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Match Document Document Title
7634997 Snorkel with mask strap retaining device  
A snorkel comprising a breathing tube and a retaining device formed on the breathing tube. The retaining device includes an elongated fastening strap having a bottom end formed integrally with the...
7621268 Low physiological deadspace snorkel  
A snorkel has an inhalation tube and a check valve near a mouthpiece which allows air to flow toward the mouthpiece, and a float valve which closes the inhalation tube. An exhalation tube has a...
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...
7617825 Closure device of a second-stage regulator for scuba divers  
A closure device of a second-stage regulator for scuba divers, the regulator comprising a regulator body with an inlet conduit for connection to a first-stage regulator which supplies a breathable...
7571726 Self-contained breathing apparatus  
The invention provides, in one aspect, a head up display unit for a re-circulating gas self-contained breathing apparatus of the type having at least one sensor for determining the oxygen partial...
7520280 Rebreather apparatus  
A rebreather apparatus having a gas scrubber canister with a generally oval or elliptical cross section. The canister being configured so that exhaled gases pass through the adsorbent in a radial...
7497216 Self contained breathing apparatus modular control system  
The claim over prior art is for an approach to an electronically controlled or electronically monitored breathing system that represents an improvement in electrical reliability, manufacturing cost...
7455644 Carbon dioxide sensor and airway adapter incorporated in the same  
In a sensor for detecting a carbon dioxide gas in an expiration gas of a living body, an airway case is adapted to be disposed below nostrils of the living body, and formed with an airway passage...
7448378 Information processing device for diver, control method, control program and recording medium thereof, diving equipment, control method of diving equipment  
An information processing device for a diver used for diving by using a plurality of mixed gases in which the mixture ratios of a plurality of diving gases are the same or different determines the...
7448384 Process of detection of a dive start in a dive computer  
The present invention concerns a method for detecting the start of a dive for implementation in a portable electronic device ( 1 ) of the diving computer type. More specifically, the method is for...
7406964 SCUBA walk improved underwater breathing apparatus  
An improved underwater breathing apparatus includes a gas- and liquid-tight helmet, with an attached air valve, tank coupling and tank bracket. The helmet further includes a flange generally...
7357134 Underwater exhaust system  
An underwater exhaust system includes an exhaust valve with a valve cover operatively coupled thereto. The valve cover is adapted to create an exhaled air pocket on the water interface side of the...
7347206 Control group of a second-stage regulator for scuba divers  
A group for controlling a second-stage regulator for scuba divers. The regulator comprises a regulator body with an inlet conduit for connection to a first-stage regulator which supplies a...
7328699 Diving mask  
A diving mask includes a nose cover and a valve seat of a drainage mechanism having a check valve formed in the vicinity of the nose cover. The nose cover and the value seat are formed from an...
7273052 Pneumatic sealing system for protection masks  
A pneumatic sealing system for a gas mask, which seals the mask to the face of the user by using a pump that employs air from inside the gas mask to variably inflate a mask seal during the...
7234463 Periphery view goggle and remote breathing assembly  
A remote breathing assembly includes a periphery viewable goggle, an air-tube, and a remote breathing apparatus. The goggle includes a transparent lens having a front section that defines a lateral...
7234461 Arching snorkel  
A snorkel and snorkel system are disclosed. The snorkel includes an arching breathing tube with a mouthpiece at a first end and a breathing port at a second end. The arching breathing tube...
7222621 Breathing tube fastening structure  
The invention relates to a “breathing tube fastening structure”, mainly comprising a fastener, buckle, pipe hoop, snatch-hook and snatch-hook stand and snatch-hook stand. The invention is fixed...
7191779 Snorkel with whistler  
Provided is a snorkel having a whistler. In one embodiment, the whistler is mounted on a breathing tube. A swimmer wearing the snorkel may seize the whistler by the mouth prior to making a clear,...
7174892 Regulator for underwater breathing devices  
Regulator for underwater breathing devices including a relatively hard material box-like body having a pipe for the connection with a mouthpiece, at least one air inlet duct and at least one...
7165545 Splash protection device for snorkel  
A splash protector mounted at top of snorkel is disclosed and includes a tube-shaped adapter unit secured to the snorkel and including a passage; a float unit pivotably secured to the adapter unit...
7159528 Snorkel apparatus and methods of use  
Disclosed is an apparatus and methods for a plurality of users to work and/or play underwater with a supply of breathable air. The breathable air is taken from the atmosphere above the surface of...
7156092 Emergency air supply worn as normal apparel  
Provides an emergency air supply system that is worn around the arm, presumably the wrist, and intended for use in air restrictive emergency conditions. Primarily it has been designed for the need...
7134433 Snorkel clip  
Here is disclosed a snorkel clip comprising a first clip member attached to a strap of a face mask for swimming or diving and a second clip member to which a breathing conduit of the snorkel is...
7111625 Demand valves for breathing apparatus  
There is described a demand valve for a breathing apparatus with a “first breath” mechanism, wherein a demand valve is held closed by resiliently latching an operating diaphragm of the valve in...
7089930 Wireless heads-up display for a self-contained breathing apparatus  
A system and method of providing a wireless heads-up display for displaying the amount of breathing gas remaining in an associated breathing gas supply is provided. The system has a transmitter and...
