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WO/2023/043985A9 |
An air delivery system for delivering a pathogen-free airflow includes an air intake manifold, a sterilizer unit with a plurality of tanks, each tank having at least one ultraviolet (UV) unit. The air delivery system also includes a cool...
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WO/2024/086934A1 |
A modular PAPR system features a blower module, and a removable battery module matable for on-board DC powering thereof when coupled thereto. The blower module is also connectable to an AC mains power outlet when the battery module is re...
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WO/2024/083509A1 |
The invention relates to a mouth/nose cover (1) comprising a flexible, planar covering element (3) and an adjustment element (12) which runs along an upper edge (6) of the covering element (3), is secured to the covering element (3) and ...
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WO/2024/082783A1 |
Provided in the present invention are an improved accessory of a mask and a filter testing method. The improved accessory comprises: a base member, a side edge thereof being provided with an external thread for threaded connection with a...
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WO/2024/080756A1 |
A mask and a control method thereof are disclosed. The mask may comprise: a fan that provides an airflow into the mask; a valve that discharges air from the inside of the mask to outside of the mask; a sensor including a pressure sensor;...
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WO/2024/080540A1 |
This mask may comprise: a mask body; a fan disposed at the rear of the mask body; a first filter disposed between the mask body and the fan; and a second filter disposed at rear of the fan and capable of covering at least a part of a use...
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WO/2024/080478A1 |
This mask may comprise a mask body and a blowing device. The mask body can include a first coupling part and a second coupling part spaced from the first coupling part. The blowing device can include: a third coupling part, which can be ...
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WO/2024/068734A1 |
A face mask comprises a filter portion and a fan module for driving air which passes through the filter portion. A magnetic coupling is used to couple the fan module to the filter portion, The filter portion comprises a recessed area hav...
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WO/2024/063268A1 |
An electronic mask and a method for controlling same may be provided. In particular, the electronic mask according to an embodiment of the present disclosure comprises: at least one filter; at least one sensor that obtains sensing data r...
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WO/2024/048802A1 |
The present invention relates to a mechanical mask and, more specifically, to a mechanical mask comprising: a body part which covers at least a part of a wearer's face; and an exhalation valve which is provided at a side portion of the i...
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WO/2024/043472A1 |
This mask may comprise: a mask body; a face cover which is arranged at the rear of the mask body so as to prevent air from flowing between the mask body and the face of a user, and which forms a breathing space together with the mask bod...
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WO/2024/043487A1 |
The disclosed mask storage apparatus comprises: a housing having a space in which an object is accommodated; a door which is coupled to one side of the housing, and which opens or closes the space; an object sensor for detecting the obje...
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WO/2024/037543A1 |
The present disclosure relates to a positive pressure type respiratory protective apparatus (300, 400), comprising: a blower unit (110) configured to be worn and include a housing in which a filter and an electric blower (112) are dispos...
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WO/2024/039514A1 |
A reusable face respirator mask for respiratory protection comprising a body dimensioned to fit over a portion of a face of a wearer, including a rigid support component and a flexible seal component molded to the rigid support component...
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WO/2024/039921A1 |
The present invention relates to improved protective pleated facial masks or respirators that comprise a pleating spacer that is adapted to enter into, and stably separate the folds of one or more of pleats of a pre-pleated mask or respi...
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WO/2024/034906A1 |
The present invention relates to an oxygen-generating composition. The oxygen-generating composition comprises potassium peroxide (KO2) and calcium hydroxide (Ca(OH)2), wherein the weight ratio of the potassium peroxide to the calcium hy...
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WO/2024/028793A1 |
Disclosed herein are advantageous facial masks, and related methods of fabrication and use thereof. The present disclosure provides improved facial masks, and improved systems/methods for utilizing and fabricating the facial masks. More ...
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WO/2024/006089A1 |
A device for generating an upwardly blowing air curtain to protect against airborne pathogens and pollutants.
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WO/2023/247517A1 |
Method of manufacturing a filter unit (100) for an air purifying respirator, which method comprises the steps of; providing a sheet (20) of filter material; feeding a portion of the filter material to an open mould (11, 12) of an injecti...
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WO/2023/242998A1 |
The present invention provides respiratory protective equipment with which it is possible to protect respiration in an atmosphere containing VOCs or other hazardous substances without requiring frequent replacement of active carbon or ot...
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WO/2023/245138A1 |
A universal expandable system for purification and disinfection of air and methods of its use, and in particular to a system and apparatus that eliminates harmful airborne particles and microorganisms from ambient air as it passes throug...
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WO/2023/228129A1 |
The present invention belongs to the field of physical or chemical processes, separation and a filtering medium for liquid and gaseous fluids, and more specifically to a nanofibre having high particle filtration efficiency. Said nanofibr...
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WO/2023/224459A1 |
The invention relates to the metallization of a non-woven material. An antimicrobial non-woven filtering material is produced by converting metallic silver into its difficultly soluble compounds while continuously feeding a non-woven pol...
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WO/2023/224263A1 |
A mask device according to an embodiment of the present invention is characterized by comprising: a mask body, a portion of the front surface of which protrudes forward to form a breathing space therein; goggles detachably coupled to the...
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WO/2023/224142A1 |
The present invention relates to a bath mask, comprising: a mask body that has a ventilation part through which air flows and that covers a wearer's nose and mouth; a mask filter provided on the inner surface of the mask body to filter a...
