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JP2003102846A |
To provide a narsal dilator preventing the contraction of the outside wall tissue of a narsal passage at the time of breathing.The narsal dilator has sufficient length straddling the bridge of the nose to extend to the gap between the ou...
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JP2003093530A |
To improve a feeling of wearing of a nose plug mounting tool, using the very high elasticity of a shape memory alloy.Both ends of a U-shaped device 11 are folded down to form hook-shaped portions 12. The U-shaped tool 11 is inserted into...
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JP2003509204A |
(57) [Summary] It is an object of the present invention to provide a method for producing a filtration medium having sufficient filtration efficiency, low resistance to air flow, and not excessively large in mass or thickness. The method...
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JP2003062096A |
To provide a new protection-from-smoke mask which is lightweight and compact and effective in proactive measures for the time when various kinds of poisonous gases and a large amount of smoke are produced and an oxygen deficiency occurs ...
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JP3373203B2 |
A nasal dilator 10 that prevents the outer wall tissue 60, 62 of the nasal passages 54, 56 of the nose 12 from drawing in during breathing comprises a truss member 16. The truss member 16 includes flexible strip of material 18 having a f...
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JP2003502141A |
An electret filter media includes an additive or mixtures thereof that enhance the charge stability of the media. The filter media achieves acceptable alpha values for a range of filtration challenges without significant decay in alpha v...
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JP2003501121A |
A filtration face mask 10 that comprises a mask body 20 and a band 30. The mask body is adapted to cover the nose and mouth of a wearer and that comprises polyolefin containing fibers. The band 30 comprises an elastic constituent and a f...
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JP2003500178A |
A face mask is provided having a filter body sized to cover the nose and mouth of a wearer, a securing mechanism for holding the filter body in close fit with the wearer's face, and a fan attachment to enhance breathability and comfort o...
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JP2002528195A |
The present invention provides a flexible respirator filter having substantially coextensive front and back portions of filter material which are sealed to each other along their periphery, forming a sealed edge. A flexible plastic frame...
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JP2002521103A |
Air filter device comprising at least one filter element provided with means in the form of a mouthpiece allowing the user to grip and retain the device.
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JP2002521102A |
The invention is directed to a filtering face mask. The face mask comprises a mask body and an exhalation valve that is disposed on the mask body and that has at least one orifice that allows exhaled air to pass from an interior gas spac...
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JP2002153569A |
To provide a nasal plug which is discreet and smart when it is worn and with which toxic substances to a living body can be prevented from penetrating into the body, beneficial substances to the living body can be administered without sp...
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JP3281480B2 |
PURPOSE: To provide an air filter means which prevents the passage of small particles without collecting the particles on or into a filter medium and convects air by a slight pressure difference with natural ventilation, i.e., without re...
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JP2002126112A |
To solve problems of peeling off the skin of the tip of a nose and becoming red by blowing one's nose many times with tissue paper when running at the nose by rhinitis and a cold, having adverse influence on ears by blowing one's nose, b...
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JP3274705B2 |
PURPOSE: To provide a respirator mask that can be surely fitted to the face of a wearer with an extremely small tensile force with a resistance to slippage on the chin of the wearer, and attain the airtightness around the circumference o...
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JP2002506382A |
The filter medium of the present invention includes a pleated filter layer and a flat filter layer adjacent to the pleated filter layer. Both the pleated filter layer and the flat filter layer may contain a thermoplastic material allowin...
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JP2001314520A |
To flexibly extend and contract a face mask composed of dimensioned minipleats like an accordion according to a movement of mouth and jaws by structurally shaping a respiratory room in front the of the mouth of a wearer by naturally maki...
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JP2001516277A |
The present invention provides for a filter assembly (124) which includes a filter element (128) and a memory device (402). The memory device (402) allows for a record of the filter element's usage to be available at all times even if th...
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JP2001511410A |
(57) [Summary] The face mask (10) includes a headband assembly (20) configured to have two straps (24) extending around the wearer's neck and back of the head. The strap includes an end connector (30) that can be attached to the mask stu...
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JP2001508321A |
A surgical mask for covering a nose and mouth of a person is disclosed. The mask is designed to facilitate the flow of air through the nose. The mask includes a stiff, adhesive strip which, when secured over the nose, opens the nasal pas...
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JP2001161844A |
To provide a humidity-retaining pad for mask, which has a proper air permeability without becoming an obstacle for breathing, and in addition, whose humidity-retaining period of time is long.An isocyanate group terminal pre-polymer the N...
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JP2001145703A |
To provide a nose mask of a easy-to-wear design, which has effective air purifying ability, and which can be fixed without forming a mark of wearing to be left after removing it. This mask is formed of nonwoven fabric in a three-dimensio...
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JP2000300687A |
To provide a protector which is lightweight, is low in air permeation resistance, is low in cost and is capable of effectively removing dioxin and its analogous compounds, more particularly halogenated aromatic compounds of dioxin, etc.,...
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JP3100595B2 |
A protective hood for protecting an individual from the effects of fire and smoke in a fire related emergency comprises a high temperature resistant plastics material having a layer of titanium on at least a part of its outer surface. Pr...
