BR112017018381A2 - elemento filtrante flexível que tem uma saída de extremidade - Google Patents

elemento filtrante flexível que tem uma saída de extremidade

Info

Publication number
BR112017018381A2
BR112017018381A2 BR112017018381A BR112017018381A BR112017018381A2 BR 112017018381 A2 BR112017018381 A2 BR 112017018381A2 BR 112017018381 A BR112017018381 A BR 112017018381A BR 112017018381 A BR112017018381 A BR 112017018381A BR 112017018381 A2 BR112017018381 A2 BR 112017018381A2
Authority
BR
Brazil
Prior art keywords
filter element
outlet
side portion
rear walls
end outlet
Prior art date
Application number
BR112017018381A
Other languages
English (en)
Other versions
BR112017018381B1 (pt
Inventor
S Huberty John
J Svendsen Michael
D Kracht Ryan
Original Assignee
3M Innovative Properties Co
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 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of BR112017018381A2 publication Critical patent/BR112017018381A2/pt
Publication of BR112017018381B1 publication Critical patent/BR112017018381B1/pt

Links

Classifications

    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
    • A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
    • A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B23/00—Filters for breathing-protection purposes
    • A62B23/02—Filters for breathing-protection purposes for respirators
    • 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
    • A62B18/02—Masks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
    • B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
    • B01D46/523—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material with means for maintaining spacing between the pleats or folds
    • 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
    • A62B18/02—Masks
    • A62B18/025—Halfmasks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2265/00—Casings, housings or mounting for filters specially adapted for separating dispersed particles from gases or vapours
    • B01D2265/04—Permanent measures for connecting different parts of the filter, e.g. welding, glueing or moulding

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Zoology (AREA)
  • Pulmonology (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)

Abstract

a presente descrição apresenta um elemento filtrante que inclui uma extre-midade ou porção lateral fixada ao tubo de respiro. um elemento filtrante exemplifi-cador aqui descrito inclui meio filtrante tendo paredes frontais e traseiras, sendo que cada uma inclui uma extremidade proximal e uma extremidade distal, uma porção lateral nas extremidades proximais das paredes frontais e traseiras, e uma saída. o elemento filtrante inclui adicionalmente um tubo de respiro fixado ao meio filtrante que está em comunicação fluida com a saída. a saída está posicionada ao menos parcialmente na porção lateral, e as paredes frontais e traseiras da mesma são uni-das entre si pelo menos parcialmente ao longo de um perímetro.
BR112017018381-1A 2015-02-27 2016-02-18 Elementos filtrantes flexíveis tendo uma saída de extremidade BR112017018381B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201562121966P 2015-02-27 2015-02-27
US62/121,966 2015-02-27
PCT/US2016/018373 WO2016137803A1 (en) 2015-02-27 2016-02-18 Flexible filter element having an end outlet

Publications (2)

Publication Number Publication Date
BR112017018381A2 true BR112017018381A2 (pt) 2018-04-17
BR112017018381B1 BR112017018381B1 (pt) 2022-01-25

Family

ID=56789143

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112017018381-1A BR112017018381B1 (pt) 2015-02-27 2016-02-18 Elementos filtrantes flexíveis tendo uma saída de extremidade

Country Status (9)

Country Link
US (2) US11311752B2 (pt)
EP (1) EP3261729B1 (pt)
JP (1) JP6767378B2 (pt)
KR (1) KR102573971B1 (pt)
CN (1) CN107405512B (pt)
AU (1) AU2016223087B2 (pt)
BR (1) BR112017018381B1 (pt)
RU (1) RU2677714C1 (pt)
WO (1) WO2016137803A1 (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10159857B2 (en) * 2016-03-02 2018-12-25 Paul Key Personal air filtration apparatus and method
USD887553S1 (en) * 2018-04-04 2020-06-16 3M Innovative Properties Company Respirator filter
USD936226S1 (en) 2018-10-19 2021-11-16 3M Innovative Properties Company Respirator filter cartridge
US11285344B2 (en) 2018-11-16 2022-03-29 Paul Key Personal air filtration apparatus and method
USD890916S1 (en) * 2019-05-07 2020-07-21 3M Innovative Properties Company Full face respirator front cover

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Also Published As

Publication number Publication date
KR20170120163A (ko) 2017-10-30
AU2016223087A1 (en) 2017-09-14
EP3261729B1 (en) 2019-08-28
BR112017018381B1 (pt) 2022-01-25
CN107405512A (zh) 2017-11-28
US11738218B2 (en) 2023-08-29
US20180043191A1 (en) 2018-02-15
US11311752B2 (en) 2022-04-26
RU2677714C1 (ru) 2019-01-21
JP6767378B2 (ja) 2020-10-14
CN107405512B (zh) 2021-02-19
EP3261729A4 (en) 2018-07-25
KR102573971B1 (ko) 2023-09-04
EP3261729A1 (en) 2018-01-03
WO2016137803A1 (en) 2016-09-01
AU2016223087B2 (en) 2019-01-03
JP2018506381A (ja) 2018-03-08
US20220219025A1 (en) 2022-07-14

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