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WO/2013/053255A1 |
A filter assembly of coaxial breath valve integrated with expiratory channel, belong to the field of manufacturing gas mask. The filter assembly is composed of breath filter body (1), annular one-way valve clack (2), wafer one-way valve ...
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WO/2013/019764A2 |
Respiratory assemblies are disclosed that include first and second respiratory components and a latching mechanism. The latching mechanism is capable of engaging at least one retaining feature of a respiratory component, thereby impeding...
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WO/2013/014472A1 |
A filter unit for use in a filter box assembly, the filter unit comprising a particulate filter layer and a gas filter layer, the particulate filter layer being configured to bias towards the gas filter layer, exerting pressure thereon. ...
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WO/2013/010535A2 |
The invention relates to a filter, in particular a respiratory air filter. The filter according to the invention is characterized by devices (6) for shielding radiation emitted by the filter residue. The invention further relates to an a...
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WO/2013/007221A1 |
Device for production of face masks comprising at least one unwinding and winding device (1,2) of textile, folding device (3) for formation of longitudinal folds, fixating device (4) enabling traversal fixation of longitudinal folds and ...
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WO/2012/149914A1 |
Means of filtration and/or sorption comprising a carbon sorbent, which is dispersed in interfibre spaces of voluminous fabric created of intimate fibrous mixture of staple basic fibres (1) and bicomponent fibres (2), by which the staple ...
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WO/2012/151204A1 |
A breathing apparatus according to embodiments of the invention includes a facemask portion sized to cover a lower portion of a wearer's face. The facemask portion includes a flow chamber defined by a support layer and a cover. The flow ...
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WO/2012/146883A1 |
The invention relates to a hygiene filter (1) for a respiratory mask (2) comprising an oronasal face piece (3) adapted to be: connected to a respiratory gas source by means of a delivery channel (5), and held on the user's face. The hygi...
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WO/2012/143501A1 |
The invention proposes a mask body (20) for the protection of the respiratory system of a wearer, comprising: a filtering assembly a support structure for supporting the filtering assembly, the support structure having an opened state an...
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WO/2012/141930A2 |
A respirator (10) that includes a mask body (12) and at least one filter cartridge (24). The mask body (12) has a central portion (14) and a peripheral portion (16). The filter cartridge (24) is attached to the rigid central portion (16)...
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WO/2012/123446A1 |
An air filter material comprising an air permeable substrate having a composition comprising a poly-(carboxylic acid) polymer; a monomeric carboxylic acid; and an anionic and/or non-ionic surfactant deposited on it wherein the weight rat...
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WO/2012/118043A1 |
The present invention relates to an air cleaner capable of predicting the breakthrough time of a filtering unit. The air cleaner, for example a mask (1), inputs concentration data of toxic gas components included in air (40) upstream of ...
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WO/2012/110510A2 |
The invention proposes a mask body having at least one portion formed of an assembly of bounded layers including : at least one non-pleated layer among which one layer is a filtering layer; and a stretchable layer (72) having an elongati...
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WO/2012/100759A1 |
Filter-ventilating unit with grommet into the clothing consists of the filter which is fixed to the clothing by the help of at least one opening and this clothing is fixed to the filter by the help of at least one grommet where the cloth...
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WO/2012/097762A1 |
The invention relates to a face mask for removal of biological and mechanical impurities from breathed and/or exhaled air, comprising an inner textile layer and an outer textile layer, between which there is arranged a filtering layer of...
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WO/2012/095061A1 |
Self-acting closure of filter-ventilating unit consists of the mouth of the filter-ventilating unit which is equipped with a closing mechanism preventing penetrating of contaminate air.
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WO/2012/089964A1 |
The invention relates to a disposable respiratory mask (1) in the form of a shell, comprising a body (2) and straps (3, 4). The body (2) is formed by at least one, and preferably two layers (15, 16, 17), including at least one layer of f...
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WO/2012/089963A1 |
The invention relates to a disposable respiratory mask (1) in the form of a shell, comprising a body (2) and elastic straps (3, 4) secured to the body (2). The mask body (2) includes a nose region (11) provided with a projection (14) hav...
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WO/2012/069147A1 |
The invention relates to a face mask comprising a filter material having at least one intermediate layer between the inner layer and the outer layer. The intermediate layer is formed from electrostatically charged staple fibers and/or el...
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WO/2012/068091A2 |
An filtering face-piece respirator that includes a mask body (12) and a harness (14). The mask body includes a support structure (16), filtering structure (18), and a face seal element (40). The face seal element (40) is overmolded onto ...
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WO/2012/064134A2 |
The present invention relates to an emergency gasmask having an air-purifying function, which can be easily worn to prevent the wearer from being suffocated by toxic gases during an evacuation upon the occurrence of a fire in a public or...
