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Matches 1 - 50 out of 3,590

Document Document Title
WO/2019/025340A1
The invention provides a breathing assistance mask. A mask is provided that incorporates an air chamber, a filter, a fan arrangement, a sensor arrangement and a controller. The fan arrangement ventilates the mask. The sensor arrangement ...  
WO/2019/020503A1
The invention provides a mask which incorporates an air chamber, a filter, a fan arrangement, a sensor and a controller. The sensor detects a parameter relating to the temperature and/or relative humidity of air inhaled and exhaled over ...  
WO/2019/012043A1
The invention according to the present invention relates to a portable air treatment device (100). The device comprises: a casing (120) comprising a rigid support portion (122) and a soft portion (124), the soft portion being arranged at...  
WO/2019/008446A1
A respiratory equipment (90) for an aircraft, a pilot or first officer of the aircraft forming a user (U) of the respiratory equipment, the respiratory equipment comprising a head armature (1), configured to be worn on the user's head, a...  
WO/2018/223942A1
Disclosed are a respirator (200) and an automatic variable-light welding mask assembly (1) provided with the respirator (200). A housing of the respirator (200) comprises: an air filtering box, an air supply device (201) and a battery (2...  
WO/2018/222398A1
According to one aspect of the invention, a motor control system for driving a motor for a powered air purifying respirator (PAPR) is provided. The motor control system includes a control printed circuit board assembly (PCBA) including a...  
WO/2018/216998A1
The present invention relates to an emergency evacuation gas mask which has a triple wear structure including a silicone tube, a tightening end, and a binding band so that the mask can be quickly worn and has improved airtightness of an ...  
WO/2018/217002A1
The present invention relates to a helmet equipped with a backwashable membrane-integrated air breathing apparatus, which is designed to: have a structure in which a helmet has a built-in filter unit capable of filtering air, so that the...  
WO/2018/208802A1
A medical ventilator system configured for use by an individual at home, the ventilator system including: an oxygen source; an air flow generator; an oxygen supply control valve; a patient supply tube; a pressure sensor; one or more flow...  
WO/2018/188600A1
An air purification apparatus face mask, comprising: a mask shell, used for separating the environment in the vicinity of the nasal cavities of a user from the external environment; a rotatable connecting member, mounted on the mask shel...  
WO/2018/188598A1
An air purification apparatus face mask, comprising: a mask shell (21), rotatable connecting members (22) mounted on two sides of the mask shell (21), a gas passage (23) connected to the rotatable connecting members (22), and an air outl...  
WO/2018/191216A1
An onboard rebreathing loop system resident on an aircraft for providing oxygen to aircraft personnel includes a ceramic oxygen generating system (COGS) module configured to receive an inlet air and output a high purity oxygen (O2) gas i...  
WO/2018/182211A1
The present invention relates to an air purification method for survival in an atmosphere-blocked space, a method for producing purified air and fresh water using the same, and a system therefor. More particularly, the present invention ...  
WO/2018/164349A1
The present invention relates to an air purifying mask having a function of purifying exhaled air and, more particularly, the present invention enables a respiratory disease infection caused by the breathing of a carrier or suspected pat...  
WO/2018/158781A1
An improved nasal filter to remove particles below 10 ┬Ám in size has been fabricated by utilizing multilayered molecularly functionalized nanofibres. The nasal filter described here comprises of a substrate and two layers of surface fun...  
WO/2018/151958A1
An oxygen concentrator includes at least one extruded structural component. The extruded structural component is both a mounting for other components of the oxygen concentrator and at least part of an external surface of the oxygen conce...  
WO/2018/132245A1
Described herein are methods which involve minimizing or eliminating the occurrence of delayed negative effects that may arise from exposure to reduced oxygen partial pressure. An amount of supplemental oxygen, which substantially mimics...  
WO/2018/127939A1
The invention discloses a respiratory protective device having "Twist and Click" locking mechanism on the threaded circular joint on an inner yoke fitting part of half mask face-piece and replaceable non symmetrical filter, thereby allow...  
WO/2018/119487A1
A gas flow indicator device (10) has an elongate housing (12) defining a chamber (20) enabling gas flow from an inlet (22) at a first end (16) to an outlet (24) at a second end (18). An indicator member (26) within the chamber (20) exten...  
WO/2018/122440A1
The invention relates to an adsorbent material comprising a catalyst active in the hydrolytic degradation of contaminants, based on zirconium hydroxide doped with basic lithium and/or magnesium compounds, being neither toxic nor corrosiv...  
WO/2018/124655A1
A rebreather for a disaster is disclosed. According to an embodiment, the rebreather comprises: a face protection unit worn on the face and head; a mask port formed on a front surface of the face protection unit, formed so as to correspo...  
WO/2018/098657A1
An intelligent mask and a method for adjusting an inspiration supply amount of the intelligent mask. The intelligent mask (10) comprises: a mask body (100), an expiration unit (200) for expiring air, an inspiration unit (400) and a contr...  
WO/2018/102111A2
A portable chemical oxygen generator for delivering oxygen to a patient is described. The generator includes a housing containing a reaction chamber. Within the reaction chamber is a quantity of a peroxide adduct. A valve is provided wit...  
WO/2018/100436A3
Disclosed is a personal air purification apparatus comprising a case unit and a filtering unit disposed inside of the case unit. Also provided inside of the case unit are a control unit, a power supply, and an air suction and discharging...  
