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Patent Searching and Data


Matches 1 - 50 out of 2,997

Document Document Title
WO/2022/165587A1
A filtering mask may have a filtering portion having an outer layer oriented away from a wearer. An inner layer is oriented toward the wearer. A filtering core is between the outer layer and the inner layer. The inner layer and the outer...  
WO/2022/167881A1
A self-contained breathing apparatus (SCBA) facemask with a mask-mounted regulator having a pneumatic vibrating alert device. The pneumatic vibrating alert device is vibrationally coupled to at least one face-contacting component of the ...  
WO/2022/164859A1
The present disclosure provides a device for respiratory protection. The device includes a face shield having a first end and a second end opposite the first end. The device also includes a headband coupled to the first end of the face s...  
WO/2022/159376A1
A respirator system includes a hood, a breathing tube, and an air purification device. The breathing tube is coupled to the hood and has an inner surface coated in an antimicrobial coating. The air purification device is coupled to the b...  
WO/2022/151197A1
A fold-forming and collapsing device and a mask production machine. The fold-forming and collapsing device includes a feeding component (100) for feeding a continuous sheet material, a pre-fold forming component (200) for forming an init...  
WO/2022/148705A1
The present invention provides a breathing apparatus and a controller for a breathing apparatus. The controller is configured to receive a first output signal from a pressure sensor in the breathing apparatus, wherein the first output si...  
WO/2022/141156A1
A breathing apparatus (1) includes a back frame (510), a compressed gas source disposed on the back frame (510), a power supply and a first electronic module electrically connected with the power supply, the power supply and the first el...  
WO/2022/141155A1
A self-contained breathing apparatus (1) includes a back frame (510), a compressed gas source, a power supply, a first electronic module, a facepiece (10) and electrical devices. The compressed gas source is disposed on the back frame (5...  
WO/2022/133608A1
A respirator for filtering respirated air by covering a nose area to a jaw area of a user, the respirator comprising: a mask body: a front panel and an upper rear panel, wherein the upper rear panel comprises a connector or a fold, optio...  
WO/2022/128774A1
Drawing_references_to_be_translated: The invention relates to an individually portable fan-assisted air treatment apparatus (1) comprising: - an at least partially annular main body (6) on which at least one air inlet (2) is placed, at l...  
WO/2022/129837A1
A wearable air purification system comprising a wearable support configured to be supported on a head of a user; and an air delivery mask which is shaped to at least partially bound an air delivery region and to deliver a flow of air to ...  
WO/2022/133355A1
A method and system for closed-circuit combined unit respiration. More specifically, an enriched air, multi-use closed-circuit self-contained breathing apparatus for on-demand transition between powered air purifying respirator (PAPR) mo...  
WO/2022/128772A1
The invention relates to an individually portable air-treatment apparatus (1) with assisted ventilation, comprising an air inlet (2), a fan (3), an air outlet (4), and an at least partially annular main body (6) including: - a front port...  
WO/2022/128771A1
The invention relates to an individually portable fan-assisted apparatus (1) comprising: - an annular main body (2) suitable for being worn around the neck or the head, including a front central element (3) comprising an air inlet (10), ...  
WO/2022/121465A1
A facial mask, comprising a mask body (1), breathing assemblies, and fixing assemblies (2). The fixing assemblies (2) are fixedly provided at edges of the mask body (1); the breathing assemblies are provided between the fixing assemblies...  
WO/2022/120409A1
A generic modular respirator comprising: a mask assembly having a first end and a second end; a replaceable main unit having a first housing with a first push-fit and twist-release connector to engage the first end of the mask, and a sec...  
WO/2022/117307A1
A filter cartridge (27) for a respirator system (100) comprises: a body defining an air channel through the filter cartridge (27) from an inlet to an outlet; an electrically conductive tape (45) extending from a tape dispenser (31) throu...  
WO/2022/110314A1
A medical portable breathing purification system, comprising a master unit (1), a charging station (2), a mask and ventilation pipe assembly (3), and a waist belt (4). The master unit (1) comprises a housing, a button cap (113), a magnet...  
WO/2022/064395A9
The present invention pertains to the field of individual portable air filtering devices, effectively protecting against infectious or non-infectious external agents of microscopic size. The invention relates to a portable individual dev...  
WO/2022/108320A1
The present invention relates to an oxygen generation module using respiration and a method for manufacturing same and, more specifically, to an oxygen generation module using respiration, which can generate oxygen by using CO2 and H2O g...  
WO/2022/108023A1
The present invention relates to an oxygen mask allowing a user to easily evacuate to a safe place in case of a fire, the oxygen mask comprising a hood worn on the head of a user, and an oxygen supply unit, detachably coupled to a supply...  
WO/2022/109272A1
Exemplary embodiments are directed to an air purifier system. The air purifier system includes a housing, a light source disposed within the housing, and an air guide positioned around the light source. The housing includes at least one ...  
WO/2022/109630A1
The present invention discloses a mask apparatus killing viruses, which comprises a mask with an air delivering hole and an air outlet hole, an air duct connects the air delivering hole and a filter device to kill bacteria and viruses fr...  
WO/2022/098678A1
A ducted breathing apparatus and methods for assembling and using such ducted breathing apparatus are provided. The ducted breathing apparatus may include a face cover for sealing at least a portion of a user's face. The ducted breathing...  
WO/2022/090641A1
Communication assembly (1) for preventing interference resulting from oxygen flow noise, comprising: a) a breathing mask (10) comprising: a member (14) having a face shell (11) having a breathing cavity (12), a regulator (16) which suppl...  
