CA1120372A - Demand inhalation valve system - Google Patents

Demand inhalation valve system

Info

Publication number
CA1120372A
CA1120372A CA000320460A CA320460A CA1120372A CA 1120372 A CA1120372 A CA 1120372A CA 000320460 A CA000320460 A CA 000320460A CA 320460 A CA320460 A CA 320460A CA 1120372 A CA1120372 A CA 1120372A
Authority
CA
Canada
Prior art keywords
valve
valve member
chamber
diaphragm
cylinder
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
CA000320460A
Other languages
English (en)
French (fr)
Inventor
Max Isaacson
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA1120372A publication Critical patent/CA1120372A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B9/00—Component parts for respiratory or breathing apparatus
    • A62B9/02—Valves
    • A62B9/022—Breathing demand regulators

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
CA000320460A 1978-02-13 1979-01-30 Demand inhalation valve system Expired CA1120372A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US87700478A 1978-02-13 1978-02-13
US877,004 1978-02-13

Publications (1)

Publication Number Publication Date
CA1120372A true CA1120372A (en) 1982-03-23

Family

ID=25369057

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000320460A Expired CA1120372A (en) 1978-02-13 1979-01-30 Demand inhalation valve system

Country Status (5)

Country Link
JP (1) JPS54115597A (OSRAM)
CA (1) CA1120372A (OSRAM)
DE (1) DE2905401A1 (OSRAM)
FR (1) FR2416695A1 (OSRAM)
GB (1) GB2014047B (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112370674A (zh) * 2020-11-05 2021-02-19 周圆鹤 一种消防用正压式空气呼吸器

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2182248B (en) * 1985-10-07 1989-10-11 Gas Serv Offshore Ltd Inlet valve assembly for a demand regulator divers valve
GB8624230D0 (en) * 1986-10-09 1987-02-04 Normalair Garrett Ltd Aircrew breathing systems
IT1200316B (it) * 1986-11-12 1989-01-12 Enrico Domenico Bozano Dispositivo erogatore d aria per autorespiratori
EP0714314B1 (en) * 1993-08-18 1998-10-14 FISONS plc Inhalator with breath flow regulation
GB9319580D0 (en) * 1993-09-22 1993-11-10 Racal Health & Safety Ltd Valves
CN106334280B (zh) 2015-07-15 2019-01-15 梅思安(苏州)安全设备研发有限公司 压强调节器组件

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112370674A (zh) * 2020-11-05 2021-02-19 周圆鹤 一种消防用正压式空气呼吸器
CN112370674B (zh) * 2020-11-05 2022-01-25 郝志勇 一种消防用正压式空气呼吸器

Also Published As

Publication number Publication date
GB2014047B (en) 1982-10-27
JPS54115597A (en) 1979-09-08
FR2416695B3 (OSRAM) 1981-11-27
GB2014047A (en) 1979-08-22
DE2905401A1 (de) 1979-08-23
FR2416695A1 (fr) 1979-09-07

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Legal Events

Date Code Title Description
MKEX Expiry