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Class 128/201.11 - Draw-type snorkel


Subclass of Class 128 - Surgery
Definition: Subject matter for use under water including means extending
No. of patents: 175
Last issue date: 05/01/2012


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NumberTitleIssue Date
8166968Scupper valve snorkel
A conjoined tube within a tube located inside a lower section of a snorkel designed to steer water droplets away from the snorkel diver's breathing path. The lower section of the snorkel has two valves. One is the scupper valve positioned at the lowest point of the ...
05/01/2012
8011363Exhalation valve for use in a breathing device
An underwater breathing device, such as a snorkel, may include an exhalation valve. The exhalation valve is configured to produce positive end-expiratory pressure in the airway of a user of the underwater breathing device in order to reduce the overall work of under...
09/06/2011
8011364Exhalation valve for use in an underwater breathing device
An underwater breathing device, such as a snorkel, may include an exhalation valve. The exhalation valve is configured to produce positive end-expiratory pressure in the airway of a user of the underwater breathing device. The exhalation valve includes a plate defin...
09/06/2011
7954489Waterproof structure of a respiratory tube
A waterproof structure of a respiratory tube is provided. The waterproof structure comprises a hollow body and a lid. The hollow body has a first opening end and a second opening end opposing to the first opening end. The lid pivots onto the hollow body at the first...
06/07/2011
7946290Underwater exhaust system and method
An underwater exhaust system and method which includes an exhaust valve having a sealing edge, an exhaust outlet for exiting an exhaust gas, and a projection for directing water flow away from the exhaust valve. The exhaust valve includes a valve head and a valve st...
05/24/2011
7909030Elliptical purge valve for snorkels
The instant invention incorporates an asymmetrical purge valve tilted to fit within the confines of a chamber having a substantially elliptical cross-section. The elliptical cross-section is oriented to minimize the frontal area presented in the direction of swimmin...
03/22/2011
7823585Snorkel clip
A snorkel clip made up of two substantially rigid elements, which are designed to wrap at least half way around a snorkel tube, overmolded with a substantially flexible element to create a simple, aesthetically pleasing device. The snorkel clip also includes a hinge...
11/02/2010
7793656Underwater breathing devices and methods
A swim and skin-dive snorkel for providing positive end-expiratory pressure for pressure-balanced exhalation. The snorkel may include inhalation and exhalation conduits. Air can be exhaled into a chamber and released when exhalation pressure within the chambe...
09/14/2010
7793657Facemask snorkel
A facemask snorkel is disclosed. An illustrative embodiment of the facemask snorkel includes a facemask having a facemask interior, a snorkel disposed in pneumatic communication with the facemask interior and a resilient mouth seal disposed in pneumatic communicatio...
09/14/2010
7782253Navigation system and method for a snorkeler
A navigation system and method is provided for use by a snorkeler. A navigational antenna (31) is fixedly coupled to the snorkeler in a manner that positions the antenna above the waterline when his head is face down at the waterline. The antenna communicates...
08/24/2010
7717108Hinged headbrace for front-mounted swimming snorkel
A front-mounted swimming snorkel has a forehead brace which pivots about an axis perpendicular to the snorkel tube to adapt to different swimmers' heads. ...
05/18/2010
7708012Dry top snorkel having a locking device to prevent inadvertant closure
The improved snorkel dry top has a fulcrum to which a float member and a diaphragm yoke are attached. The fulcrum has a blocking tab that rests in an aperture in the float member attaching hook when the snorkel is above the surface of the surrounding water. The diap...
05/04/2010
7634997Snorkel 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 breathing tube, and a top end formed with a large first hole and a sm...
12/22/2009
7357136Patient interface assembly and system using same
A patient interface assembly that includes a patient interface device, a headgear, and coupling member joining the interface device to a headgear. In one embodiment, a spring biases the interface device against the face during use. In a further embodiment, the patie...
04/15/2008
7357134Underwater 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 valve. The exhaled air pocket allows the valve to operate under reduc...
04/15/2008
7328699Diving 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 elastic material which is integral with a soft elastic material forming t...
