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1. WO2023010017 - DEVICE PROVIDING FILTERED AIR FOR A USER

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Publication Number WO/2023/010017
Publication Date 02.02.2023
International Application No. PCT/US2022/074163
International Filing Date 26.07.2022
IPC
A42B 3/28 2006.1
AHUMAN NECESSITIES
42HEADWEAR
BHATS; HEAD COVERINGS
3Helmets; Helmet covers
04Parts, details or accessories of helmets
28Ventilating arrangements
A41D 13/11 2006.1
AHUMAN NECESSITIES
41WEARING APPAREL
DOUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
13Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
05protecting only a particular body part
11Protective face masks, e.g. for surgical use, or for use in foul atmospheres
A62B 18/04 2006.1
AHUMAN NECESSITIES
62LIFE-SAVING; FIRE-FIGHTING
BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
18Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes
04Gas helmets
CPC
A42B 3/281
AHUMAN NECESSITIES
42HEADWEAR
BHATS; HEAD COVERINGS
3Helmets; Helmet covers ; ; Other protective head coverings;
04Parts, details or accessories of helmets
28Ventilating arrangements
281Air ducting systems
A42B 3/286
AHUMAN NECESSITIES
42HEADWEAR
BHATS; HEAD COVERINGS
3Helmets; Helmet covers ; ; Other protective head coverings;
04Parts, details or accessories of helmets
28Ventilating arrangements
286with forced flow, e.g. by a fan
A62B 18/006
AHUMAN NECESSITIES
62LIFE-SAVING; FIRE-FIGHTING
BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
18Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes ; or incorporating a pump or compressor for reducing the inhalation effort
006with pumps for forced ventilation
A62B 18/02
AHUMAN NECESSITIES
62LIFE-SAVING; FIRE-FIGHTING
BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
18Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes ; or incorporating a pump or compressor for reducing the inhalation effort
02Masks
A62B 18/045
AHUMAN NECESSITIES
62LIFE-SAVING; FIRE-FIGHTING
BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
18Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes ; or incorporating a pump or compressor for reducing the inhalation effort
04Gas helmets
045with fans for delivering air for breathing mounted in or on the helmet
A62B 18/084
AHUMAN NECESSITIES
62LIFE-SAVING; FIRE-FIGHTING
BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
18Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes ; or incorporating a pump or compressor for reducing the inhalation effort
08Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
084Means for fastening gas-masks to heads or helmets
Applicants
  • HALL LABS LLC [US]/[US]
Inventors
  • HALL, Michael
  • HALL, David, R.
  • DEAN, Jacob
  • LAZARO, Miguel
Agents
  • DUNCAN, Jeffery
Priority Data
63/225,86426.07.2021US
Publication Language English (en)
Filing Language English (EN)
Designated States
Title
(EN) DEVICE PROVIDING FILTERED AIR FOR A USER
(FR) DISPOSITIF FOURNISSANT DE L'AIR FILTRÉ POUR UN UTILISATEUR
front page image
Abstract
(EN) A device for filtering air for a user comprising a frame formed in a generally oval-shaped band, the band encircling the user's head with an upper portion extending from the user's ear to a point above and to the rear of the user's head and a lower portion extending from the user's ear to a point below and in front of the user's mouth. The device includes an air inlet filter mounted on the frame and communicating on one side with ambient air outside the device and on the other side with an inlet duct and an air outlet filter mounted on the frame and communicating on one side with air inside the device and on the other side with ambient air outside the device.
(FR) Un dispositif de filtration d'air pour un utilisateur comprend un cadre formé dans une bande généralement ovale, la bande encerclant la tête de l'utilisateur avec une partie supérieure s'étendant de l'oreille de l'utilisateur à un point situé au-dessus et à l'arrière de la tête de l'utilisateur et une partie inférieure s'étendant de l'oreille de l'utilisateur à un point situé au-dessous et à l'avant de la bouche de l'utilisateur. Le dispositif comprend un filtre d'entrée d'air monté sur le cadre et communiquant d'un côté avec l'air ambiant à l'extérieur du dispositif et de l'autre côté avec un conduit d'entrée et un filtre de sortie d'air monté sur le cadre et communiquant d'un côté avec l'air à l'intérieur du dispositif et de l'autre côté avec l'air ambiant à l'extérieur du dispositif.
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