WO/2022/092811A1
The present invention relates to a portable air supply device, and may comprise: a mask which is worn on the face to correspond to the mouth and to which a main hose through which air enters/exits is connected; a first oxygen mixing part...  
WO/2022/090594A1
Collective air disinfection equipment for an air ducting system, where said air ducting system comprises an air distribution circuit and an air extraction circuit, said equipment comprising: air inlet disinfection means suitable for phys...  
WO/2022/086575A1
Devices, systems, and methods for generating an air curtain and/or air wall around a user's face to prevent airborne viruses and bacteria from coming within close proximity of the user's facial features. The devices include a wearable he...  
WO/2022/086841A1
A multi-chambered mask separately filters inhaled and exhaled air. When a person exhales, exhaled air is expelled from a core mask to a first outer filter chamber using a first one-way check valve located between the core mask and the fi...  
WO/2022/086790A1
A de-misting system for goggles includes a supply connector, a de-mist tube, and a diffuser. The supply connector is connectable to a de-misting gas source, and the de-mist tube is in fluid communication with the supply connector. The di...  
WO/2022/087625A1
This present invention provides a system and device for protecting a wearer from hazardous materials and conditions while still allowing for freedom of movement.  
WO/2022/087140A1
A protective face covering may comprise a frame comprising a main body. At least a portion of the main body is hollow and defines an inlet passage and an exhaust passage therein. The protective face covering may further comprise a visor ...  
WO/2022/082290A1
The present invention patent relates to a method for obtaining a bactericidal, fungicidal and antiviral filter element manufactured from a polylactic acid (PLA) composite in an organic solution containing silver nanoparticles (AgNP), use...  
WO/2022/077127A1
Disclosed is a half-face respirator-type mask, which comprises: a mask body with at least two identical circular openings; and at least one inhalation port and at least one exhalation port, positioned in the openings. Each port comprises...  
WO/2022/081847A1
The present disclosure provides a dose collection apparatus that comprises a first conduit comprising a first inlet port and a first fluid flow path and a second conduit comprising a second inlet port and a second fluid flow path.  
WO/2022/079561A1
A personal protective equipment (PPE), a component for an air purifying respirator (APR) and a method for coupling an air purifying respirator (APR) to a facepiece are provided. In one embodiment, the component includes an elongate tube ...  
WO/2022/076311A1
Devices and methods for delivering air to a patient are provided. A device includes a first portion having a first airflow inlet and a sensor configured to sense airflow, the first portion defining a first airflow path, and a second port...  
WO/2022/076152A2
An entrainment-based filtering system for use in connection with a facemask or respirator that includes: a filter housing defining an interior volume comprising at least one airflow pathway having an airflow pathway length that is longer...  
WO/2022/075873A1
A breath protection device is provided. The breath protection device includes a head cover and a transparent face covering shield coupled to the head cover. The head cover and the transparent face covering shield define a breathing zone....  
WO/2022/071976A1
A personal protected-air system includes first and second rings, and a sleeve coupled on each end thereof to one of the rings. The first ring includes a port for receiving filtered air under pressure, a manifold in fluid communication wi...  
WO/2022/072556A1
Air purifying respirator for user's having a face shield configured to shield the user's face from splatter, a head strap configured to encircle at least a portion of the users head, said head strap configured to support the face shield,...  
WO/2022/062900A1
A protective mask structure, which belongs to the technical field of protective articles. The protective mask structure solves the technical problems of an existing protective mask being insufficiently aesthetically pleasing, breathing t...  
WO/2022/064243A1
A face mask, having a face piece and means for holding said face piece against the user's face so that the face piece covers the mouth and nose part of the user's face, wherein said face piece comprises at least one opening for receiving...  
WO/2022/064266A1
Kit for supplying air to a breathing hood (1), consisting of: a breathing hood (1) which has a front part that includes a visor and a rear part that includes at least one air inlet aperture; a blower (3), comprised of a battery-powered v...  
WO/2022/061453A1
A respirator apparatus has a mask body, the mask body having a front wall with at least one filter chamber thereon for receiving therein at least one filter cartridge, each of the at least one filter chamber having a chamber sidewall ext...  
WO/2022/059890A1
The present invention relates to a mask using an oxygen supply device, and is characterised by comprising: a purifier which purifies air for breathing; a mask part which introduces and discharges the air purified via the purifier; a conn...  
WO/2022/056591A1
A respiratory mask assembly (1000, 1000') concerns a respiratory mask of the half-face type that covers the nose and mouth of a wearer, having modular construction permitting ready assembly and disassembly, and interchangeability of comp...  
WO/2022/053075A1
The invention discloses a thermally comfortable PM2.5-proof nanofiber mask filter element and a manufacturing method therefor, comprising an infrared light transmitting inner layer filter element (5) on the side near to the skin, and a v...  
WO/2022/054108A1
Feeling of suffocation and heaviness of breath, irritation, inflammation of the face skin, pain behind the ear due to the mask strap, escape of unfiltered air around the mask, slipping the mask over the nose while talking, etc. are probl...  
WO/2022/055733A1
A vacuum shield assembly intended for attachment to an existing medical mask for air suction, nebulization, BIPAP, and/or CPAP. The vacuum shield assembly generally comprises a shield body and a retaining assembly. The retaining assembly...  

Matches 1 - 50 out of 2,997