02/12/2008
7305719Protective lenses with a flexible gasket assembly
Protective lenses with a flexible gasket assembly has a main lens, at least one peripheral lens, at least one hinge, a main lens gasket and at least one peripheral lens frame. Each hinge bonds to the main lens and one of the at least one peripheral lens to connect t...
12/11/2007
7302950Patient interface for respiratory apparatus
A patient interface assembly adapted to be connected to a gas supply pump to deliver breathable gas to the inlet of a patient's respiratory system comprises a supply conduit, a patient interface, a branch swivel connector including a Y-piece and an elbow that swivel...
12/04/2007
7290546Nasal mask
A nasal mask assembly for preferred use in CPAP treatment. The mask assembly comprises a central body, a face cushion, a forehead support and a gas inlet. The gas inlet is rotatably connected to the central body, and the forehead support is pivotally connected to th...
11/06/2007
7253951Viewing device
A viewing device includes a housing defining an interior chamber through which light can pass. The housing includes first and second spaced apart openings communicating with the interior chamber such that light entering the first opening is viewed by a user looking ...
08/07/2007
7234461Arching 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 preferably arches through a range of angles between 240 and 300 degrees and m...
06/26/2007
7234463Periphery 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 front length, and left and right sections that extend transversely f...
06/26/2007
7222621Breathing 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 on the exterior of the lateral side of a head strap. The char...
05/29/2007
7220011Marine craft and apparatus including electroluminescent auxiliary illumination
Safety and sports equipment, as well as apparel and accessories, including one or more wire-like or flat electroluminescent lamps for illumination. The lamps may be powered by battery, solar energy, or any other suitable means of energy. The lamps may further be sec...
05/22/2007
7191779Snorkel 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, shrill sound by activating the whistler. ...
03/20/2007
7165545Splash 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 and including a projected lever and two upper engagement members (e.g...
01/23/2007
7163012Diving snorkel assembly including a casing
A diving snorkel assembly includes a snorkel tube and a casing. The snorkel tube includes a first portion and a second portion telescopically disposed relative to each other. The snorkel tube further includes an inner surface that defines an air passageway. The air ...
01/16/2007
7159528Snorkel 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 the water. The air is sent to one or two submerged users. The apparatu...
01/09/2007
7134433Snorkel 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 attached. The first clip member has a guide enabling the second clip mem...
11/14/2006
7100611Face mask
A face mask for use in gas delivery applications, such as breathable gas or aerosol drug systems. The face mask includes a body having a peripheral edge for placement against the face of a wearer. The peripheral edge defines a single chamber over the nose and the mo...
09/05/2006
7089929Snorkel 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 lower end including a sphere inserted into a concentric hollow cylinder...
08/15/2006
7077127Flip 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 mouthpiece provides a flow path between the conduit and the interior of the...
07/18/2006
7069927Waterproof 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 mounted to a lower end of the lower shell and the ring is received i...
07/04/2006
7066177Exhalation valves
An exhalation valve (10) is disclosed for use with an exhalation port (14) of a respiratory circuit. The exhalation valve comprises a hermetically sealed gas chamber (20,120), a gas inlet (22,122) for supplying gas to the gas chamber, and...
06/27/2006
7047965Fresh 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 selected to regulate the amount of force needed to open the water purge val...
05/23/2006
7032591Snorkel 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 formed in the upper portion. A mouthpiece is located at the lower openi...
04/25/2006
7032791All plastic clip
An all plastic clip for a portable electronic device is described. The clip includes a housing having a cradle for receiving a flange attached to the portable telephone and a back plate closing the housing. A latch inside the housing includes a detent extending thro...
04/25/2006
7011089Sub-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 buoyant material and a toroidal compressed air tank connected to an air ...
03/14/2006
7000611Mouthpiece, nasal seal, head appliance, apparatus, and methods of treating sleep apnea
A CPAP device and a method for treating sleep apnea use a head appliance with an oral adaptor comprising a tube partially inserted in a person's mouth and a diaphragm applied over the tube against the mouth, such that the lips are formed into a tight seal with the t...
02/21/2006
6994085Splash 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 pivotally mounted on the housing, a float member pivotally located on two...
02/07/2006
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