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WO/2005/000412A1 |
A respiratory protection device includes a housing (1) defining a chamber (22) within the housing. A mouthpiece (5) communicates with the chamber, and a filter (3) is provided for filtering air flowing into the chamber. An outlet (16) is...
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WO/2005/000410A1 |
A personal breathing device for filtering, diffusing, and conditioning air inhaled by a person. The device includes an eyewear frame with an attached nose piece and air-permeable membrane which is positioned to surround the nose and perm...
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WO/2004/108249A1 |
Microbicidal air filter (10) for use with an air passageway, which comprises an immobilization network (12) having substantially impregnated therein an amount of at least one antimicrobial substance sufficient to substantially immobilize...
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WO/2004/101113A1 |
A filtering method and a filter device (10) for removing impurities from the breathing air (24) in a room, an air raid shelter or a vehicle. According to the filtering method, the air to be filtered is driven through a carbon dioxide fil...
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WO/2004/101074A1 |
A see-through mask for preventing infection of disease-causing bacteria and inhalation of dusts while providing view of the mask-covered facial area comprises a transparent mask body adapted to cover the nose and the mouth of the user, a...
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WO/2004/091726A1 |
Flat-folded personal respiratory device or a face-mask with a first portion and a second portion (31), connecting with each other along at least one common edge, flat-foldable along the common edge(s), a securing mean (32) responsive to ...
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WO/2004/089452A1 |
A particulate filter (10) including a centrally disposed synthetic meshed filter region surrounded by an adhesive region (20). The adhesive region (20), preferably formed of porous fabric with a hypoallergenic adhesive coating on one sid...
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WO/2004/084998A1 |
A filtering device in the form of an integral structure of plastics material characterised by a pair of wing elements (12, 13) linked by a U-shaped clip (14), the clip (14) providing for temporary mounting of the device (11) on a nasal s...
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WO/2004/082766A1 |
The present invention discloses a nose mask that includes: a cover fixed to a wearer's nose by means of fixing means, for covering the wearer's nose; an air inlet and an air outlet formed at an inner side of the cover in such a manner as...
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WO/2004/069110A1 |
The present invention concerns a nasal insertable device for facilitating breathing through the nose, said device having a substantially tubular configuration with a first and second end and with a slit opening extending between said fir...
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WO/2004/066764A2 |
A biohazard mask for civilian use comprises bidirectional HEPA filtering to protect both personal and public health during an outbreak. Several measures are taken to maximize comfort and wearability, such as comfort-fit through a gel sea...
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WO/2004/067094A1 |
The invention relates to a respiration filter comprising a filter housing (2) which conically contracts from the gas inlet side to the gas outlet side, and in which a separately produced fixed moulded filter body (3) having the same coni...
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WO/2004/060090A1 |
A method of producing a plurality of face masks (50) is provided. The method includes the step of providing a continuous web (48) that is of the same material throughout. A plurality of body portions are stamped from the continuous web (...
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WO/2004/058408A1 |
The invention relates to an air-purifier comprising a insulating disc (9), which is placed inside a housing (6) on one side thereof and which has openings (10), and comprising an insulating end wall which is located on the other side of ...
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WO2003079833B1 |
Safety apparel (10) and/or non-apparel items (70, 90) that filter from the air one or more airborne particles and/or undesired gases to provide safety to a human and/or non-human from potentially unhealthy airborne particles. The apparel...
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WO/2004/041364A1 |
A breathing protective device comprises a filter house body (1) having a filter house (8) with a filter house chamber (40) and a first wall section (45) having a number of through holes (47, 47a), at least one filter (2) in the filter ho...
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WO2004030765B1 |
An escape mask that enables one to breathe filtered air comprising, A. a foldable pocket size hood to cover the entire head, comprising: 1. a bag made of transparent plastic film material impermeable to gases, 2. a multi-layered filter a...
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WO/2004/035141A1 |
A travel mask (10) that fits over the nose and mouth area of a wearer's face for filtration of air, particularly recycled air in the travel compartment of a common carrier, the travel mask having a face shield (16) that preferably includ...
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WO/2004/032998A2 |
A system that determines the volume of oxygen taken by the lungs comprises a ventilation that is connected to a spirometric device (44) that contains oxygen. The oxygen absorbed by the lungs from the circuit is replaced by an equivalent ...
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WO2003099385B1 |
The present invention provides a respirator hood assembly that has a bag, a half mask and an air filtration unit that defines a rigid external structure around at least a portion of the bag that supports the hood and allows the user to q...
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WO/2004/028637A1 |
The present invention relates to an dustproof mask easy to wear and remove. According to the above process, a dustproof mask easy to wear and remove decreases the pressure on the nose and the area under eyes and stabilizes the wearing po...
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WO/2004/028638A1 |
A cup-shaped face mask sized to fit over the nose and mouth of a wearer is disclosed. The face mask includes an inside surface, an outside surface, and a tab disposed on and extending outwardly from the outside surface, where the tab is ...
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WO/2004/026408A1 |
A filter cartridge (5), suitable for attachment to a respiratory mask, has a housing that includes an air inlet (27), an air outlet (39), and filter material (17, 19) through which air to be filtered travels through when passing from the...
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WO/2004/020883A1 |
A valve (20) includes a flexible member (22) and a support member (24) having a member connector (44). The flexible member is coupled with the member connector, which is substantially spherically configured.
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WO/2004/018046A1 |
A mask allowing easy breathing and easily producible at low cost; and a method of producing the same. The mask, which is formed of fabric, comprises a mask main body (1) covering at least the mouth and nose, and a pair of ear hooks (2, 2...