7089940 Balanced valve device and breathing apparatus comprising such valve device  
A valve device, particularly for a breathing regulator for divers, including an inlet chamber which can be connected to a source of gas under super-atmospheric pressure, and an outlet chamber which...
7089929 Snorkel mouthpiece set  
A mouthpiece set of a snorkel including a base, a connector, and a mouthpiece, wherein the base connecting to the snorkel and the connector having an upper end connecting to the mouthpiece and a...
7077127 Flip top valve for dry snorkels  
The instant invention is a valve for the top end of skin diving snorkels having a conduit with an open end above the water surface, and an underwater end that terminates in a mouthpiece. The...
7069927 Waterproof device for a snorkel  
A waterproof device for a snorkel is mounted on a distal end of a breather pipe and has a lower shell, a ring, an upper tube with an open end, an elastic collar, and an upper shell. A lower pipe is...
7047966 Lifesaving floatation and breathing device  
This lifesaving floatation and breathing device comprises first and second inflatable bags having similar bag volumes, and a mouthpiece communicating with both bags. A pressurized gas cylinder...
7047965 Fresh air swimming snorkel  
A front-mounted swimming snorkel with separate air intake and exhaust tubes controlled by one-way valves to prevent re-breathing exhaled air, wherein the exhaust tube cross-sectional area is...
7032591 Snorkel with improved purging system  
A snorkel for use in swimming. The snorkel includes an elongate breathing tube having an upper portion and a lower portion. A lower opening is formed in the lower portion and an upper opening is...
7011089 Sub-aqua breathing system  
A sub-aqua breathing system which enables a person operating underwater to breathe air from a compressed air tank supported on the water surface. The system includes a housing containing both a...
6994084 Anti-surf head on dry-type snorkel  
The present invention relates to an anti-surf head on a dry-type snorkel, including a buoy formed on a lateral, an air chamber formed in a lid to increase buoyancy, thereby keeping an upright...
6994085 Splash guard for a snorkel  
A splash prevention device, mounted on top of the breathing tube of a snorkel, including a housing having an oblique opening in communication with the breathing tube, a U-shaped pivotal member...
6973928 Tank retaining device  
A tank retaining device for inhibiting a scuba tank from slipping downwardly in reference to a buoyancy control device. The tank retaining device includes a ring member having a diameter smaller...
6957652 Regulator for diving  
Here is disclosed a regulator for diving free from any possibility that smooth operation of respective components might be obstructed due to the presence of impurities in the air supplied from an...
6932085 Second stage swivel regulator  
A second stage regulator and a method for using the regulator is provided. The second stage regulator has a unique design to facilitate rotation of the mouthpiece about the regulator. The...
6931348 Data processing apparatus for divers and a data processing method, program, and recording program storing the same  
Unnecessary operations are eliminated in the calculation of a non-decompression limit at the current water dept. In this manner, the calculation of the non-decompression limit is made more...
6923177 Underwater breathing device  
A versatile underwater breathing device which comprises, a pressurized gas reservoir or tank ( 21 ), a buoyancy bladder ( 72 ), bladder inflation control means ( 76 ), a breathing regulator ( 32 )...
6920879 Compressed air breathing apparatus  
A compressed air breathing apparatus having a base plate, at least one compressed air bottle detachably mounted to the base plate using a fastening strap and an additional fixing device, and a...
6915800 Water intake prevention device for a snorkel  
A water intake prevention device for a snorkel includes an outer housing that is affixed to the airway tube of a snorkel. The outer housing includes a plurality of inlet openings to allow the...
6915801 Combination oxygen supplement and swimming snorkel apparatus  
A swimming snorkel and oxygen supplement apparatus that includes a mask and a headband strap to which is mounted a snorkel device, including a snorkel tube and a mouthpiece for inspiration of...
6899101 Logical display for a breathing apparatus mask  
A mask and regulator for a self-contained breathing apparatus (SCBA) having a lens and a nozzle, the regulator being adapted for connection to the nozzle. A bifurcated display is mounted on the...
6900954 Viewing enhanced apparatus for visibility impaired fluid  
Viewing enhancing apparatus for visibility impaired fluid, such as turbid water or a smoke-filled room, includes a fluid-permeable sidewall and a housing defining a confluence cavity having an axis...
6895961 Method and device for the autonomous production, preparation, and supply of breathing gas to divers at extreme depths  
The invention relates to a fully closed circuit-pendulum-storage system wherein a given amount of a ready to breathe gas mixture made of various inert gases including hydrogen and oxygen is...
6889390 Face mask retaining system  
A retaining system for the hood, face seal, and mounting band(s) of facemasks that have a hood and/or a face seal that are sealed and securely mounted to the mask using a band type of clamping...
6843246 Snorkel splash protector  
A snorkel splash protector attached at an upper end of a snorkel and having a housing connected to an end of the snorkel tube, a float member and a top cover. A sidewall between a hollow tube and...
6837240 Display system upgrade for a full face mask  
A full face mask has a body frame having a continuous, closed sidewall extending and compliantly resting on bony contours around facial features of a wearer, and a lateral partition extending and...
Matches 1 - 50 out of 270 1 2 3 4 5 6 >