CH476502A - Closing device for closing ventilation lines of protective structures - Google Patents

Closing device for closing ventilation lines of protective structures

Info

Publication number
CH476502A
CH476502A CH463065A CH463065A CH476502A CH 476502 A CH476502 A CH 476502A CH 463065 A CH463065 A CH 463065A CH 463065 A CH463065 A CH 463065A CH 476502 A CH476502 A CH 476502A
Authority
CH
Switzerland
Prior art keywords
closing
protective structures
ventilation lines
closing device
lines
Prior art date
Application number
CH463065A
Other languages
German (de)
Inventor
Schindler Gottfried Dipl-Arch
Haerter Alex Ing Dr
Sauter Karl
Original Assignee
Luwa 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.)
Filing date
Publication date
Application filed by Luwa Ag filed Critical Luwa Ag
Priority to CH463065A priority Critical patent/CH476502A/en
Priority to NO159809A priority patent/NO118343B/no
Priority to FI2393/65A priority patent/FI42178B/fi
Priority to AT241766A priority patent/AT267140B/en
Priority to US538037A priority patent/US3489073A/en
Priority to BE678849D priority patent/BE678849A/xx
Priority to SE4390/66A priority patent/SE319388B/xx
Publication of CH476502A publication Critical patent/CH476502A/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B13/00—Special devices for ventilating gasproof 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S454/00—Ventilation
    • Y10S454/902—Air raid shelter ventilation

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Mechanical Engineering (AREA)
  • Check Valves (AREA)
  • Fats And Perfumes (AREA)
CH463065A 1965-04-02 1965-04-02 Closing device for closing ventilation lines of protective structures CH476502A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
CH463065A CH476502A (en) 1965-04-02 1965-04-02 Closing device for closing ventilation lines of protective structures
NO159809A NO118343B (en) 1965-04-02 1965-09-23
FI2393/65A FI42178B (en) 1965-04-02 1965-10-08
AT241766A AT267140B (en) 1965-04-02 1966-03-14 Quick release device
US538037A US3489073A (en) 1965-04-02 1966-03-28 Pressure-tight blast valve
BE678849D BE678849A (en) 1965-04-02 1966-04-01
SE4390/66A SE319388B (en) 1965-04-02 1966-04-01

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH463065A CH476502A (en) 1965-04-02 1965-04-02 Closing device for closing ventilation lines of protective structures

Publications (1)

Publication Number Publication Date
CH476502A true CH476502A (en) 1969-08-15

Family

ID=4279714

Family Applications (1)

Application Number Title Priority Date Filing Date
CH463065A CH476502A (en) 1965-04-02 1965-04-02 Closing device for closing ventilation lines of protective structures

Country Status (7)

Country Link
US (1) US3489073A (en)
AT (1) AT267140B (en)
BE (1) BE678849A (en)
CH (1) CH476502A (en)
FI (1) FI42178B (en)
NO (1) NO118343B (en)
SE (1) SE319388B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD261925S (en) 1979-03-27 1981-11-17 Oy Kolster Ab Over-pressure valve for ventilation
CH699655A1 (en) * 2008-10-10 2010-04-15 Oekag Wassertechnik Schweiz Ag Means for holding back an ascending hot air.
IL247805B (en) 2016-09-13 2022-05-01 Beth El Zikhron Yaaqov Ind Ltd Blast valve utilizing an aerodynamically configured blade

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2588289A (en) * 1948-07-12 1952-03-04 Pouliot Pierre Ventilator for cold storage chambers
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

Also Published As

Publication number Publication date
US3489073A (en) 1970-01-13
AT267140B (en) 1968-12-10
BE678849A (en) 1966-09-16
FI42178B (en) 1970-02-02
SE319388B (en) 1970-01-12
NO118343B (en) 1969-12-15

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Legal Events

Date Code Title Description
PL Patent ceased