GB2076661B - Valves and breathing apparatus incorporating such valves - Google Patents

Valves and breathing apparatus incorporating such valves

Info

Publication number
GB2076661B
GB2076661B GB8116248A GB8116248A GB2076661B GB 2076661 B GB2076661 B GB 2076661B GB 8116248 A GB8116248 A GB 8116248A GB 8116248 A GB8116248 A GB 8116248A GB 2076661 B GB2076661 B GB 2076661B
Authority
GB
United Kingdom
Prior art keywords
valves
breathing apparatus
apparatus incorporating
incorporating
breathing
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
GB8116248A
Other versions
GB2076661A (en
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.)
Chubb Panorama Ltd
Original Assignee
Chubb Panorama 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 Chubb Panorama Ltd filed Critical Chubb Panorama Ltd
Priority to GB8116248A priority Critical patent/GB2076661B/en
Publication of GB2076661A publication Critical patent/GB2076661A/en
Application granted granted Critical
Publication of GB2076661B publication Critical patent/GB2076661B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • A62B9/02—Valves
    • A62B9/022—Breathing demand regulators
    • A62B9/027—Breathing demand regulators pilot operated, i.e. controlled by valve means sensitive to a reduced downstream pressure
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/20—Valves specially adapted to medical respiratory devices
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/20—Valves specially adapted to medical respiratory devices
    • A61M16/201—Controlled valves
    • A61M16/207—Membrane valves with pneumatic amplification stage, i.e. having master and slave membranes

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Emergency Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Emergency Management (AREA)
  • Business, Economics & Management (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
GB8116248A 1980-05-30 1981-05-28 Valves and breathing apparatus incorporating such valves Expired GB2076661B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8116248A GB2076661B (en) 1980-05-30 1981-05-28 Valves and breathing apparatus incorporating such valves

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8017671 1980-05-30
GB8116248A GB2076661B (en) 1980-05-30 1981-05-28 Valves and breathing apparatus incorporating such valves

Publications (2)

Publication Number Publication Date
GB2076661A GB2076661A (en) 1981-12-09
GB2076661B true GB2076661B (en) 1984-08-15

Family

ID=26275682

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8116248A Expired GB2076661B (en) 1980-05-30 1981-05-28 Valves and breathing apparatus incorporating such valves

Country Status (1)

Country Link
GB (1) GB2076661B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2174304A (en) * 1985-03-06 1986-11-05 Gorman & Company Limited Siebe Improvements in and relating to breathing apparatus
DE4437207C1 (en) * 1994-10-18 1996-01-04 Draegerwerk Ag Gas-flow ratio regulation of anaesthetic gases

Also Published As

Publication number Publication date
GB2076661A (en) 1981-12-09

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20010527