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Patent Searching and Data


Matches 701 - 750 out of 3,096

Document Document Title
WO/2012/002740A2
The present invention relates to a nosebag-type mask, and the main objective of the present invention is to provide a nosebag-type mask which ensures a wide filtering area, prevents cracks around an inlet of the nosebag, and prevents hum...  
WO/2012/003133A1
In one aspect, a respiration system includes a regulator including an inlet for connection to a source of pressurized gas (which includes oxygen) and an outlet for delivery of the gas to the user, and a respiration facepiece for use in c...  
WO/2011/163002A2
A flat fold filtering face piece respirator 10 that includes a mask body 12 and a harness 14. The mask body 12 includes a filtering structure 16 that contains a cover web 48, 50 and a filtration layer 52 that contains electrically-charge...  
WO/2011/149637A2
A facemask to be worn in an enclosed space by a subject having or suspected of having a disease transmitted in exhaled aerosol particles is provided. The facemask comprises an air-permeable body having an outer surface facing away from t...  
WO/2011/147396A1
The invention relates to a method for removing volatile organic substances from the contained air of closed habitats, comprising the following steps: a) conducting contained air through an adsorber bed (3) formed by a hydrophobic zeolite...  
WO/2011/143485A2
A self-contained respiratory protection system is disclosed. The system includes a center module attachable to one or more cylinders of air, gas or oxygen. A plurality of filters is mountable on the center module. A blower motor also may...  
WO/2011/136674A1
The invention relates to life-support equipment, in particular, to devices used to protect human respiratory organs and organs of vision against the harmftul effect of a toxic and smokefilled gaseous environment. In the breathing apparat...  
WO/2011/136545A2
Disclosed is a helmet-type personal disaster relief device which supplies fresh air to a wearer during an evacuation time period upon the occurrence of disasters, and protects the skin of the face, neck and shoulders of the wearer. For t...  
WO/2011/137124A1
A system for delivering a therapeutic amount of nitric oxide can include reservoir assembly, a gas supply, and a delivery conduit including a first cartridge wherein the first cartridge can include a surface-activated material saturated ...  
WO/2011/129681A1
A device to facilitate carbon dioxide sampling in the exhalation breath of a person comprising a single nasal prong (10) insertable into a nostril of the person having a first lumen (20) which allows gas passage from the nostril to the s...  
WO/2011/129491A1
The present invention relates to an air-supplying apparatus. The air-supplying apparatus of the present invention comprises: a mask having an electronic device installed on the inner side thereof; an air hose for transferring air; an exh...  
WO/2011/126887A2
Air filtering devices may be helmet-mounted or belt-mounted. The air filtering devices include a filtering device shell and a filtering unit. The filtering unit includes a contaminated-air inlet, a filter assembly in fluid communication ...  
WO/2011/126884A2
Powered air respirators include a helmet, a filtering assembly within the helmet, and a face shield assembly pivotably attached to and depending from the front of the helmet and in fluid communication with the filtering assembly by a fil...  
WO/2011/120012A2
An air on demand breathing system using a dynamic transducer for controlling air is disclosed. As the compressor of the system only provides air within the hose line when a threshold has been reached as determined by the dynamic transduc...  
WO/2011/115754A1
A powered air purifying respirator (PAPR) for delivering a forced flow of filtered air to a wearer is disclosed. The PAPR comprises a turbo unit with turbo unit components including a fan, an electric motor, and an electronic control uni...  
WO/2011/104635A1
A method for determining a characteristic such as partial pressure or percentage of a gaseous constituent in a first gas mixture flow (32) in a flow chamber (30) where flows alternatively said first gas mixture flow (32) and a second gas...  
WO/2011/103199A2
An articulated firefighter breathing pack includes multiple polymeric pressure vessels connected together and to a flexible manifold with sections of flexible conduit. The pressure vessels and sections of flexible conduit are encased in ...  
WO/2011/100223A1
An oxygen concentrator and compressor assembly. An oxygen concentrator is disposed in a housing having an upper end. A compressor is disposed in a housing having a lower end. The upper end of the oxygen concentrator housing and the lower...  
WO/2011/097605A2
A composite for on demand release of fragrance, comprising a foam layer imbibed with fragrance; a top polymer layer, impermeable to said fragrance but containing perforations; and a bottom double sided film adhesive layer with a releaser...  
WO/2011/095967A1
Provided are a method and an apparatus for neutralizing harmful powders enclosed in mail items, comprising the exposure of said mail items to external electric field of suitable parameters. The volatility of any eventually present biolog...  
WO/2011/091503A1
An apparatus to provide gases to be inhaled by a user wearing the apparatus has a headpiece having an inner surface configured to fit the user's head, and a smooth outer surface. An inner conduit extends between the inner surface and the...  
WO/2011/090586A2
A filtering face-piece respirator 10 that has a harness 14 and a mask body 12. The mask body 12 includes a support structure 16 and a filtering structure 18. The support structure 16 contains an auxetic mesh 20 that has been molded into ...  
WO/2011/089463A1
A breathing assembly (1) for aircraft comprising: - a breathing mask (2) to be connected to a source of breathing gas, - a stowage box (10) forming a receptacle for receiving the breathing mask (2) in a stowage position, and - a valve as...  
WO/2011/090587A2
An article that comprises an auxetic mesh 20 that has been molded into an intended shape. Molded auxetic articles do not distort as much as convention meshes when subjected to the heat and pressure of a molding operation.  
WO/2011/084290A2
A unidirectional valve for use with a filtering face mask. The valve can include a flap, and a valve seat. The flap can be cantilevered and can flex away from a seal surface of the valve seat to an open position. The valve can further in...  