WO/2018/090077A1
Provided is an MHC-based olfaction filtration assembly (10) comprising a mask (12), conduits (14), and end-piece attachment (28). The mask (12) has a rearward facing side (S1) for operative placement over a user's (20) mouth and nose to ...  
WO/2018/094238A1
A combined microphone and fluid-delivery includes a microphone disposed at an end of a support member, and a fluid passageway supported by the support member. A mouthpiece extends from the passageway so as to be positioned adjacent the m...  
WO/2018/087378A3
The invention relates to a portable individual air purification system comprising an item of clothing for covering a user's mouth and nose, which item of clothing is designed to hold a portable individual air purification device for puri...  
WO/2018/087379A2
The invention relates to a portable individual air purification system comprising a portable individual air purification device that has an air inlet for ambient air to be purified, an air outlet for purified air, an air filter arrangeme...  
WO/2018/087377A2
The invention relates to a portable individual air purification system comprising an air filter arrangement for a portable individual air purification device which has an air inlet for air to be purified and an air outlet for purified ai...  
WO/2018/087377A3
The invention relates to a portable individual air purification system comprising an air filter arrangement for a portable individual air purification device which has an air inlet for air to be purified and an air outlet for purified ai...  
WO/2018/087379A3
The invention relates to a portable individual air purification system comprising a portable individual air purification device that has an air inlet for ambient air to be purified, an air outlet for purified air, an air filter arrangeme...  
WO/2018/087378A2
The invention relates to a portable individual air purification system comprising an item of clothing for covering a user's mouth and nose, which item of clothing is designed to hold a portable individual air purification device for puri...  
WO/2018/087380A3
The invention relates to a portable individual air purification system comprising a portable individual air purification device that has a housing with an air inlet for air to be purified, and an air outlet for purified air, wherein the ...  
WO/2018/087380A2
The invention relates to a portable individual air purification system comprising a portable individual air purification device that has a housing with an air inlet for air to be purified, and an air outlet for purified air, wherein the ...  
WO/2018/087732A1
The present invention relates to nanofiber based non-insertable nasal filter. The joint geometry of the nasal filter designed enables easy usability and enables application on nasal periphery in one go. The nasal filter provides multilay...  
WO/2018/082694A1
A breathing filtration device, comprising: an inner frame (11), the inner frame (11) being a hollow structure, an air passage (10) being formed inside the hollow structure, and at least one inner vent (13) being provided on a side wall o...  
WO/2018/081587A1
An insufflation gas filtration apparatus for use in laparoscopic surgery is provided. The insufflation gas filtration apparatus includes a filter cartridge having an inlet, an outlet, a filter medium and an impeller. The filter cartridge...  
WO/2018/072251A1
A near-to-eye air treatment apparatus, comprising: an apparatus body (1). The apparatus body (1) further comprises a lens body (11), an air treatment module (12), and a first passage (14). The lens body (11) is used for defining a first ...  
WO/2018/068100A1
The present disclosure generally provides antimicrobial triboelectric filtration material comprising a blend of positively charged wool fibres and negatively charged polypropylene fibres that form a triboelectric charge in the material. ...  
WO/2018/068100A9
The present disclosure generally provides antimicrobial triboelectric filtration material comprising a blend of positively charged wool fibres and negatively charged polypropylene fibres that form a triboelectric charge in the material. ...  
WO/2018/069895A1
In a preferred embodiment, methods and systems for the control of the breathing gas supply from a pressure-leading supply conduit to one or more breathing masks of an oxygen emergency supply device in a passenger aircraft include an on/o...  
WO/2018/064286A1
Disclosed are apparatuses and methods for a self-contained rebreather device in the form of a vest or a horse collar that scrubs carbon dioxide from exhaled air and cools the scrubbed air to an appropriate temperature for human inhalatio...  
WO/2018/060525A1
A sedation device (1) comprises a housing (2) having a ventilator chamber (3) and an associated patient chamber (4) in communication with the ventilator chamber (3). A filter (5) is mounted between the ventilator chamber (3) and the pati...  
WO/2018/058201A1
A delivery device for use in administering a dry powder to a biological subject's airway is provided. The device comprises (a) a housing having an inlet in fluid communication with an outlet for delivering a flow of gas to the subject's ...  
WO/2018/053564A1
An indicator device for use with a breathing apparatus including a pressurised breathing gas supply, a pressure regulator, and a breathing component that is positioned on a face of a user in use, wherein the indicator device includes: on...  
WO/2018/048015A1
A mask having solid oxygen according to an embodiment of the present invention comprises: a facial member which shields the nose, the mouth, and a part of the cheeks of a user and includes at least one opening in a portion corresponding ...  
WO/2018/046751A1
A chemical cartridge for an oxygen generating breathing apparatus includes an outer canister and an inner canister with an interior space. At least one alkali hyperoxide or earth alkali hyperoxide that can act as an electrolyte in the pr...  
WO/2018/045047A1
A nasal pillow system for treating sleep apnea is disclosed that may include a nasal pillow. The pillow has a cavity wall that defines a cavity, and two nasal interface structures connected to and extending away from the cavity wall. The...  
WO/2018/038976A1
A pleated filter element comprising a pleated filter media comprising a plurality of oppositely-facing pleats with a pleat direction and with a plurality of upstream and downstream pleat tips and pleat valleys, wherein the pleated filter...  
WO/2018/038434A1
The present invention relates to a tank state-detecting breathing air charger, which is able to provide air having appropriately adjusted concentrations of oxygen and nitrogen to an air respirator tank used by a firefighter or a scuba di...  

Matches 1 - 50 out of 3,590