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WO/2023/224257A1 |
A mask device, according to the present invention, comprises: a mask which forms a plurality of inner spaces by combining a mask cover and a mask body, and has a plurality of suction ports and discharge ports communicating with the plura...
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WO/2023/211127A1 |
The present invention relates to a moisture-drying mask system with an absorbing layer. Disclosed is a technical idea of a mask system that selectively covers the face of a wearer, comprising: a fiber filtering unit that covers a certain...
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WO/2023/204532A1 |
A non-enclosing device for blocking viruses and bacteria, according to the present invention, comprises: a main body that can be attached/detached to/from the body of a user; and a blocking part provided at the main body so as to block d...
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WO/2023/191142A1 |
A forced air-fed mask may comprise: a filter part including a filter for purifying intake air and a fan for moving the air purified through the filter and thus supplying the air; a mask body including an air pocket for receiving air supp...
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WO/2023/177820A1 |
A flexible tented facial cover (10) having a top portion (12) and a bottom portion (14) and areas having different thicknesses, the cover comprising: a base layer (16) having a thickness; a periphery (1) at the top portion comprising a p...
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WO/2023/174461A1 |
The invention relates to a breathing apparatus comprising a self-contained breathing apparatus (1 ) with a demand valve (14) at an outlet (15), a filter-ventilation unit (2) with at least one air filter (21 ) and a fan (22), and further ...
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WO/2022/122974A9 |
The disclosed methods of manufacturing filter masks include using an overmoulding step to both form a sealing member and to fix the sealing member to a support frame and a sheet of filtering material.
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WO/2023/166601A1 |
The present invention addresses the problem of providing mask assistive equipment with which it is possible to improve comfort during wearing of a mask while maintaining a function for suppressing entry and exit of foreign matter into an...
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WO/2023/163633A1 |
A method for producing a filtering material comprising a cellulosic material and a positively charged polyelectrolyte comprising polyvinylamine (PVAm), wherein said method comprises at least the steps of: - providing a stock comprising s...
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WO/2023/156872A1 |
A respirator is disclosed. The respirator includes a mask body and a harness. The mask body includes polypropylene in an amount of between 60 and 100 weight percent. The harness is attached to the mask body. The harness includes elastome...
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WO/2023/158480A1 |
An air purification apparatus for nasal application is provided for purifying and/or reducing undesirable materials from air intended to enter a nasal cavity. The air purification apparatus for nasal application may include an air purifi...
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WO/2023/153853A1 |
The present invention relates to a mask comprising an adjustable part. Particularly, provided is a mask, which, unlike a conventional mask, comes into close contact with the face without being fixed to the ears, and thus can be fixed to ...
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WO/2023/150499A1 |
A covering creates an air channel around a face of an entity wearing the covering. An actuable inlet includes a first conditioner. The actuable inlet regulates fluid exchange between the air channel and an outside environment. An actuabl...
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WO/2023/141041A1 |
Disclosed herein are systems and methods for treating air.
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WO/2023/140445A1 |
Provided is a life-saving towel which can sustain life for a long period of time by being able to generate oxygen if an emergency such as a fire occurs. The life-saving towel comprises: a filter sheet; an oxygen generation container in w...
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WO/2023/141064A1 |
An oxygen facemask that has pathogen filtering capability can be used in conjunction with a capnometer to measure carbon dioxide levels in a patient. Facemask can be used to provide critical breathing assistance to patients. In certain i...
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WO/2023/140643A1 |
The present invention relates to a face air curtain forming device which forms an air curtain that shields a region including the nostrils and the mouth of a wearer's face. The face air curtain forming device according to an embodiment o...
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WO/2023/138427A1 |
An air filtering fabric and a mask, relating to the technical field of air filtration. The air filtering fabric comprises a folding portion and positioning portions. The folding portion is formed by folding a soft fabric into a plurality...
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WO/2023/137567A1 |
Respirators for protecting against airborne particles are provided. An example respirator includes a face gasket for providing a seal around the mouth and nose of a user, a frame attached to the gasket, a filter compression ring removabl...
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WO/2023/130339A1 |
The present invention is an electrospun web including a carrier substrate and an electrostatically charged nanofiber. The electrospun web has a pressure drop of about 5 mmH2O or less, a percent penetration of about 50%or less, and a clar...
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WO/2023/132557A1 |
The present invention provides a respiratory muscle training device through resistance nasal breathing, which is provided in the form of a mask worn on the face to increase the adaptability for middle-aged and elderly people so as to imp...
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WO/2023/115216A1 |
A nasal cannula comprising a cannula body and a filter. The cannula body has a peripheral wall made of an air impermeable material and extending between a proximal end and a distal end, and defining an air passageway extending between a ...
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WO/2023/114541A1 |
A method is provided to form a barrier configured to be placed between a first region and a second region, to prevent passage of pathogens between the first region and the second region. The method includes melt blowing a stream of polym...
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WO/2023/095955A1 |
The present invention relates to a high functional mask comprising: a mask body for covering a portion around the nose and mouth of a user and the lower part of the face thereof; and a pair of fixing straps connected to the left side and...
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WO/2023/095941A1 |
The present invention relates to a filter-replaceable mask in which only a filter can be replaced and the nose and mouth can be spatially separated by the filter, the filter-replaceable mask comprising: a space-separated filter in which ...
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