GB1250439A - - Google Patents

Info

Publication number
GB1250439A
GB1250439A GB1633970A GB1250439DA GB1250439A GB 1250439 A GB1250439 A GB 1250439A GB 1633970 A GB1633970 A GB 1633970A GB 1250439D A GB1250439D A GB 1250439DA GB 1250439 A GB1250439 A GB 1250439A
Authority
GB
United Kingdom
Prior art keywords
spool
valve
pole piece
diaphragms
controls
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
GB1633970A
Other languages
English (en)
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 filed Critical
Publication of GB1250439A publication Critical patent/GB1250439A/en
Expired legal-status Critical Current

Links

Classifications

    • 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. ventilators; Tracheal tubes

Landscapes

  • Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Pulmonology (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Percussion Or Vibration Massage (AREA)
GB1633970A 1970-04-07 1970-04-07 Expired GB1250439A (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1633970 1970-04-07

Publications (1)

Publication Number Publication Date
GB1250439A true GB1250439A (enExample) 1971-10-20

Family

ID=10075505

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1633970A Expired GB1250439A (enExample) 1970-04-07 1970-04-07

Country Status (2)

Country Link
US (1) US3741209A (enExample)
GB (1) GB1250439A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3817091A1 (de) * 1988-05-19 1989-11-30 Draegerwerk Ag Kolben-zylindereinheit als foerdervorrichtung in einem beatmungsgeraet

Also Published As

Publication number Publication date
US3741209A (en) 1973-06-26

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees