GB2119659B - Breathing device having irreversible moisture indicator - Google Patents

Breathing device having irreversible moisture indicator

Info

Publication number
GB2119659B
GB2119659B GB08309115A GB8309115A GB2119659B GB 2119659 B GB2119659 B GB 2119659B GB 08309115 A GB08309115 A GB 08309115A GB 8309115 A GB8309115 A GB 8309115A GB 2119659 B GB2119659 B GB 2119659B
Authority
GB
United Kingdom
Prior art keywords
breathing device
moisture indicator
irreversible moisture
irreversible
indicator
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
GB08309115A
Other versions
GB2119659A (en
Inventor
Elmer S Mckee
Ronald E Thompson
William M Lambert
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.)
MSA Safety Inc
Original Assignee
Mine Safety Appliances Co
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 Mine Safety Appliances Co filed Critical Mine Safety Appliances Co
Publication of GB2119659A publication Critical patent/GB2119659A/en
Application granted granted Critical
Publication of GB2119659B publication Critical patent/GB2119659B/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B7/00—Respiratory apparatus
    • A62B7/08—Respiratory apparatus containing chemicals producing oxygen
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B9/00—Component parts for respiratory or breathing apparatus
    • A62B9/006—Indicators or warning devices, e.g. of low pressure, contamination

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Emergency Medicine (AREA)
  • General Chemical & Material Sciences (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
GB08309115A 1982-04-28 1983-04-05 Breathing device having irreversible moisture indicator Expired GB2119659B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US37266282A 1982-04-28 1982-04-28

Publications (2)

Publication Number Publication Date
GB2119659A GB2119659A (en) 1983-11-23
GB2119659B true GB2119659B (en) 1985-10-02

Family

ID=23469137

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08309115A Expired GB2119659B (en) 1982-04-28 1983-04-05 Breathing device having irreversible moisture indicator

Country Status (3)

Country Link
DE (1) DE3315070C2 (en)
FR (1) FR2526166B1 (en)
GB (1) GB2119659B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2022202826B2 (en) * 2021-04-28 2023-08-24 Draeger Safety Ag & Co. Kgaa Arrangement Comprising a Respirator and a Bag with a Moisture Indicator and Process for Manufacturing Such an Arrangement

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3502068A1 (en) * 1985-01-23 1986-07-24 Ernst Dipl.-Ing. 3584 Zwesten Träbing Structural humidity alarm, dehumidification regulator and humidity-loading registration
DE3610492A1 (en) * 1986-03-27 1987-10-01 Draegerwerk Ag RESPIRATOR
DE3907706A1 (en) * 1989-01-25 1990-10-11 Draegerwerk Ag GAS-TIGHT PACKAGING WITH A SECURING DEVICE
DE4035493C1 (en) * 1990-11-08 1992-04-30 Draegerwerk Ag, 2400 Luebeck, De
US7913640B2 (en) 2007-11-09 2011-03-29 Kimberly-Clark Worldwide, Inc. Moisture indicator for heat and moisture exchange devices
EP2090328B1 (en) * 2008-02-18 2012-09-19 Covidien AG Device for detecting relative humidity in a respiratory circuit
CN105784703B (en) * 2014-12-24 2018-07-20 中国科学院大连化学物理研究所 A kind of insoluble nm-humidity instruction material and its preparation and application

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3198163A (en) * 1963-02-13 1965-08-03 Cadillac Products Indicator device
US3898172A (en) * 1973-05-03 1975-08-05 Us Energy Irreversible humidity indicator
US3942524A (en) * 1974-11-08 1976-03-09 The United States Of America As Represented By The Secretary Of The Interior Emergency breather apparatus
ZA753762B (en) * 1975-06-11 1977-01-26 Buysse R Breathing apparatus
DD120293A1 (en) * 1975-06-20 1976-06-05
US4019509A (en) * 1975-08-28 1977-04-26 Lockheed Missiles & Space Company, Inc. Self-rescue breathing apparatus
CA1100419A (en) * 1977-01-05 1981-05-05 John A. Jones Organic vapor respirator cartridge end-of-service indicator system and method
DE2856349C3 (en) * 1978-12-27 1981-06-25 Drägerwerk AG, 2400 Lübeck Breathing apparatus with an oxygen-releasing chemical cartridge

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2022202826B2 (en) * 2021-04-28 2023-08-24 Draeger Safety Ag & Co. Kgaa Arrangement Comprising a Respirator and a Bag with a Moisture Indicator and Process for Manufacturing Such an Arrangement

Also Published As

Publication number Publication date
DE3315070A1 (en) 1983-11-24
GB2119659A (en) 1983-11-23
FR2526166A1 (en) 1983-11-04
DE3315070C2 (en) 1986-02-13
FR2526166B1 (en) 1986-03-28

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee