FR2520084B1 - - Google Patents

Info

Publication number
FR2520084B1
FR2520084B1 FR8300620A FR8300620A FR2520084B1 FR 2520084 B1 FR2520084 B1 FR 2520084B1 FR 8300620 A FR8300620 A FR 8300620A FR 8300620 A FR8300620 A FR 8300620A FR 2520084 B1 FR2520084 B1 FR 2520084B1
Authority
FR
France
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
FR8300620A
Other languages
French (fr)
Other versions
FR2520084A1 (en
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.)
Luwa Ltd
Original Assignee
Luwa Ltd
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 Luwa Ltd filed Critical Luwa Ltd
Publication of FR2520084A1 publication Critical patent/FR2520084A1/en
Application granted granted Critical
Publication of FR2520084B1 publication Critical patent/FR2520084B1/fr
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/006—Safety valves; Equalising valves, e.g. pressure relief valves specially adapted for shelters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K13/00—Other constructional types of cut-off apparatus; Arrangements for cutting-off
FR8300620A 1982-01-18 1983-01-17 QUICK CLOSURE DEVICE FOR AIR PASSAGES, ESPECIALLY FOR SHUTTLE AIR DUCTS Granted FR2520084A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH283/82A CH654639A5 (en) 1982-01-18 1982-01-18 EXPLOSION PROTECTION VALVE ON AIR OUTLET, ESPECIALLY FOR PROTECTIVE AREAS.

Publications (2)

Publication Number Publication Date
FR2520084A1 FR2520084A1 (en) 1983-07-22
FR2520084B1 true FR2520084B1 (en) 1985-05-10

Family

ID=4183459

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8300620A Granted FR2520084A1 (en) 1982-01-18 1983-01-17 QUICK CLOSURE DEVICE FOR AIR PASSAGES, ESPECIALLY FOR SHUTTLE AIR DUCTS

Country Status (7)

Country Link
CH (1) CH654639A5 (en)
DE (1) DE3300833A1 (en)
FI (1) FI830146L (en)
FR (1) FR2520084A1 (en)
GB (1) GB2121142A (en)
NO (1) NO830131L (en)
SE (1) SE8300214L (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI75994C (en) * 1986-05-15 1988-09-09 Temet Oy AVSTAENGNINGSANORDNING.
IT1216548B (en) * 1988-04-05 1990-03-08 Italarms S P A VALVE FOR THE PROTECTION OF AERATION OPENINGS OF ENVIRONMENTS IN GENERAL AGAINST THE WAVES GENERATED BY AN EXPLOSION.
DE4442000A1 (en) * 1994-11-28 1996-05-30 Behr Gmbh & Co Heating and / or air conditioning
DE102016008204B4 (en) * 2016-04-06 2017-11-02 Peter Reitinger Pressure relief device for explosive decoupling of two system components

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB344264A (en) * 1930-01-30 1931-03-05 Werkspoor Nv Improvements in check or non-return valves
GB858883A (en) * 1959-02-25 1961-01-18 Luise Supe Dienes An improved check valve
US3015342A (en) * 1959-09-24 1962-01-02 Mosler Safe Co Blast closure
US3225526A (en) * 1963-03-05 1965-12-28 John J Bayles Blast actuated closure valve and particulate filter
CH427514A (en) * 1963-04-18 1966-12-31 Luwa Ag Quick-closing device on air passage openings for shelters
US3296952A (en) * 1964-06-19 1967-01-10 Mosler Safe Co Blast closure
DE2830337C2 (en) * 1978-07-11 1983-12-29 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Valve which is controlled by gravity as a function of the current flight position of an aircraft
FR2447506B1 (en) * 1979-01-26 1985-05-31 Alsthom Atlantique NON-RETURN VALVE

Also Published As

Publication number Publication date
GB8301304D0 (en) 1983-02-16
FR2520084A1 (en) 1983-07-22
SE8300214L (en) 1983-07-19
FI830146A0 (en) 1983-01-07
GB2121142A (en) 1983-12-14
FI830146L (en) 1983-07-19
SE8300214D0 (en) 1983-01-17
CH654639A5 (en) 1986-02-28
DE3300833A1 (en) 1983-07-21
NO830131L (en) 1983-07-19

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Legal Events

Date Code Title Description
ST Notification of lapse