WO2000004957A1 - Face mask that has a filtered exhalation valve - Google Patents
Face mask that has a filtered exhalation valve Download PDFInfo
- Publication number
- WO2000004957A1 WO2000004957A1 PCT/US1999/000363 US9900363W WO0004957A1 WO 2000004957 A1 WO2000004957 A1 WO 2000004957A1 US 9900363 W US9900363 W US 9900363W WO 0004957 A1 WO0004957 A1 WO 0004957A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- filter element
- mask
- exhale
- valve
- mask body
- Prior art date
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
- 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
- A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
- A62B18/10—Valves
-
- 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
Abstract
Description
Claims
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000560948A JP2002521102A (en) | 1998-07-24 | 1999-01-07 | Face mask with filtered exhalation valve |
DE69921660T DE69921660T2 (en) | 1998-07-24 | 1999-01-07 | FACIAL MASK WITH FILTERED EXHAUST VALVE |
PL99345715A PL190442B1 (en) | 1998-07-24 | 1999-01-07 | Face mask that has a filtered exhalation valve |
BR9912388-6A BR9912388A (en) | 1998-07-24 | 1999-01-07 | Filtering face mask |
AU21081/99A AU746751B2 (en) | 1998-07-24 | 1999-01-07 | Face mask that has a filtered exhalation valve |
EP99901367A EP1100592B1 (en) | 1998-07-24 | 1999-01-07 | Face mask that has a filtered exhalation valve |
CA002337434A CA2337434A1 (en) | 1998-07-24 | 1999-01-07 | Face mask that has a filtered exhalation valve |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/122,388 | 1998-07-24 | ||
US09/122,388 US6584976B2 (en) | 1998-07-24 | 1998-07-24 | Face mask that has a filtered exhalation valve |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000004957A1 true WO2000004957A1 (en) | 2000-02-03 |
Family
ID=22402417
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1999/000363 WO2000004957A1 (en) | 1998-07-24 | 1999-01-07 | Face mask that has a filtered exhalation valve |
Country Status (15)
Country | Link |
---|---|
US (2) | US6584976B2 (en) |
EP (2) | EP1479413A3 (en) |
JP (1) | JP2002521102A (en) |
KR (1) | KR100544552B1 (en) |
CN (1) | CN1149113C (en) |
AU (1) | AU746751B2 (en) |
BR (1) | BR9912388A (en) |
CA (1) | CA2337434A1 (en) |
CZ (1) | CZ297721B6 (en) |
DE (1) | DE69921660T2 (en) |
DK (1) | DK1100592T3 (en) |
ES (1) | ES2232108T3 (en) |
PL (1) | PL190442B1 (en) |
WO (1) | WO2000004957A1 (en) |
ZA (1) | ZA994642B (en) |
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US6460539B1 (en) | 2000-09-21 | 2002-10-08 | 3M Innovative Properties Company | Respirator that includes an integral filter element, an exhalation valve, and impactor element |
JP2004508908A (en) * | 2000-09-21 | 2004-03-25 | スリーエム イノベイティブ プロパティズ カンパニー | Ventilator with integrated filter element, exhalation valve and impactor element |
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JP4688403B2 (en) * | 2000-09-21 | 2011-05-25 | スリーエム イノベイティブ プロパティズ カンパニー | Ventilator with integrated filter element, exhalation valve and impactor element |
KR100753700B1 (en) * | 2000-09-21 | 2007-08-30 | 쓰리엠 이노베이티브 프로퍼티즈 캄파니 | Respirator that Includes an Integral Filter Element, an Exhalation Valve, and Impactor Element |
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US10322312B1 (en) | 2018-06-01 | 2019-06-18 | TrainingMask L.L.C. | Resistance and filtration breathing device |
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Also Published As
Publication number | Publication date |
---|---|
US20030005934A1 (en) | 2003-01-09 |
PL345715A1 (en) | 2002-01-02 |
KR100544552B1 (en) | 2006-01-24 |
EP1100592B1 (en) | 2004-11-03 |
US6805124B2 (en) | 2004-10-19 |
AU746751B2 (en) | 2002-05-02 |
JP2002521102A (en) | 2002-07-16 |
EP1479413A3 (en) | 2004-12-01 |
CZ2001268A3 (en) | 2001-06-13 |
DE69921660D1 (en) | 2004-12-09 |
BR9912388A (en) | 2001-10-16 |
KR20010071022A (en) | 2001-07-28 |
ZA994642B (en) | 2001-01-19 |
PL190442B1 (en) | 2005-12-30 |
DE69921660T2 (en) | 2005-11-24 |
EP1479413A2 (en) | 2004-11-24 |
ES2232108T3 (en) | 2005-05-16 |
CN1311705A (en) | 2001-09-05 |
CZ297721B6 (en) | 2007-03-14 |
US20020023651A1 (en) | 2002-02-28 |
CN1149113C (en) | 2004-05-12 |
US6584976B2 (en) | 2003-07-01 |
EP1100592A1 (en) | 2001-05-23 |
CA2337434A1 (en) | 2000-02-03 |
DK1100592T3 (en) | 2005-02-14 |
AU2108199A (en) | 2000-02-14 |
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