SE9802123D0 - Riktningsventil - Google Patents

Riktningsventil

Info

Publication number
SE9802123D0
SE9802123D0 SE9802123A SE9802123A SE9802123D0 SE 9802123 D0 SE9802123 D0 SE 9802123D0 SE 9802123 A SE9802123 A SE 9802123A SE 9802123 A SE9802123 A SE 9802123A SE 9802123 D0 SE9802123 D0 SE 9802123D0
Authority
SE
Sweden
Prior art keywords
valve
directional valve
valve seat
area
port
Prior art date
Application number
SE9802123A
Other languages
English (en)
Inventor
Bjoern Lindqvist
Christian Rossby
Original Assignee
Siemens Elema Ab
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 Siemens Elema Ab filed Critical Siemens Elema Ab
Priority to SE9802123A priority Critical patent/SE9802123D0/sv
Publication of SE9802123D0 publication Critical patent/SE9802123D0/sv
Priority to DE19921255A priority patent/DE19921255A1/de
Priority to US09/328,466 priority patent/US6371117B1/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
    • A62B18/10—Valves
    • 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
    • A61M16/208—Non-controlled one-way valves, e.g. exhalation, check, pop-off non-rebreathing valves

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Emergency Medicine (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)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Check Valves (AREA)
  • Sliding Valves (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
SE9802123A 1998-06-15 1998-06-15 Riktningsventil SE9802123D0 (sv)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SE9802123A SE9802123D0 (sv) 1998-06-15 1998-06-15 Riktningsventil
DE19921255A DE19921255A1 (de) 1998-06-15 1999-05-07 Richtungsventil
US09/328,466 US6371117B1 (en) 1998-06-15 1999-06-09 Directional valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9802123A SE9802123D0 (sv) 1998-06-15 1998-06-15 Riktningsventil

Publications (1)

Publication Number Publication Date
SE9802123D0 true SE9802123D0 (sv) 1998-06-15

Family

ID=20411706

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9802123A SE9802123D0 (sv) 1998-06-15 1998-06-15 Riktningsventil

Country Status (3)

Country Link
US (1) US6371117B1 (sv)
DE (1) DE19921255A1 (sv)
SE (1) SE9802123D0 (sv)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6766800B2 (en) 2002-08-30 2004-07-27 Sensormedics Corporation Pressure regulating valve for use in continuous positive airway pressure devices
GB0317801D0 (en) * 2003-07-30 2003-09-03 Intersurgical Ltd Improvements relating to exhalation valves
US20090065007A1 (en) * 2007-09-06 2009-03-12 Wilkinson William R Oxygen concentrator apparatus and method
US8616207B2 (en) 2010-09-07 2013-12-31 Inova Labs, Inc. Oxygen concentrator heat management system and method
US8603228B2 (en) 2010-09-07 2013-12-10 Inova Labs, Inc. Power management systems and methods for use in an oxygen concentrator
EP3578220B1 (en) 2012-10-12 2023-05-24 Inova Labs, Inc. Oxygen concentrator systems and methods
US9440036B2 (en) 2012-10-12 2016-09-13 InovaLabs, LLC Method and systems for the delivery of oxygen enriched gas
JP6336991B2 (ja) 2012-10-12 2018-06-06 イノヴァ ラボ，インコーポレイテッド 酸素濃縮器二重化システムおよび方法
WO2015075158A1 (en) * 2013-11-20 2015-05-28 Transunit Ab An expiratory valve for controlling a flow
US9440179B2 (en) 2014-02-14 2016-09-13 InovaLabs, LLC Oxygen concentrator pump systems and methods
US11458274B2 (en) 2016-05-03 2022-10-04 Inova Labs, Inc. Method and systems for the delivery of oxygen enriched gas
WO2017197446A1 (en) * 2016-05-17 2017-11-23 Resmed Limited Breathable gas valve device for respiratory treatment apparatus
USD824030S1 (en) 2017-04-18 2018-07-24 Resmed Limited Valve membrane

