DE3372713D1 - Respirator - Google Patents

Respirator

Info

Publication number
DE3372713D1
DE3372713D1 DE8383302484T DE3372713T DE3372713D1 DE 3372713 D1 DE3372713 D1 DE 3372713D1 DE 8383302484 T DE8383302484 T DE 8383302484T DE 3372713 T DE3372713 T DE 3372713T DE 3372713 D1 DE3372713 D1 DE 3372713D1
Authority
DE
Germany
Prior art keywords
facepiece
inlet
filter means
pump unit
air
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
DE8383302484T
Other languages
English (en)
Inventor
Raymond Odell
Richard Kevin O'connor
David Brian Edward
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Racal Safety Ltd
Original Assignee
Racal 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10530349&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3372713(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Racal Safety Ltd filed Critical Racal Safety Ltd
Application granted granted Critical
Publication of DE3372713D1 publication Critical patent/DE3372713D1/de
Expired legal-status Critical Current

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
    • A62B18/006—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 with pumps for forced ventilation

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)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Electroluminescent Light Sources (AREA)
  • Dc Digital Transmission (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
DE8383302484T 1982-05-13 1983-05-03 Respirator Expired DE3372713D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8214007 1982-05-13

Publications (1)

Publication Number Publication Date
DE3372713D1 true DE3372713D1 (en) 1987-09-03

Family

ID=10530349

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383302484T Expired DE3372713D1 (en) 1982-05-13 1983-05-03 Respirator

Country Status (8)

Country Link
EP (1) EP0094757B1 (de)
JP (1) JPS58209362A (de)
AT (1) ATE28572T1 (de)
AU (1) AU554194B2 (de)
DE (1) DE3372713D1 (de)
FI (1) FI831691L (de)
NO (1) NO831677L (de)
ZA (1) ZA833204B (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2141348B (en) * 1983-06-07 1986-06-18 Racal Safety Ltd Breathing apparatus
AU4275385A (en) * 1984-06-06 1985-12-12 Racal Safety Ltd. Respirators fan-assisted
DE3523097A1 (de) * 1984-11-15 1986-05-22 Gesellschaft für Gerätebau mbH, 4600 Dortmund Atemschutzmaske
GB8608113D0 (en) * 1986-04-03 1986-05-08 Racal Safety Ltd Breathing apparatus
FI80606C (fi) * 1987-10-05 1990-07-10 Kemira Oy Foerfarande foer reglering av luftmaongden som matas in i en gasmask samt en gasmask som genomfoer denna foerfarande.
GB2215615B (en) * 1988-03-21 1991-12-18 Sabre Safety Ltd Breathing apparatus
DE68909707T2 (de) * 1988-07-26 1994-02-03 Racal Health & Safety Ltd Atemgerät.
DE3908057C2 (de) * 1989-03-13 1997-03-20 Kemira Oy Verfahren zur Regulierung der einer Gasmaske zugeführten Luftmenge und Gasmaske, bei der dieses Verfahren angewandt ist
US5372130A (en) * 1992-02-26 1994-12-13 Djs&T Limited Partnership Face mask assembly and method having a fan and replaceable filter
FI100307B (fi) * 1994-02-25 1997-11-14 Kemira Safety Oy Menetelmä kaasunaamariin syötetyn ilmamäärän säätämiseksi sekä kaasuna amari
US20040182394A1 (en) 2003-03-21 2004-09-23 Alvey Jeffrey Arthur Powered air purifying respirator system and self contained breathing apparatus
US7647927B2 (en) 2003-08-22 2010-01-19 Wilcox Industries Corp. Self-contained breathing system
CN104248800A (zh) * 2013-06-25 2014-12-31 卢献斌 口罩便携式空气清新机
CN104225829A (zh) * 2014-07-17 2014-12-24 艾尔康居（北京）科技有限公司 一种主动送气式防尘口罩
KR20170132188A (ko) * 2015-04-03 2017-12-01 마이크로스페레 피티이. 엘티디. 호흡 마스크, 시스템, 및 방법
CN116077848B (zh) * 2023-02-27 2023-10-20 江苏海拓科技有限公司 一种双层浮动过滤式呼吸面罩

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR785223A (fr) * 1934-09-21 1935-08-05 Cela Holding S A Appareil portatif de protection contre les gaz
CH202373A (fr) * 1936-06-11 1939-01-15 Bez Casimir Appareil respiratoire.
FR1037477A (fr) * 1951-05-24 1953-09-17 Dispositif inhalateur d'air pur pour travaux de peinture, de sablage et autres
FR1320829A (fr) * 1962-01-30 1963-03-15 Houilleres Bassin Du Nord Aérateur autonome pour la respiration en atmosphère polluée
GB2032284B (en) * 1978-10-02 1982-11-10 Racal Safety Ltd Breathing apparatus
GB2058577A (en) * 1979-09-25 1981-04-15 Racal Safety Ltd Improvements in and relating to breathing apparatus
US4430995A (en) * 1981-05-29 1984-02-14 Hilton Joseph R Power assisted air-purifying respirators

Also Published As

Publication number Publication date
JPS58209362A (ja) 1983-12-06
EP0094757A3 (en) 1984-05-16
EP0094757B1 (de) 1987-07-29
AU554194B2 (en) 1986-08-14
ATE28572T1 (de) 1987-08-15
ZA833204B (en) 1984-01-25
EP0094757A2 (de) 1983-11-23
NO831677L (no) 1983-11-14
FI831691L (fi) 1983-11-14
AU1399483A (en) 1983-11-17
FI831691A0 (fi) 1983-05-13

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8339 Ceased/non-payment of the annual fee