GB1301545A - - Google Patents

Info

Publication number
GB1301545A
GB1301545A GB1301545DA GB1301545A GB 1301545 A GB1301545 A GB 1301545A GB 1301545D A GB1301545D A GB 1301545DA GB 1301545 A GB1301545 A GB 1301545A
Authority
GB
United Kingdom
Prior art keywords
valve
chamber
sleeve
spring
ratio
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
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 GB1301545A publication Critical patent/GB1301545A/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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/206—Flow affected by fluid contact, energy field or coanda effect [e.g., pure fluid device or system]

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)
GB1301545D 1969-03-25 1970-03-23 Expired GB1301545A (forum.php)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6908694A FR2036765A1 (forum.php) 1969-03-25 1969-03-25

Publications (1)

Publication Number Publication Date
GB1301545A true GB1301545A (forum.php) 1972-12-29

Family

ID=9031206

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1301545D Expired GB1301545A (forum.php) 1969-03-25 1970-03-23

Country Status (4)

Country Link
US (1) US3646933A (forum.php)
JP (1) JPS499517B1 (forum.php)
FR (1) FR2036765A1 (forum.php)
GB (1) GB1301545A (forum.php)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE9801421L (sv) * 1998-04-23 1999-05-03 Rolf Svensson ventilationsanordning
GB0320761D0 (en) * 2003-09-05 2003-10-08 Smiths Group Plc Resuscitators
ITMI20081315A1 (it) * 2008-07-18 2010-01-19 Iph Establishment Dispositivo per rimuovere secrezioni polmonari

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA658335A (en) * 1963-02-26 Gilroy John Respirator apparatus and method
US3496956A (en) * 1963-06-25 1970-02-24 Bendix Corp Pulse shaper
US3565564A (en) * 1968-03-21 1971-02-23 Bertin & Cie Fluidic appliance for alternately filling and emptying an enclosure
US3522816A (en) * 1969-01-30 1970-08-04 George S Springer Fluid system for filling and emptying an enclosure

Also Published As

Publication number Publication date
JPS499517B1 (forum.php) 1974-03-05
US3646933A (en) 1972-03-07
FR2036765A1 (forum.php) 1970-12-31

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee