EP4120868A4 - Personal air filtering device with safety features - Google Patents

Personal air filtering device with safety features

Info

Publication number
EP4120868A4
EP4120868A4 EP21771111.8A EP21771111A EP4120868A4 EP 4120868 A4 EP4120868 A4 EP 4120868A4 EP 21771111 A EP21771111 A EP 21771111A EP 4120868 A4 EP4120868 A4 EP 4120868A4
Authority
EP
European Patent Office
Prior art keywords
filtering device
air filtering
safety features
personal air
personal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP21771111.8A
Other languages
German (de)
French (fr)
Other versions
EP4120868A1 (en
Inventor
David R Hall
Michael Hall
Chandler Flinders
Jordan Englund
Prabhakar Ramaraj
Jacob Dean
Anthony E Pullen
Jeff Duncan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hall Labs LLC
Original Assignee
Hall Labs LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hall Labs LLC filed Critical Hall Labs LLC
Publication of EP4120868A1 publication Critical patent/EP4120868A1/en
Publication of EP4120868A4 publication Critical patent/EP4120868A4/en
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04—Parts, details or accessories of helmets
    • A42B3/0406—Accessories for helmets
    • A42B3/0433—Detecting, signalling or lighting devices
    • A42B3/044—Lighting devices, e.g. helmets with lamps
    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04—Parts, details or accessories of helmets
    • A42B3/0406—Accessories for helmets
    • A42B3/0433—Detecting, signalling or lighting devices
    • A42B3/046—Means for detecting hazards or accidents
    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04—Parts, details or accessories of helmets
    • A42B3/18—Face protection devices
    • A42B3/22—Visors
    • A42B3/225—Visors with full face protection, e.g. for industrial safety applications
    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04—Parts, details or accessories of helmets
    • A42B3/28—Ventilating arrangements
    • A42B3/286—Ventilating arrangements with forced flow, e.g. by a fan
    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04—Parts, details or accessories of helmets
    • A42B3/30—Mounting radio sets or communication systems
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing 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
    • A62B18/04—Gas helmets
    • A62B18/045—Gas helmets with fans for delivering air for breathing mounted in or on the helmet
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B9/00—Component parts for respiratory or breathing apparatus
    • A62B9/006—Indicators or warning devices, e.g. of low pressure, contamination

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
EP21771111.8A 2020-03-20 2021-03-22 Personal air filtering device with safety features Pending EP4120868A4 (en)

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
US202062992277P 2020-03-20 2020-03-20
US202063053552P 2020-07-17 2020-07-17
US202063053537P 2020-07-17 2020-07-17
US202063053523P 2020-07-17 2020-07-17
US202063053519P 2020-07-17 2020-07-17
US202063053548P 2020-07-17 2020-07-17
US202063053526P 2020-07-17 2020-07-17
US202063053542P 2020-07-17 2020-07-17
US202063053546P 2020-07-17 2020-07-17
US202063105830P 2020-10-26 2020-10-26
PCT/US2021/023543 WO2021189060A1 (en) 2020-03-20 2021-03-22 Personal air filtering device with safety features

Publications (2)

Publication Number Publication Date
EP4120868A1 EP4120868A1 (en) 2023-01-25
EP4120868A4 true EP4120868A4 (en) 2024-05-15

Family

ID=77772225

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21771111.8A Pending EP4120868A4 (en) 2020-03-20 2021-03-22 Personal air filtering device with safety features

Country Status (3)

Country Link
EP (1) EP4120868A4 (en)
CN (1) CN115768298A (en)
WO (1) WO2021189060A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024013764A1 (en) * 2022-07-11 2024-01-18 Pulkit Ahuja A variable speed multi directional air ventilation and purification helmet

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5046492A (en) * 1988-07-15 1991-09-10 Stackhouse Wyman H Clean room helmet system
US5592936A (en) * 1995-08-28 1997-01-14 Stackhouse, Inc. Surgical helmet
US7028688B1 (en) * 2005-04-05 2006-04-18 The United States Of America As Represented By The Secretary Of The Army Operationally adaptable chemical-biological mask
US20110240016A1 (en) * 2006-05-30 2011-10-06 Green Lawrence J Protective headgear system with filter protector
US20160030779A1 (en) * 2014-08-01 2016-02-04 Euclid Technology Co., Ltd Mask

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5054480A (en) * 1990-06-14 1991-10-08 Bio Medical Devices, Inc. Personal air filtration and control system
US5666949A (en) * 1994-10-24 1997-09-16 Minnesota Mining And Manufacturing Company Exposure indicator with continuous alarm signal indicating multiple conditions
EP2316289B1 (en) * 2000-01-18 2013-06-05 Stryker Corporation Gown for use with a helmet assembly of an air filtration system including a mounting device to center a hood with the helmet
US20090107515A1 (en) * 2003-06-10 2009-04-30 Oren Gavriely Protective mask
US20050117754A1 (en) * 2003-12-02 2005-06-02 Atsushi Sakawaki Active noise cancellation helmet, motor vehicle system including the active noise cancellation helmet, and method of canceling noise in helmet
US7342502B2 (en) * 2005-06-16 2008-03-11 Consort, Llc Wireless short range communication system
GB2482853A (en) * 2009-12-15 2012-02-22 Earlybird Corp Ltd Portable anti collision sensor
US10561863B1 (en) * 2012-04-06 2020-02-18 Orbital Research Inc. Biometric and environmental monitoring and control system
WO2016089695A1 (en) * 2014-12-05 2016-06-09 3M Innovative Properties Company Vision-protecting filter lens
KR102071477B1 (en) * 2018-04-24 2020-01-30 주식회사 오토스윙 Status alarm mask for welding and method for a status alarm mask to operate

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5046492A (en) * 1988-07-15 1991-09-10 Stackhouse Wyman H Clean room helmet system
US5592936A (en) * 1995-08-28 1997-01-14 Stackhouse, Inc. Surgical helmet
US7028688B1 (en) * 2005-04-05 2006-04-18 The United States Of America As Represented By The Secretary Of The Army Operationally adaptable chemical-biological mask
US20110240016A1 (en) * 2006-05-30 2011-10-06 Green Lawrence J Protective headgear system with filter protector
US20160030779A1 (en) * 2014-08-01 2016-02-04 Euclid Technology Co., Ltd Mask

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021189060A1 *

Also Published As

Publication number Publication date
EP4120868A1 (en) 2023-01-25
WO2021189060A1 (en) 2021-09-23
CN115768298A (en) 2023-03-07

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Legal Events

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DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20240412

RIC1 Information provided on ipc code assigned before grant

Ipc: A42B 3/22 20060101ALI20240408BHEP

Ipc: A62B 9/00 20060101ALI20240408BHEP

Ipc: A42B 3/30 20060101ALI20240408BHEP

Ipc: A42B 3/28 20060101ALI20240408BHEP

Ipc: A62B 18/04 20060101ALI20240408BHEP

Ipc: A42B 3/04 20060101AFI20240408BHEP