NO783189L - LUNG OPERATED BREATHING GAS VALVE FOR BREATH PROTECTION EQUIPMENT - Google Patents

LUNG OPERATED BREATHING GAS VALVE FOR BREATH PROTECTION EQUIPMENT

Info

Publication number: NO783189L
Authority: NO; Norway
Prior art keywords: lung; gas valve; breathing gas; protection equipment; breath protection
Prior art date: 1977-11-08

Application number

NO783189A

Other languages

Norwegian (no)

Other versions

NO144786B (en

NO144786C (en

Inventor

Manfred Gdulla

Hans-Joachim Walther

Original Assignee

Draegerwerk Ag

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.)

1977-11-08

Filing date

1978-09-20

Publication date

1979-05-09

1978-09-20 Application filed by Draegerwerk Ag filed Critical Draegerwerk Ag

1979-05-09 Publication of NO783189L publication Critical patent/NO783189L/en

1981-08-03 Publication of NO144786B publication Critical patent/NO144786B/en

1981-11-11 Publication of NO144786C publication Critical patent/NO144786C/en

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)
Fluid-Driven Valves (AREA)

NO783189A 1977-11-08 1978-09-20 LUNGE OPERATED BREATHING GAS VALVE FOR BREATHING PROTECTION EQUIPMENT. NO144786C (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2749897A DE2749897C2 (en)	1977-11-08	1977-11-08	Lung-operated breathing gas valve for breathing apparatus

Publications (3)

Publication Number	Publication Date
NO783189L true NO783189L (en)	1979-05-09
NO144786B NO144786B (en)	1981-08-03
NO144786C NO144786C (en)	1981-11-11

Family

ID=6023273

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO783189A NO144786C (en)	1977-11-08	1978-09-20	LUNGE OPERATED BREATHING GAS VALVE FOR BREATHING PROTECTION EQUIPMENT.

Country Status (9)

Country	Link
AU (1)	AU4140378A (en)
CH (1)	CH634753A5 (en)
DE (1)	DE2749897C2 (en)
FR (1)	FR2407722A1 (en)
GB (1)	GB2008805B (en)
NL (1)	NL7810392A (en)
NO (1)	NO144786C (en)
SE (1)	SE7811489L (en)
ZA (1)	ZA785889B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE4418788A1 (en) *	1994-05-24	1995-11-30	Interspiro Gmbh	Breathing connection with regulator
CN112370674B (en) *	2020-11-05	2022-01-25	郝志勇	Positive pressure type air respirator for fire fighting

1977
- 1977-11-08 DE DE2749897A patent/DE2749897C2/en not_active Expired
1978
- 1978-09-20 NO NO783189A patent/NO144786C/en unknown
- 1978-10-17 NL NL7810392A patent/NL7810392A/en not_active Application Discontinuation
- 1978-10-19 ZA ZA00785889A patent/ZA785889B/en unknown
- 1978-10-19 FR FR7830421A patent/FR2407722A1/en not_active Withdrawn
- 1978-11-06 CH CH1140778A patent/CH634753A5/en not_active IP Right Cessation
- 1978-11-07 GB GB784346A patent/GB2008805B/en not_active Expired
- 1978-11-07 SE SE7811489A patent/SE7811489L/en unknown
- 1978-11-07 AU AU41403/78A patent/AU4140378A/en active Pending

Also Published As

Publication number	Publication date
FR2407722A1 (en)	1979-06-01
SE7811489L (en)	1979-05-09
GB2008805B (en)	1982-01-27
NO144786B (en)	1981-08-03
NL7810392A (en)	1979-05-10
DE2749897B1 (en)	1979-01-18
ZA785889B (en)	1979-10-31
DE2749897C2 (en)	1979-09-06
AU4140378A (en)	1979-05-17
CH634753A5 (en)	1983-02-28
NO144786C (en)	1981-11-11
GB2008805A (en)	1979-06-06

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