TWI238729B - Filtering face mask that uses an exhalation valve that has a multilayered flexible flap - Google Patents
Filtering face mask that uses an exhalation valve that has a multilayered flexible flap Download PDFInfo
- Publication number
- TWI238729B TWI238729B TW091132269A TW91132269A TWI238729B TW I238729 B TWI238729 B TW I238729B TW 091132269 A TW091132269 A TW 091132269A TW 91132269 A TW91132269 A TW 91132269A TW I238729 B TWI238729 B TW I238729B
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- Taiwan
- Prior art keywords
- layer
- valve
- sealing surface
- item
- patent application
- Prior art date
Links
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Classifications
-
- 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
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)
- Check Valves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/989,965 US7028689B2 (en) | 2001-11-21 | 2001-11-21 | Filtering face mask that uses an exhalation valve that has a multi-layered flexible flap |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW200300355A TW200300355A (en) | 2003-06-01 |
| TWI238729B true TWI238729B (en) | 2005-09-01 |
Family
ID=25535618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW091132269A TWI238729B (en) | 2001-11-21 | 2002-10-31 | Filtering face mask that uses an exhalation valve that has a multilayered flexible flap |
Country Status (14)
| Country | Link |
|---|---|
| US (2) | US7028689B2 (enExample) |
| EP (1) | EP1446197B1 (enExample) |
| JP (1) | JP4386728B2 (enExample) |
| KR (1) | KR100913855B1 (enExample) |
| CN (1) | CN100522288C (enExample) |
| AT (1) | ATE298607T1 (enExample) |
| AU (1) | AU2002340081B2 (enExample) |
| BR (1) | BR0213882A (enExample) |
| CA (1) | CA2466481A1 (enExample) |
| DE (1) | DE60204909T2 (enExample) |
| ES (1) | ES2242884T3 (enExample) |
| MX (1) | MXPA04004761A (enExample) |
| TW (1) | TWI238729B (enExample) |
| WO (1) | WO2003045503A1 (enExample) |
Families Citing this family (112)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030168063A1 (en) * | 2002-03-08 | 2003-09-11 | Gambone Anthony Joseph | Pressure face mask and nasal mask |
| USD567365S1 (en) * | 2003-04-25 | 2008-04-22 | Louis M. Gerson Co., Inc. | Pleated face mask |
| DE10327994B4 (de) * | 2003-06-02 | 2006-05-18 | BLüCHER GMBH | Kapuze für Schutzbekleidung und Bekleidungsstück mit Kapuze |
| US7188622B2 (en) * | 2003-06-19 | 2007-03-13 | 3M Innovative Properties Company | Filtering face mask that has a resilient seal surface in its exhalation valve |
| SG115600A1 (en) | 2003-12-31 | 2005-10-28 | Megatech Scientific Pte Ltd | Respiratory mask with inserted spacer |
| US20060005838A1 (en) * | 2004-07-07 | 2006-01-12 | Mark Magidson | Multi-layer face mask with foamed in place edge member |
| USD567937S1 (en) * | 2004-07-16 | 2008-04-29 | Louis M. Gerson Co., Inc. | Pleated face mask |
| DE102005024729B3 (de) * | 2005-05-31 | 2006-09-28 | Dräger Safety AG & Co. KGaA | Atemmaske |
| EP1741464A3 (en) * | 2005-07-07 | 2007-04-25 | Bristol-Myers Squibb Company | One-way valve for an inflatable chamber of a medical device |
| US7587929B2 (en) * | 2005-09-09 | 2009-09-15 | Scot Incorporated | Joint combined aircrew systems tester |
| 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 |
| FI20065120A0 (fi) * | 2006-02-17 | 2006-02-17 | Euromaski Oy | Suojalaite |
| US20100224199A1 (en) * | 2006-05-01 | 2010-09-09 | Kimberly-Clark Worldwide, Inc. | Respirator |
| US20080178884A1 (en) * | 2007-01-25 | 2008-07-31 | Gerson Ronald L | Fluid Valve with Center Post |
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- 2002-10-03 ES ES02778420T patent/ES2242884T3/es not_active Expired - Lifetime
- 2002-10-03 WO PCT/US2002/031418 patent/WO2003045503A1/en not_active Ceased
- 2002-10-03 CA CA002466481A patent/CA2466481A1/en not_active Abandoned
- 2002-10-03 KR KR1020047007667A patent/KR100913855B1/ko not_active Expired - Fee Related
- 2002-10-03 BR BR0213882-4A patent/BR0213882A/pt not_active Application Discontinuation
- 2002-10-03 DE DE60204909T patent/DE60204909T2/de not_active Expired - Lifetime
- 2002-10-03 MX MXPA04004761A patent/MXPA04004761A/es active IP Right Grant
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- 2002-10-03 CN CNB028229193A patent/CN100522288C/zh not_active Expired - Fee Related
- 2002-10-03 JP JP2003546999A patent/JP4386728B2/ja not_active Expired - Fee Related
- 2002-10-31 TW TW091132269A patent/TWI238729B/zh not_active IP Right Cessation
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|---|---|
| US20050155607A1 (en) | 2005-07-21 |
| KR20040053350A (ko) | 2004-06-23 |
| TW200300355A (en) | 2003-06-01 |
| MXPA04004761A (es) | 2004-07-30 |
| BR0213882A (pt) | 2004-08-31 |
| US7028689B2 (en) | 2006-04-18 |
| EP1446197B1 (en) | 2005-06-29 |
| US7013895B2 (en) | 2006-03-21 |
| CA2466481A1 (en) | 2003-06-05 |
| CN1589168A (zh) | 2005-03-02 |
| DE60204909D1 (de) | 2005-08-04 |
| AU2002340081A1 (en) | 2003-06-10 |
| EP1446197A1 (en) | 2004-08-18 |
| JP4386728B2 (ja) | 2009-12-16 |
| ATE298607T1 (de) | 2005-07-15 |
| AU2002340081B2 (en) | 2008-04-10 |
| DE60204909T2 (de) | 2006-04-27 |
| WO2003045503A1 (en) | 2003-06-05 |
| ES2242884T3 (es) | 2005-11-16 |
| JP2005510314A (ja) | 2005-04-21 |
| KR100913855B1 (ko) | 2009-08-26 |
| CN100522288C (zh) | 2009-08-05 |
| US20050061327A1 (en) | 2005-03-24 |
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