WO/2011/079626A1
A cover support(l) for a simple nose cover, which is formed by winding line-like material in accordance with the profile of the nose, comprises left and right retainers(2,2') parallelly entering nares along both sides of the nasal septum...  
WO/2011/077250A1
Breathable medical circuit components and materials and methods for forming these components are disclosed. These components incorporate breathable foamed materials that are permeable to water vapor and substantially impermeable to liqui...  
WO/2011/071388A1
A breathing air unit (1) comprising an electric motor (2) for driving a compressor (4), wherein compressed air is conducted through a first heat exchanger (10) cooled by cooling air of the compressor (4), and wherein the compressed air i...  
WO/2011/068418A1
Breathing assistance apparatus includes a gases supply unit adapted to, in use, deliver a stream of pressurised gases from an outlet. The gases supply unit is adapted to vary the pressure of the stream of pressurised gases. A supply path...  
WO/2011/062633A1
A blower includes a housing including an inlet and an outlet, a stationary component provided to the housing, an impeller positioned between the inlet of the housing and the stationary component, and a motor adapted to drive the impeller...  
WO/2011/062510A1
A nasal cannula for use in a system for providing a flow of respiratory gases to a user is described. The nasal cannula comprises a body made from a pliable material. The body has an inlet and at least one nasal prong fluidly connected t...  
WO/2011/062843A2
Reinforced filter media are prepared by adhering discrete, non-intersecting strands of thermoplastic or thermoset materials to the filter media web. The filter media may be a fabric, a nonwoven web or a filtering foam. The reinforced fil...  
WO/2011/062996A2
An adaptable component having antiviral and virucidal properties is disclosed. The component generally comprises of a metal impregnated activated carbon cloth, an inner layer positioned along one side of the cloth and an outer layer posi...  
WO/2011/057362A1
Respiratory pressure treatment apparatus include automated methodologies for controlling changes to pressure in the presence of sleep disordered breathing events. In an example apparatus, various levels of expiratory pressure relief can ...  
WO/2011/051908A1
A conduit operative or to be operative between a patient interface and both (a) a tidal volume gas delivery device that can deliver controlled tidal volume gasses to a patient for the purposes of resuscitation and (b) a CPAP device for d...  
WO/2011/053754A1
A method of controlling a powered air purifying respirator blower system to detect a low air pressure high airflow event is disclosed. The blower system comprises a fan powered by an electric motor, controlled by an electronic control un...  
WO/2011/046904A1
A breathing apparatus including a mask body adapted to sealingly cover at least a portion of a face of an individual, a securement member for operatively associating the mask body with the face of the individual, at least one inlet port ...  
WO/2011/044188A2
A personal respiratory filter apparatus, having a substantially planer main body and a filter dependent thereon, functioning both as an article of every-day clothing in a scarf form, and as a support system for the breathable, treatable ...  
WO/2011/041589A2
Breathing apparatuses which utilize active scrubbing in a closed loop system providing for scrubbing of air on exhalation, but inhalation to be from a clean air source without the air from that source passing back through an active filte...  
WO/2011/037544A1
A respiratory device including an envelope structure and one or more filter elements, such that air from the surroundings passes through said filter elements and into the enclosure defined by the envelope structure. An air guide connecte...  
WO/2011/032105A2
An underwater breathing apparatus has a flotation device; and an air conduit comprising at least one air inlet and at least one air outlet in fluid communication with each other; at least two one-directional air valves oriented in the sa...  
WO/2011/022863A1
When a person who can't swim falls into water, an underwater emergency escape tool can help him float out of water surface, and supply him with oxygen so as to prolong his survival time in water. The escape tool comprises a flashlight (1...  
WO/2011/022112A2
A device for automatically squeezing and releasing an AMBU-bag is disclosed. A device has a housing and a mechanical compression squeezer in the housing. There are openings in the housing for inlet tubes and outlet tubes of AMBU-bag to p...  
WO/2011/022241A1
Methods and apparatus (100) for fire egress/escape comprising a first container (150) for storing a first fluid, a second container (152) for storing a propellant, a nozzle (156,158) to mix and atomize material from the first and second ...  
WO/2011/019778A1
A method of controlling a powered air purifying respirator blower system to deliver a substantially uniform volumetric airflow to a user (6) includes the steps of determining one of (a) ambient air density or (b) ambient air temperature ...  
WO/2011/017763A1
A blower (10) includes a housing (20) including a proximal opening (23) and a distal opening (25) that are co-axially aligned, a stator component (30) provided to the housing, an impeller (60) positioned between the proximal opening of t...  
WO/2011/014908A1
The present invention relates to an apparatus for facilitating delivery of a fluid, such as an anaesthetic fluid, to the respiratory tract of a subject. It comprises a fluid line substrate, in the form of a block having conduits form the...  
WO/2011/010845A2
The present invention relates to an oxygen respirator having an emergency illumination lamp for use in case of fire, and more specifically to an oxygen respirator having an emergency illumination lamp for use in case of a fire to help pe...  
WO/2011/010811A2
The present invention relates to a disposable life-saving garment for use in the event of fire, and more particularly, to a disposable life-saving garment comprising a body-protecting portion and a head-protecting portion. The body-prote...  
WO/2011/009079A1
An emergency oxygen system for aircraft passengers includes a hermetically welded sealed oxygen cylinder of stainless steel, a welded metal diaphragm sealing a discharge port and an extended hermetically sealed capillary tube for chargin...  

Matches 701 - 750 out of 3,096