GB1228481A - - Google Patents

Info

Publication number
GB1228481A
GB1228481A GB1228481DA GB1228481A GB 1228481 A GB1228481 A GB 1228481A GB 1228481D A GB1228481D A GB 1228481DA GB 1228481 A GB1228481 A GB 1228481A
Authority
GB
United Kingdom
Prior art keywords
duct
nozzle
chamber
diaphragm
air
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 GB1228481A publication Critical patent/GB1228481A/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
    • A62B9/027—Breathing demand regulators pilot operated, i.e. controlled by valve means sensitive to a reduced downstream pressure

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)
GB1228481D 1968-04-01 1968-04-01 Expired GB1228481A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1551568 1968-04-01

Publications (1)

Publication Number Publication Date
GB1228481A true GB1228481A (enrdf_load_stackoverflow) 1971-04-15

Family

ID=10060490

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1228481D Expired GB1228481A (enrdf_load_stackoverflow) 1968-04-01 1968-04-01

Country Status (1)

Country Link
GB (1) GB1228481A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4089342A (en) * 1974-08-09 1978-05-16 Giuseppe Stradella Dispensing device for respiration apparatus having one or more floating valves operating according to an improved system with pivots free from mechanical connections
US4274404A (en) * 1979-04-13 1981-06-23 American Safety Flight Systems, Inc. Oxygen supply system controlled by user exhalation
RU2125474C1 (ru) * 1996-10-08 1999-01-27 Титов Владимир Семенович Воздушный респиратор

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4089342A (en) * 1974-08-09 1978-05-16 Giuseppe Stradella Dispensing device for respiration apparatus having one or more floating valves operating according to an improved system with pivots free from mechanical connections
US4274404A (en) * 1979-04-13 1981-06-23 American Safety Flight Systems, Inc. Oxygen supply system controlled by user exhalation
RU2125474C1 (ru) * 1996-10-08 1999-01-27 Титов Владимир Семенович Воздушный респиратор

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee