AU420173B2 - Improved nonreturn valve - Google Patents

Improved nonreturn valve

Info

Publication number
AU420173B2
AU420173B2 AU25708/67A AU2570867A AU420173B2 AU 420173 B2 AU420173 B2 AU 420173B2 AU 25708/67 A AU25708/67 A AU 25708/67A AU 2570867 A AU2570867 A AU 2570867A AU 420173 B2 AU420173 B2 AU 420173B2
Authority
AU
Australia
Prior art keywords
improved
nonreturn valve
nonreturn
valve
improved nonreturn
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
AU25708/67A
Other versions
AU2570867A (en
Inventor
Mitchell Barrett Ian
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.)
Johnson and Johnson
Original Assignee
Johnson and Johnson
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 Johnson and Johnson filed Critical Johnson and Johnson
Priority to AU25708/67A priority Critical patent/AU420173B2/en
Application granted granted Critical
Publication of AU420173B2 publication Critical patent/AU420173B2/en
Publication of AU2570867A publication Critical patent/AU2570867A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/14—Check valves with flexible valve members
    • F16K15/144—Check valves with flexible valve members the closure elements being fixed along all or a part of their periphery
    • F16K15/147—Check valves with flexible valve members the closure elements being fixed along all or a part of their periphery the closure elements having specially formed slits or being of an elongated easily collapsible form
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
    • A61F5/44—Devices worn by the patient for reception of urine, faeces, catamenial or other discharge; Portable urination aids; Colostomy devices
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
    • A61F5/44—Devices worn by the patient for reception of urine, faeces, catamenial or other discharge; Portable urination aids; Colostomy devices
    • A61F5/4404—Details or parts
    • A61F5/4405—Valves or valve arrangements specially adapted therefor ; Fluid inlets or outlets

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Epidemiology (AREA)
  • Nursing (AREA)
  • General Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Mechanical Engineering (AREA)
AU25708/67A 1968-05-02 1968-05-02 Improved nonreturn valve Expired AU420173B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU25708/67A AU420173B2 (en) 1968-05-02 1968-05-02 Improved nonreturn valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU25708/67A AU420173B2 (en) 1968-05-02 1968-05-02 Improved nonreturn valve

Publications (2)

Publication Number Publication Date
AU420173B2 true AU420173B2 (en) 1971-12-20
AU2570867A AU2570867A (en) 1972-01-27

Family

ID=3714430

Family Applications (1)

Application Number Title Priority Date Filing Date
AU25708/67A Expired AU420173B2 (en) 1968-05-02 1968-05-02 Improved nonreturn valve

Country Status (1)

Country Link
AU (1) AU420173B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1981000510A1 (en) * 1979-08-24 1981-03-05 Nimatic Aps Heating system for use by individuals
WO1981000512A1 (en) * 1979-08-27 1981-03-05 W Haan Urinal

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1981000510A1 (en) * 1979-08-24 1981-03-05 Nimatic Aps Heating system for use by individuals
WO1981000512A1 (en) * 1979-08-27 1981-03-05 W Haan Urinal

Also Published As

Publication number Publication date
AU2570867A (en) 1972-01-27

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