CS231554B1 - Air outlet valve - Google Patents

Air outlet valve Download PDF

Info

Publication number: CS231554B1
Authority: CS; Czechoslovakia
Prior art keywords: spacers; membrane; exhalation; items; lid
Prior art date: 1978-08-01

Application number

CS489879A

Other languages

Czech (cs)

English (en)

Inventor

Walter Goerner

Horst Schurig

Rudolf Mueller

Original Assignee

Walter Goerner

Horst Schurig

Rudolf Mueller

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.)

1978-08-01

Filing date

1979-07-12

Publication date

1984-12-14

1979-07-12 Application filed by Walter Goerner, Horst Schurig, Rudolf Mueller filed Critical Walter Goerner

1984-12-14 Publication of CS231554B1 publication Critical patent/CS231554B1/cs

Links

239000012528 membrane Substances 0.000 claims abstract 7
125000006850 spacer group Chemical group 0.000 claims 6
230000033001 locomotion Effects 0.000 abstract description 3
230000000670 limiting effect Effects 0.000 abstract 1
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
230000000694 effects Effects 0.000 description 1
239000007789 gas Substances 0.000 description 1
210000002216 heart Anatomy 0.000 description 1
239000001301 oxygen Substances 0.000 description 1
229910052760 oxygen Inorganic materials 0.000 description 1
231100000614 poison Toxicity 0.000 description 1
230000007096 poisonous effect Effects 0.000 description 1
230000009993 protective function Effects 0.000 description 1

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

Landscapes

Health & Medical Sciences (AREA)
Pulmonology (AREA)
General Health & Medical Sciences (AREA)
Business, Economics & Management (AREA)
Emergency Management (AREA)
Check Valves (AREA)
Electric Propulsion And Braking For Vehicles (AREA)
Respiratory Apparatuses And Protective Means (AREA)

CS489879A 1978-08-01 1979-07-12 Air outlet valve CS231554B1 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DD20706578A DD138036B1 (de)	1978-08-01	1978-08-01	Ausatemventil

Publications (1)

Publication Number	Publication Date
CS231554B1 true CS231554B1 (en)	1984-12-14

Family

ID=5513862

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CS489879A CS231554B1 (en)	1978-08-01	1979-07-12	Air outlet valve

Country Status (6)

Country	Link
CS (1)	CS231554B1 (de)
DD (1)	DD138036B1 (de)
DE (1)	DE2924172A1 (de)
HU (1)	HU182786B (de)
IN (1)	IN152115B (de)
SU (1)	SU1124982A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4414973A (en) *	1981-03-10	1983-11-15	U.S.D. Corp.	Respirator face mask
US4934362A (en) *	1987-03-26	1990-06-19	Minnesota Mining And Manufacturing Company	Unidirectional fluid valve
US4813575A (en)	1987-09-29	1989-03-21	Amtrol Inc.	Non-refillable valve for pressurized containers
IT1216459B (it) *	1988-02-26	1990-03-08	Ind Pirelli S P A Milano Minis	Maschera protettiva per interventi operativi in ambienti contaminati.

1978
- 1978-08-01 DD DD20706578A patent/DD138036B1/de not_active IP Right Cessation
1979
- 1979-06-15 DE DE19792924172 patent/DE2924172A1/de not_active Withdrawn
- 1979-06-27 IN IN660/CAL/79A patent/IN152115B/en unknown
- 1979-07-11 SU SU797770673A patent/SU1124982A1/ru active
- 1979-07-12 CS CS489879A patent/CS231554B1/cs unknown
- 1979-07-31 HU HUME002288 patent/HU182786B/hu unknown

Also Published As

Publication number	Publication date
HU182786B (en)	1984-03-28
SU1124982A1 (ru)	1984-11-23
IN152115B (de)	1983-10-22
DD138036A1 (de)	1979-10-10
DE2924172A1 (de)	1980-02-21
DD138036B1 (de)	1980-10-01

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