Family Cites Families (59)

* Cited by examiner, † Cited by third party
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US1156837A (en) * 1914-01-02 1915-10-12 Walter J Doan Automatic gravity-valve.
US1657741A (en) * 1924-12-12 1928-01-31 Carrey Morse Engineering Compa Disk valve
US2520771A (en) * 1949-01-22 1950-08-29 Smith Corp A O Diaphragm valve
US2960994A (en) * 1958-11-19 1960-11-22 Billie E Shaffer Toy balloon valve
US3158153A (en) * 1959-06-15 1964-11-24 Sierra Engineering Company Passenger mask assembly
US3118306A (en) * 1961-01-06 1964-01-21 Pipette
US3219030A (en) * 1962-02-09 1965-11-23 Jr Roscoe G Bartlett Apparatus for use in mouth-to-mouth resuscitation
US3670757A (en) * 1969-10-15 1972-06-20 Lake Center Ind Control regulator
US3788071A (en) * 1972-06-29 1974-01-29 Gen Motors Corp All-metal check valve for air injection system
US3871373A (en) * 1972-10-30 1975-03-18 Richard R Jackson Humidifying gas
SE433863B (sv) * 1977-08-31 1984-06-18 Sture Ericson Automatisk ventilanordning for anslutning till ett sanitert avloppsror
DE2806750A1 (de) * 1978-02-17 1979-08-23 Draegerwerk Ag Handbeatmungsvorrichtung fuer beatmungsgeraete
US4190045A (en) * 1978-04-24 1980-02-26 Bourns Medical Systems, Inc. Noise reducing exhalation valve and diaphragm
US4499916A (en) * 1983-01-31 1985-02-19 Allied Corporation Vacuum check valve
US4527558A (en) * 1983-06-24 1985-07-09 The Boc Group, Inc. Scavenger system
US4622964A (en) * 1983-09-28 1986-11-18 O-Two Systems International Inc. Valve for breathing device
US4699137A (en) 1983-11-25 1987-10-13 The Boc Group Exhalation valve
US4575042A (en) * 1984-08-17 1986-03-11 Associates Of Dallas Pneumatically amplified conservation valve
US4558708A (en) * 1984-10-24 1985-12-17 Tri-Med, Inc. Patient's airway adapter to withdraw a patient's gas samples for testing free of sputum mucus and/or condensed water, by utilizing a hollow cylindrical hydrophobic liquid baffle
US4712580A (en) * 1986-03-21 1987-12-15 Intertech Resources Inc. Exhalation valve assembly
US4830047A (en) * 1987-02-09 1989-05-16 The Boc Group, Inc. Control unit for intermittent suction system
US5020532A (en) 1988-11-14 1991-06-04 Baxter International Inc. Exhalation valve for respiratory circuit
US5205820A (en) * 1989-06-16 1993-04-27 Science, Incorporated Fluid delivery apparatus
US5189877A (en) * 1991-01-18 1993-03-02 Oxy Adder, Inc. Exhaust manifold air injector
US5176658A (en) 1991-05-03 1993-01-05 Sherwood Medical Company Valve assembly for use in medical devices
US5279289A (en) * 1991-10-15 1994-01-18 Kirk Gilbert M Resuscitator regulator with carbon dioxide detector
JPH0829751B2 (ja) * 1992-07-02 1996-03-27 株式会社グランブルー 潜水用呼吸装置におけるマウスピースユニット
GB2273660B (en) * 1992-09-11 1996-07-17 Aid Medic Ltd Drug delivery arrangement
US5438980A (en) * 1993-01-12 1995-08-08 Puritan-Bennett Corporation Inhalation/exhalation respiratory phase detection circuit
US5408995A (en) * 1993-04-16 1995-04-25 Figgie International Inc. Continuous flow passenger oxygen dispensing unit
SE502129C2 (sv) * 1993-11-05 1995-08-28 Poseidon Ind Ab Ventilanordning och andningsregulator innefattande sådan ventilanordning