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JP2000511088A |
A use-evident container for containing an object and selectively preventing elements outside said container to reach the object comprises two housing portions and two caps. The two housing portions define a chamber for surrounding an obj...
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JP3071439B2 |
A filter for a respirator for removal of tritiated water having a housing with fluid inlet and outlet ports. A filter chamber is interposed between and in communication with the inlet and outlet for containing the tritium filter media. A...
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JP2000153122A |
To provide a filter unit good in molding efficiency and dust collecting efficiency.A filter material is molded into a chrysanthenum blossom shape by folding processing to obtain a filter unit 1. As the filter material, a highly stretched...
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JP2000140587A |
To provide an air filter with a low pressure loss and a high dust trapping efficiency, and also a filter unit for a dust-proof mask and a mask for protection from toxic substances. A foldable filter unit is made up of a polytetrafluoroet...
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JP2000505335A |
An exercise filter assembly comprises a housing with removable filters and two one-way valves. The filters remove any particulate matter three microns or greater from the air stream. The one-way valves, positioned in a unique manner, pre...
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JP3039639B2 |
To reactivate the case of a purification pail and the affixed active carbon packed therein and to easily carry out decontamination work at the time of external contamination. A high-performance filter which is formed by inserting plastic...
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JP2000502574A |
A breathing mask fabric is provided which has between 50 and 95 weight percent of a through-air bonded, electret treated, nonwoven microfiber first web of fibers where the fibers have an average diameter of between about 10 and 25 micron...
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JP2000033127A |
To provide a mask through which the sample of a chlorinated organic compound having possibility to bomb a person to wear it can be collected as the above compound is suckingly controlled. This mask 1 for collecting sample chlorinated org...
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JP3002639B2 |
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JP2994402B2 |
A filter element adapted for attachment to a respirator face piece which includes front and rear walls of filter material, a breather tube, and a porous inner layer which maintains the front and rear walls in a spaced-apart relationship ...
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JP2994041B2 |
A respirator (10) includes a compressible filter element (12), a filter element retainer (14), and a face piece (16). The respirator is unique in that the filter element (12) compresses when installed in the retainer (14), allowing a fri...
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JP2984279B2 |
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JPH11319130A |
To remove harmful dust, pollen and exhaust gas, etc., without hiding his own face by forming a sticky sheet into a size for covering only a nose, opening a hole in the size of the nose and providing a filter on the part of the hole. The ...
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JPH11267236A |
To lower a pressure drop and to improve an antimicrobial property without hindering an electrification treatment by constituting a base fabric of fibers which are electreted and are further deposited with antimicrobial particulates. The ...
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JP2928381B2 |
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JP2912456B2 |
A respirator (10) includes a filter cartridge (12) that has a housing (16) and a bonded sorbent filter element (20). Housing (16) includes a sleeve (32) that has an inner surface (36) and a folded edge (42). The filter element (18) inclu...
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JP2863843B1 |
[wrap up] [Task] Provided is an absorption can with a breakthrough detection device for a protective mask, which has a device for accurately detecting the absorption capacity of the absorption can easily and accurately without increasing...
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JP2854865B2 |
The invention provides a filtration face mask which has an expanded filtration surface area and high filter efficiency. The mask includes at least two sidewall portions (13) generally extending away from the face of the wearer and away f...
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JPH1133099A |
To provide a virus guard filter in which intake and exhaust air ducts are separated from each other by mounting air valves on the air duct ends of a soft cylinder member provided with the double air ducts inside and a virus filter is mou...
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JPH119710A |
To provide equipment for allowing a person to deeply breath air filtered by water in smoke by constituting an apparatus so as to be capable of being put on the mouth in a fire so as not to breath smoke, breathing air with elasticity, and...
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JPH115006A |
To efficiently remove viruses and to enable use in an ordinary residence space by using at least one of a Streptococcus agalactiae II type strain and a II type sugar chain as a virus capturing body. At least one of a Streptococcus agalac...
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JP2835905B2 |
A disposable mask (11) that includes a filter media (14) capable of filtering particles of a size appropriate for its purposes, while providing excellent breathability. The mask (11) is formed from multiple layers of filtration material ...
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JPH10512471A |
A respirator ( 10 ) that includes a face piece ( 14 ) and a cartridge receiving structure ( 22 ) located on the face piece ( 14 ). The face piece ( 14 ) is sized to fit snugly over the nose and mouth of a person, and the filter cartridge...
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JPH10309417A |
To hold a function for eliminating pathogenic and antigenic fine particles for a long time by developing sufficiently adsorption capability by a method wherein glucan aqueous solution is applied to a filter base material, and after dryin...
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JP2791575B2 |
The active carbon filter layer for gas masks is essentially composed of highly air-permeable sheet-like structures placed one on top of the other and having a layer fixed thereon and consisting of particulate or spherical active carbon p...
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JPH10165525A |
To provide a device for managing long time breath by utilizing quality that harmful smoke is retained in a ceiling direction and fresh air is in a floor surface direction at the time of fire in a building so as to extend/contract an acco...
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