BRPI0508962A - respiradores - Google Patents

respiradores

Info

Publication number
BRPI0508962A
BRPI0508962A BRPI0508962-0A BRPI0508962A BRPI0508962A BR PI0508962 A BRPI0508962 A BR PI0508962A BR PI0508962 A BRPI0508962 A BR PI0508962A BR PI0508962 A BRPI0508962 A BR PI0508962A
Authority
BR
Brazil
Prior art keywords
valve
respirator
freshly
acts
volume
Prior art date
Application number
BRPI0508962-0A
Other languages
English (en)
Portuguese (pt)
Inventor
Robert Charles Sutton
Original Assignee
Scott Health & Safety Ltd
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 Scott Health & Safety Ltd filed Critical Scott Health & Safety Ltd
Publication of BRPI0508962A publication Critical patent/BRPI0508962A/pt

Links

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)
BRPI0508962-0A 2004-03-19 2005-03-17 respiradores BRPI0508962A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0406288.1A GB0406288D0 (en) 2004-03-19 2004-03-19 Respirators
PCT/GB2005/050038 WO2005089874A1 (en) 2004-03-19 2005-03-17 Respirators

Publications (1)

Publication Number Publication Date
BRPI0508962A true BRPI0508962A (pt) 2007-08-21

Family

ID=32118072

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0508962-0A BRPI0508962A (pt) 2004-03-19 2005-03-17 respiradores

Country Status (13)

Country Link
US (1) US20080035149A1 (enExample)
EP (1) EP1729855A1 (enExample)
JP (1) JP2007529254A (enExample)
CN (1) CN1942219A (enExample)
AU (1) AU2005224168A1 (enExample)
BR (1) BRPI0508962A (enExample)
CA (1) CA2559635A1 (enExample)
EA (1) EA200601736A1 (enExample)
GB (1) GB0406288D0 (enExample)
IL (1) IL178076A0 (enExample)
NO (1) NO20064776L (enExample)
WO (1) WO2005089874A1 (enExample)
ZA (1) ZA200608636B (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BRPI0413275A (pt) 2003-08-04 2006-10-10 Pulmonetic Systems Inc ventilador portátil, e, sistema de ventilador portátil
US7607437B2 (en) * 2003-08-04 2009-10-27 Cardinal Health 203, Inc. Compressor control system and method for a portable ventilator
US7527053B2 (en) * 2003-08-04 2009-05-05 Cardinal Health 203, Inc. Method and apparatus for attenuating compressor noise
US8118024B2 (en) 2003-08-04 2012-02-21 Carefusion 203, Inc. Mechanical ventilation system utilizing bias valve
US8156937B2 (en) * 2003-08-04 2012-04-17 Carefusion 203, Inc. Portable ventilator system
US7997885B2 (en) * 2007-12-03 2011-08-16 Carefusion 303, Inc. Roots-type blower reduced acoustic signature method and apparatus
US8888711B2 (en) 2008-04-08 2014-11-18 Carefusion 203, Inc. Flow sensor
GB201214088D0 (en) * 2012-08-06 2012-09-19 Scott Health & Safety Ltd Switchable exhale filter system
GB2508184A (en) * 2012-11-22 2014-05-28 3M Innovative Properties Co Powered exhaust apparatus for respiratory device
AR095434A1 (es) 2013-03-15 2015-10-14 Scott Tech Inc Interfaz de filtro de respirador
DE102016121382A1 (de) * 2016-11-08 2018-05-09 Hamilton Medical Ag Expirationsventil
KR102305729B1 (ko) * 2021-01-22 2021-09-28 손승현 볼에 밀착되어 차단성능이 향상된 기능성 마스크
CN117298479A (zh) * 2023-08-25 2023-12-29 山西新华防化装备研究院有限公司 一种双道呼气活门主通话器结构

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR784777A (fr) * 1934-04-19 1935-07-24 Perfectionnements aux dispositifs d'expiration des masques à gaz
DE1245745B (de) * 1964-06-24 1967-07-27 Miloslav Prochazka Filteranschlussstueck fuer Atemschutzmasken
FR1586121A (enExample) * 1968-07-11 1970-02-13
JPS4711195U (enExample) * 1971-02-24 1972-10-09
JPS58153851U (ja) * 1982-04-08 1983-10-14 山本光学株式会社 防塵マスク用弁装置
US4648394A (en) * 1985-06-12 1987-03-10 Mine Safety Appliances Company Facemask for abrasive service
US4850346A (en) * 1986-10-20 1989-07-25 Wgm Safety Corp. Respirator
GB2203050B (en) * 1987-04-06 1991-07-31 Cam Lock Respirator
US4838262A (en) * 1988-05-02 1989-06-13 Mine Safety Appliances Company Exhalation valve
GB2222778B (en) 1988-09-19 1992-06-03 Sabre Safety Ltd Positive pressure filter respirators
GB2244433B (en) * 1990-05-10 1995-01-04 Camberley Rubber Mouldings Lim Valve assembly for breathing apparatus

Also Published As

Publication number Publication date
GB0406288D0 (en) 2004-04-21
US20080035149A1 (en) 2008-02-14
WO2005089874A1 (en) 2005-09-29
IL178076A0 (en) 2006-12-31
AU2005224168A1 (en) 2005-09-29
EA200601736A1 (ru) 2007-02-27
CN1942219A (zh) 2007-04-04
CA2559635A1 (en) 2005-09-29
ZA200608636B (en) 2008-07-30
JP2007529254A (ja) 2007-10-25
NO20064776L (no) 2006-12-19
EP1729855A1 (en) 2006-12-13

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE AS 5A, 6A E 7A ANUIDADES.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2158 DE 15/05/2012.