic equalizer  
An apparatus and method for pressurizing the inside of tubular members of an offshore structure that are immersed in sea water so that the internal pressure resists the hydrostatic pressure of the...
5626439 Diver's vest having compressed air tightening device  
A diving outfit, vest and tightening device is provided for securing an air tank to a vest element. The device operates by air pressure supplied from the diver's air tank, and tightening of the...
5551800 Device with adjustable buoyancy with pressure compensation  
The device for buoyancy is intended to be used by scuba divers. It allows the adjustment of its buoyancy and keeps this buoyancy constant even at changing water pressure. Its weight is low. The...
5482405 Counterbalancing device for divers  
A counterbalancing device and method for a diver for automatically diving, surfacing or floating at a predetermined water depth including a control element for setting the predetermined water...
5445475 Floating up guide device  
A floating up guide device has an external wall portion forming a floating up guide device body and a hollow interior portion defined within the external wall. The external wall portion forming the...
5441367 Multiple-walled diver's buoyancy compensator  
A diver's buoyancy compensator that allows greater design freedom in the placement of the air-containing buoyancy chambers to better suit the needs of the diver. A preferred embodiment of the...
5382115 Apparatus intended to be buried in ground beneath water  
Apparatus such as a cofferdam 1, intended to be partially buried in ground beneath water comprises a hollow structural framework. The framework includes chambers 12 which have inlets 29 via which...
5365868 Underwater propulsion system having reduced weight penalty and variable angle of thrust  
A propeller driven underwater propulsion system for use by a scuba diver, comprising at least one elongate air tank to be carried on the back of the diver, with the longitudinal centerline of the...
5328298 Safe ascent/decompression device  
An ascent/decompression device for use in diving with an inflatable lift bag, includes a pack for securing the ascent/decompression device on a diving harness worn by a diver; a reel mounted for...
5324140 Flexible submersible compartment  
A flexible, submersible compartment for underwater work in dry conditions which is particularly suited for work on petroleum drilling structures. The flexible, submersible compartment includes a...
5255673 Pressure vessels  
An inflatable pressure vessel (1), which may be a decompression chamber for treating divers, has a flexible elongate casing (2) made of a silicone elastomer material reinforced with windings of...
5249890 Modular backpack assembly and buoyancy compensator  
A buoyancy compensator includes a backpack assembly for holding a tank of compressed gas and an inflatable air cell which is removably attached to the backpack assembly. The backpack assembly...
5230588 Method and device for paying out or hauling in the supply line cable of an underwater device  
In a method and a device for paying out or hauling in a supply line cable of an underwater device from a ship or a suitable platform, the supply line cable is guided from a drum of a winch through...
5221161 Ballast tank for buoyancy compensation  
A ballast tank for buoyancy compensation for scuba diving which permits greater control through the use of a hydraulic induced vacuum. The apparatus includes a rigid tank 10 and pistons 12 and 20...
5201611 Pressure equalizer for use at deep sea  
A pressure equalizer for use for storing, generating and dispensing gas from substantially thin walled tanks at great depth beneath the sea has a gas generating tank contains a low-temperature,...
Matches 1 - 50 out of 158 1 2 3 4 >