BR9810319A - Máscara respiratória, e, processo para fabricar a mesma - Google Patents

Máscara respiratória, e, processo para fabricar a mesma

Info

Publication number
BR9810319A
BR9810319A BR9810319-9A BR9810319A BR9810319A BR 9810319 A BR9810319 A BR 9810319A BR 9810319 A BR9810319 A BR 9810319A BR 9810319 A BR9810319 A BR 9810319A
Authority
BR
Brazil
Prior art keywords
layer
respiratory mask
shape
manufacture
same
Prior art date
Application number
BR9810319-9A
Other languages
English (en)
Inventor
Seyed A Angadjivand
James F Dyrud
Simon A Mortimer
Scott J Tuman
Cyntia Y Tamaki
Graham J Bostock
Tammy M Chalmers
Original Assignee
Minnesota Mining & Mfg
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 Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg
Publication of BR9810319A publication Critical patent/BR9810319A/pt

Links

Classifications

    • 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
    • A62B23/025—Filters for breathing-protection purposes for respirators the filter having substantially the shape of a mask
    • 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
    • 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
    • A41D13/1107—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape
    • A41D13/1138—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape with a cup configuration
    • A41D13/1146—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape with a cup configuration obtained by moulding

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

"MáSCARA RESPIRATóRIA, E, PROCESSO PARA FABRICAR A MESMA". Uma máscara respiratória (1) tem um invólucro moldado em forma boleada mantendo sua forma (10) em cujo lado cóncavo existe uma camada de um material filtrante (11) e do lado cóncavo do material filtrante, sem qualquer camada intermediária mantendo sua forma, uma camada de material não tecido (12). A camada de material filtrante (11) e a camada interna (12) são conformadas na configuração em forma boleada do invólucro mantendo sua forma (10). A camada interna (12) é, preferivelmente, um material liso BMF que oferece conforto aperfeiçoado ao usuário.
BR9810319-9A 1997-06-24 1998-06-16 Máscara respiratória, e, processo para fabricar a mesma BR9810319A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/881,348 US6041782A (en) 1997-06-24 1997-06-24 Respiratory mask having comfortable inner cover web
PCT/US1998/012541 WO1998058558A1 (en) 1997-06-24 1998-06-16 Respiratory masks having comfortable inner cover web

Publications (1)

Publication Number Publication Date
BR9810319A true BR9810319A (pt) 2000-09-05

Family

ID=25378300

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9810319-9A BR9810319A (pt) 1997-06-24 1998-06-16 Máscara respiratória, e, processo para fabricar a mesma

Country Status (9)

Country Link
US (1) US6041782A (pt)
EP (2) EP1285594B1 (pt)
JP (1) JP4304322B2 (pt)
KR (1) KR100491398B1 (pt)
BR (1) BR9810319A (pt)
DE (2) DE69810317T2 (pt)
ES (1) ES2189187T3 (pt)
TW (1) TW537912B (pt)
WO (1) WO1998058558A1 (pt)

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US7503326B2 (en) * 2005-12-22 2009-03-17 3M Innovative Properties Company Filtering face mask with a unidirectional valve having a stiff unbiased flexible flap
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US7902096B2 (en) * 2006-07-31 2011-03-08 3M Innovative Properties Company Monocomponent monolayer meltblown web and meltblowing apparatus
US7858163B2 (en) * 2006-07-31 2010-12-28 3M Innovative Properties Company Molded monocomponent monolayer respirator with bimodal monolayer monocomponent media
US9770058B2 (en) 2006-07-17 2017-09-26 3M Innovative Properties Company Flat-fold respirator with monocomponent filtration/stiffening monolayer
US20080023006A1 (en) * 2006-07-26 2008-01-31 3M Innovative Properties Company Respirator That Uses A Predefined Curved Nose Foam
US8029723B2 (en) * 2006-07-31 2011-10-04 3M Innovative Properties Company Method for making shaped filtration articles
US7754041B2 (en) * 2006-07-31 2010-07-13 3M Innovative Properties Company Pleated filter with bimodal monolayer monocomponent media
JP2010529902A (ja) * 2007-02-22 2010-09-02 ドナルドソン カンパニー インコーポレイテッド フイルタ要素及び方法
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Also Published As

Publication number Publication date
EP1285594A3 (en) 2004-07-07
KR100491398B1 (ko) 2005-05-25
DE69810317D1 (de) 2003-01-30
DE69841276D1 (de) 2009-12-17
JP4304322B2 (ja) 2009-07-29
EP1014816A1 (en) 2000-07-05
EP1285594B1 (en) 2009-11-04
ES2189187T3 (es) 2003-07-01
JP2002505607A (ja) 2002-02-19
DE69810317T2 (de) 2003-05-15
TW537912B (en) 2003-06-21
EP1014816B1 (en) 2002-12-18
WO1998058558A1 (en) 1998-12-30
KR20010014130A (ko) 2001-02-26
EP1285594A2 (en) 2003-02-26
US6041782A (en) 2000-03-28

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