CA1067787A - Breathing apparatus - Google Patents

Breathing apparatus

Info

Publication number
CA1067787A
CA1067787A CA212,434A CA212434A CA1067787A CA 1067787 A CA1067787 A CA 1067787A CA 212434 A CA212434 A CA 212434A CA 1067787 A CA1067787 A CA 1067787A
Authority
CA
Canada
Prior art keywords
gas
volume
breathing apparatus
user
breathed
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
CA212,434A
Other languages
English (en)
French (fr)
Other versions
CA212434S (en
Inventor
Norman E. Smith
John R. Colston
Frank E. Martin
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.)
Westinghouse Electric Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of CA1067787A publication Critical patent/CA1067787A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B7/00—Respiratory apparatus
    • A62B7/02—Respiratory apparatus with compressed oxygen or air

Landscapes

  • Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
CA212,434A 1973-11-06 1974-10-28 Breathing apparatus Expired CA1067787A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US413413A US3913576A (en) 1973-11-06 1973-11-06 Breathing apparatus

Publications (1)

Publication Number Publication Date
CA1067787A true CA1067787A (en) 1979-12-11

Family

ID=23637128

Family Applications (1)

Application Number Title Priority Date Filing Date
CA212,434A Expired CA1067787A (en) 1973-11-06 1974-10-28 Breathing apparatus

Country Status (8)

Country Link
US (1) US3913576A (enrdf_load_stackoverflow)
JP (1) JPS5245158B2 (enrdf_load_stackoverflow)
CA (1) CA1067787A (enrdf_load_stackoverflow)
DE (1) DE2451916A1 (enrdf_load_stackoverflow)
FR (1) FR2249680B1 (enrdf_load_stackoverflow)
GB (1) GB1483299A (enrdf_load_stackoverflow)
IT (1) IT1025439B (enrdf_load_stackoverflow)
SE (1) SE402714B (enrdf_load_stackoverflow)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA753762B (en) * 1975-06-11 1977-01-26 Buysse R Breathing apparatus
US4054133A (en) * 1976-03-29 1977-10-18 The Bendix Corporation Control for a demand cannula
US4186735A (en) * 1977-04-21 1980-02-05 Flood Michael G Breathing apparatus
US4622963A (en) * 1983-01-20 1986-11-18 Figgie International Inc. Self-contained portable single patient ventilator/resuscitator
SE448681B (sv) * 1984-09-21 1987-03-16 Interspiro Ab Andningsapparat av reddningstyp
US4784130A (en) * 1986-12-04 1988-11-15 The John Bunn Company Flow controller
US4879996A (en) * 1987-01-13 1989-11-14 Harwood Jr Van N Closed circuit breathing apparatus
US4998529A (en) * 1988-04-27 1991-03-12 Xenex Corporation Decompression and toxic fume protection apparatus
DE102005023393B4 (de) * 2005-05-20 2007-02-15 Dräger Safety AG & Co. KGaA Druckluft-Atemgerät
DE102005023392B3 (de) * 2005-05-20 2006-06-08 Dräger Safety AG & Co. KGaA Druckluft-Atemgerät
US20080251080A1 (en) * 2007-04-13 2008-10-16 George Simmons Second stage regulator
CN103458950B (zh) * 2011-03-24 2019-04-30 皇家飞利浦有限公司 通过控制累积逆行体积来管理中枢性睡眠呼吸暂停的方法和系统
RU198565U1 (ru) * 2019-10-14 2020-07-15 Российская Федерация, от имени которой выступает Министерство обороны Российской Федерации Запорно-редуцирующее устройство, используемое для непрерывной подачи кислорода члену экипажа вертолета на дыхание

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2633843A (en) * 1950-06-27 1953-04-07 Charles J Glasser Metabolism testing apparatus
US2743167A (en) * 1950-10-10 1956-04-24 Robert H Cherry Instrument for measuring carbon monoxide in oxygen bearing atmosphere
US3021839A (en) * 1956-08-31 1962-02-20 De Loss L Marsh Underwater breathing apparatus
US3266869A (en) * 1963-09-30 1966-08-16 Oskar E Dengler Carbon dioxide analyzer
US3309684A (en) * 1964-06-09 1967-03-14 Elliott H Kahn Bio-instrumentation monitoring and display device
DE1251913B (de) * 1965-03-20 1967-10-12 Dragerwerk Hemr & Bernh Drager, Lübeck Beatmungsvorrichtung
US3358681A (en) * 1965-10-22 1967-12-19 Spirotechnique Breathing apparatus with control means for the inhaled gas mixture
GB1162151A (en) * 1966-02-24 1969-08-20 Watson W & Sons Ltd Improvements in or relating to Medical Respirators
US3548821A (en) * 1967-08-23 1970-12-22 Vladmir Spiridonovich Gigauri Apparatus for artificial ventilation of lungs
US3557785A (en) * 1968-02-28 1971-01-26 Dow Chemical Co Gas administration apparatus
US3680556A (en) * 1969-10-22 1972-08-01 U S Divers Co Diving helmet

Also Published As

Publication number Publication date
AU7433774A (en) 1976-04-29
JPS5094795A (enrdf_load_stackoverflow) 1975-07-28
FR2249680A1 (enrdf_load_stackoverflow) 1975-05-30
SE402714B (sv) 1978-07-17
JPS5245158B2 (enrdf_load_stackoverflow) 1977-11-14
SE7413594L (enrdf_load_stackoverflow) 1975-05-07
FR2249680B1 (enrdf_load_stackoverflow) 1978-12-29
GB1483299A (en) 1977-08-17
US3913576A (en) 1975-10-21
DE2451916A1 (de) 1975-06-26
IT1025439B (it) 1978-08-10

Similar Documents

Publication Publication Date Title
CA1067787A (en) Breathing apparatus
CA1079154A (en) Control for a demand cannula
CA1299059C (en) Breathing apparatus
US4409978A (en) Portable, self-contained breathing apparatus
US2552595A (en) Oxygen demand breathing system, including means for automatic altitude regulation
EP2049390B1 (en) Pressure activated device and breathing system
CA1277199C (en) Closed circuit breathing apparatus
US4846166A (en) Non-invasive quantitative method for fit testing respirators and corresponding respirator apparatus
US3805780A (en) Mine rescue breathing apparatus
EP1341582B1 (en) Breathing apparatus
US4423723A (en) Closed cycle respirator with emergency oxygen supply
US4440166A (en) Electrically and mechanically controllable closed cycle respirator
GB1027160A (en) Apparatus for controlling oxygen concentration
KR101549684B1 (ko) 다인용 휴대 호흡기
US4016876A (en) Breathing apparatus
US20170253311A1 (en) Regulator for underwater breathing apparatus
GB1528583A (en) Lung ventilating apparatus
WO2013103343A9 (en) Breathing apparatus and method of use
US20140107518A1 (en) Resuscitation device
GB2209123A (en) Breathing apparatus
JPH07553A (ja) 内蔵型呼吸装置用調整器
US5619987A (en) Semi-closed rebreathing apparatus with water removing pump
JPH078393Y2 (ja) 圧力調整装置
EP0158498A2 (en) Closed circuit compressed oxygen breathing device
US3547116A (en) Resuscitator