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WO/2012/036920A2 |
A system for filtering breathing air and apparatus for accomplishing the same. The invention describes a nasal filtration system which can be inserted into the nasal cavities. The filters comprise cavities through - which air is inhaled ...
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WO/2012/023713A2 |
The present invention relates to a mask for blocking viruses and to a production method therefor. According to one embodiment of the present invention, the mask comprises: a mask body; an exhaust-gas module which is formed on one side of...
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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...
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WO/2011/138474A1 |
The invention relates to a device for the symptomatic relief of nasal allergies, comprising a single one-piece body (1) formed in turn by two tubular elements (2) designed to be inserted into the nostrils and to maintain the nostrils ope...
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WO/2011/136735A1 |
A healthcare cum illumination device comprising a chassis (20) placed at the top end of the modular frame (12) and fitted with electrical light source (26), ionizer (46) and essential oil to form an inventive device. The inventive device...
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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...
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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...
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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 ...
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WO/2011/089445A1 |
A compact respiratory protective device fitted with a mouthpiece or mouthpiece assembly that retracts, pivots or rotates into the depth of the device to reduce size when packed. This reduction in size also permits the depth of the downst...
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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...
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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...
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WO/2011/059534A1 |
In an embodiment, a respiratory shield is disclosed. The respiratory shield is sized to be coupled with a respiratory device having a nasal air intake member so as to be positioned along an oral airflow axis.
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WO/2011/052835A1 |
The present invention relates to a mask for shielding ultraviolet rays and yellow dust and including a replaceable filter, wherein the mask includes a filter made of a non-woven fabric or the like, which is inserted and installed in an o...
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WO/2011/049548A1 |
Disclosed herein is a system designed for the rapid preparation of anatomically customized mask employing data from a patient. The data may take the form of a multidimensional image of a target area of a patient's face obtained by optica...
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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...
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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...
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WO/2010/023370A9 |
Multilayer filtering composition for a protective breathing mask, characterized in that this filtering multilayer composition comprises, from the outside in: a) an external layer made of a spunbonded nonwoven fabric; b) a first intermedi...
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WO/2011/026515A1 |
The present invention relates to a multi-layered filtration material. It further relates to an air-pollution face mask (100) comprising: i) a filter segment (50) comprising the filtration material (51) adapted to cover the mouth and nost...
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WO/2010/139189A1 |
An outer pressing respirator mask includes a fastening device (8) and a precoat (4) of the respirator. It includes a flexible component which is deformed when being tightly appressed to a human face, to press the precoat (4) of the respi...
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WO/2010/135221A2 |
A filter cartridge 12 that includes a filter material 42, an end-of-service-life-indicator 40, a cartridge housing 22, and a window 38. The filter material 42 and ESLI 40 are disposed in the housing, and the ESLI 40 may be viewed through...
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WO/2010/135218A2 |
A filter cartridge 12 that includes a sorbent filter material 42, an end-of-service-life (ESLI) indicator 40, a housing, and a housing cover 24. The housing 22 has a sidewall 26 that has a window pane that allows the ESLI 40 to be viewed...
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WO/2010/133268A1 |
The invention relates to a protective mask having a cover for at least partially covering a face, and having a head retainer. In order to improve sealing, the protective mask has a skeleton-like shape device tensioning the cover toward t...
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WO/2010/135137A2 |
A filter cartridge 12 that includes a filter material 42, an end-of-service-life-indicator (ESLI) 40, a housing 22, a cover 24, and a window 38. The filter material 42 has first and second major surfaces 45, 47 and is disposed in the hou...
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WO/2010/125415A1 |
The subject of our invention is an air filter insertion for protective mask and air treatment installations applied in a therapeutical or preventive process of wide working spectrum. The air filter insertion as per our invention contains...
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WO/2010/126554A1 |
Apparatuses for personal air filtering. In one aspect, a personal air filtering system includes nasal plugs to be inserted into the nostrils and a main body worn between the nose and mouth. In another aspect, the personal air filtering s...
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WO/2010/064862A9 |
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WO/2010/087601A2 |
A disposable face mask (100) for continuous positive airway pressure (CPAP) according to the present invention comprises: a nose cover unit (10) for covering the nose of a patient; a mask unit (40) which includes a nose cover attachment ...
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WO/2010/080251A1 |
A filter element utilizes a porous shape-retaining self-supporting non-woven web. The web includes thermoplastic elastomeric polymer fibers and active particles disposed in the fibers. The web also possesses a three-dimensional deformation.
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WO/2010/078500A1 |
A holder for a nasal air filtration device or dilation device. A holder for a nasal device may be a thin, generally "Z" or "S" shaped device that holds a nasal device in a substantially secure and stable position. Each of a nasal device'...
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