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WO/2004/016318A1 |
As explained above, the present invention is comprised of textile that includes silver property between endodermis and outer cover that comprise mask's main body or silver fabric are intervened and configured into one to destroy germs an...
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WO/2004/009153A2 |
An oxygen mask filter system for preventing the transmission of a disease from a patient to medical personnel. The oxygen mask filter system includes a face mask (20) having an interior surface and an exterior surface, a plurality of ven...
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WO/2004/007026A1 |
A shape retaining material that exhibits satisfactory shape retaining property capable of retaining deformed shape, can be easily disposed of and can facilitate resin recycling after disposal and further ensures high productivity. There ...
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WO/2004/000421A1 |
The breathing system includes an elastic, non-porous body housed within an outer protective shell. The body terminates at its forward end in a protective cap and an air inlet passage and at its inner face in oral and nasal cavities. An a...
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WO/2003/105982A2 |
Modification, neutralization and/or decontamination of airborne biological and/or chemical contaminants from a breathable atmosphere by subjecting the breathable atmosphere to a filter which is formed from a plurality of polymeric multil...
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WO/2003/103775A1 |
In accordance to this invention of nose mask, the elastic structure of the knob and nose mask for protection against dust that is shaped in the form multi horn and whose one surface is open, is compatible with diverse nose forms. This in...
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WO/2003/097168A1 |
A nose mask having either one of several types of mask parts with different functions selectively fitted to an installation shaft, usable without impairing the attractiveness of a nose, and formed so that, when the installation shaft can...
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WO/2003/092765A2 |
A medical device (2, 22, 30, 40, 52) includes a radially expandable and contractible tubular element (6, 24, 32, 42, 54), having proximal and distal ends (10, 12), sized to pass through the nostril (16) and into the user's upper airway (...
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WO/2003/090872A1 |
A gas mask filter canister of varying shapes is filled by orienting the a fill opening to face upwardly, introducing into the fill opening a particulate filter material, and vibrating the filter canister at a frequency and amplitude, and...
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WO/2003/090873A1 |
A filter for a gas mask has an elliptical or circular, convex shape to conform to the curvature of the wearer's face, or a planar shape. The filter comprises a double particulate filter element and a double adsorption filter element conf...
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WO/2003/074130A1 |
A protective breathing hood comprising a hood made of a stretchable fire resistant material and which is also impermeable to gases and biologic material. The hood is sized and shaped for placing over a head of a user in an airtight manne...
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WO/2003/073011A2 |
An air filter that can fit within an existing building HVAC air supply systems suitable for withstanding NBC attacks, comprising a series of pleated composite layers (20). By using impregnated carbon particles of the proper size, nerve g...
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WO/2003/068319A1 |
A smoke mask (2) includes a generally planar breathing filter (8) sized to cover the nose and mouth of a user. The breathing filter (8) may be either dry or moistened, and has a filter efficiency of at least about 95%, meaning that at le...
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WO/2003/051460A1 |
The invention provides a gas mask (10) comprising a face piece including a transparent eye covering (16), and including a space (18) to allow air to circulate around the nose and mouth of a wearer, and having an airtight seal to prevent ...
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WO/2003/047699A1 |
Nose filter comprising a hollow body (1) which is provided with at least one pair of ducts (2, 3) suitable for being inserted into the nostrils of a user, at least one opening (7) which comprises a filter (9) and in which air (16) can pa...
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WO/2003/045503A1 |
A filtering face mask that includes a mask body and an exhalation valve. The mask body is adapted to fit at least over the nose and mouth of a wearer to create an interior gas space when worn, and the exhalation valve is in fluid communi...
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WO/2003/041801A1 |
The invention refers to a filtering system composed by a face mask and a filter against biological agents, joined together by a new connector. The connector joins the filter to the mask in an easy, fast and affective way. The filtering s...
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WO/2003/037440A1 |
A filtration element of a respirator or breathing mask including rear and front walls and a pleated separating layer that is not coextensive with the walls. The pleated separating layer maintains the front and rear walls in a spaced-apar...
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WO/2003/035181A1 |
Breathing apparatuses for protecting users from inhaling contaminated air through their mouth and nose. One of the exemplary breathing apparatuses utilizes a filtering unit, whereas another exemplary breathing apparatus utilizes a air so...
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WO/2003/034923A1 |
Respirator having a transparent bag for covering a head of a user and at least one filter for filtering air from outside the bag. The at least one filter is attached to the bag and located away from a line of sight of the user. A band at...
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WO2002013946A9 |
A bi/multi-directional air flow filter cartridge includes a filter pad and a filter pad base. The filter pad includes: outer filter walls made of a filter material suitable for filtering at least particulates, the walls being spaced apar...
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WO/2003/013657A1 |
A respirator comprising a facepiece having a cup shaped portion for sealingly engaging a face of a wearer and covering the mouth and nose of the wearer and a cover having a cup shape that is complementary to the cup shaped portion of the...
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WO/2003/008068A1 |
An improved filter element which can be used in gas masks is formed of short lengths of porous monolithic carbon formed by partially curing a phenolic resin to a solid, comminuting the partially cured resin, extruding the comminuted resi...
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WO2001078839B1 |
A gas mask having a filter canister mount including an inhalation valve and a self-sealing mechanism that prevents air inflow when a filter canister is removed from the canister mount. In one embodiment, the self-sealing valve includes a...
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WO/2002/085426A2 |
The invention relates to a respiratory air filter. Known filter devices have a half mask and a filter element. Filter devices of this type have a complex construction. The aim of the invention therefore is to provide a respiratory air fi...
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