US5484270A (en) * 1994-02-28 1996-01-16 Carmeli Adahan Pump particularly useful in respirator apparatus and exhalation valve assembly therefor
SE9401220D0 (sv) * 1994-04-11 1994-04-11 Astra Ab Valve
US5653223A (en) * 1994-09-08 1997-08-05 Pruitt; Michael D. Accurately controlled portable nebulizer
US5501214A (en) * 1994-09-26 1996-03-26 Respironics, Inc. Non-rebreathing valve and valve element therefor
DE4437895C1 (de) * 1994-10-22 1996-05-09 Draegerwerk Ag Vorrichtung zur Erzeugung von Sauerstoff
US5603314A (en) * 1995-03-22 1997-02-18 Bono; Michael Aerosol filtration device and inhalation apparatus containing same
US5937855A (en) * 1995-04-21 1999-08-17 Respironics, Inc. Flow regulating valve in a breathing gas delivery system
JPH0910343A (ja) * 1995-06-30 1997-01-14 Shigematsu Seisakusho:Kk 吸気弁
GB9515986D0 (en) * 1995-08-04 1995-10-04 Racal Health & Safety Ltd Uni-directional fluid valve
US5562093A (en) * 1995-09-06 1996-10-08 Gerson; Howard J. Mouth-to-mouth resuscitation barrier
US5738087A (en) * 1995-09-21 1998-04-14 King; Russell W. Aerosol medication delivery system
AU3753795A (en) * 1995-10-25 1997-05-15 Grand Bleu Inc. Mouth piece unit for a semi-closed type breathing device
US5575279A (en) * 1996-01-02 1996-11-19 Emergency Filtration Products, Inc. Dual-filtered rotary isolation valve for resusciation
US5787882A (en) * 1996-06-21 1998-08-04 Computer Assisted Engineering Demand valve resuscitator
US5897305A (en) * 1996-08-08 1999-04-27 Roddis; Gravatt Keith Valve assembly for compressors
US5878743A (en) * 1996-09-23 1999-03-09 Respironics, Inc. Pressure sensitive flow control valve
US6058933A (en) * 1996-10-10 2000-05-09 Nellcor Puritan Bennett Incorporated Resuscitator bag exhaust port with CO2 indicator
US5813401A (en) * 1996-10-15 1998-09-29 Radcliff; Janet H. Nebulizer automatic control valve
US5735265A (en) * 1996-11-21 1998-04-07 Flynn; Stephen CPR face mask with filter protected from patient-expired condensate
US5896857A (en) * 1996-12-20 1999-04-27 Resmed Limited Valve for use in a gas delivery system
FI105162B (sv) * 1997-02-06 2000-06-30 Instrumentarium Oy Ventilator för intensifering av andning och ventil kopplad till en kanal av en anordning för intensifering av andning
US6293279B1 (en) * 1997-09-26 2001-09-25 Trudell Medical International Aerosol medication delivery apparatus and system
US6067984A (en) * 1997-10-14 2000-05-30 Piper; Samuel David Pulmonary modulator apparatus
US5950623A (en) * 1997-10-16 1999-09-14 Ohmeda Inc. Adjustable pressure limiting valve for anesthesia breathing circuit
US6095140A (en) * 1998-04-09 2000-08-01 Massachusetts Institute Of Technology Ventilator triggering device
US6065948A (en) * 1998-06-17 2000-05-23 American Standard Inc. Discharge check valve in a scroll compressor
US6047698A (en) * 1998-08-20 2000-04-11 Moldex-Metric, Inc. Unidirectional fluid valve

Also Published As

Publication number Publication date
DE19921255A1 (de) 1999-12-16
US6371117B1 (en) 2002-04-16

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