CH489735A - SAFETY VALVE FOR ANTI-AIRCRAFT SHELTER - Google Patents

SAFETY VALVE FOR ANTI-AIRCRAFT SHELTER

Info

Publication number
CH489735A
CH489735A CH643968A CH643968A CH489735A CH 489735 A CH489735 A CH 489735A CH 643968 A CH643968 A CH 643968A CH 643968 A CH643968 A CH 643968A CH 489735 A CH489735 A CH 489735A
Authority
CH
Switzerland
Prior art keywords
safety valve
aircraft shelter
shelter
aircraft
safety
Prior art date
Application number
CH643968A
Other languages
French (fr)
Inventor
G Friedling
M Chuard
Original Assignee
Investair Sa
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 Investair Sa filed Critical Investair Sa
Priority to CH643968A priority Critical patent/CH489735A/en
Priority to DE19691910140 priority patent/DE1910140A1/en
Priority to FR6908865A priority patent/FR2007258A1/fr
Priority to SE542169A priority patent/SE340568B/xx
Publication of CH489735A publication Critical patent/CH489735A/en

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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
CH643968A 1968-04-30 1968-04-30 SAFETY VALVE FOR ANTI-AIRCRAFT SHELTER CH489735A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CH643968A CH489735A (en) 1968-04-30 1968-04-30 SAFETY VALVE FOR ANTI-AIRCRAFT SHELTER
DE19691910140 DE1910140A1 (en) 1968-04-30 1969-02-28 Pressure relief valve for air raid shelter
FR6908865A FR2007258A1 (en) 1968-04-30 1969-03-31
SE542169A SE340568B (en) 1968-04-30 1969-04-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH643968A CH489735A (en) 1968-04-30 1968-04-30 SAFETY VALVE FOR ANTI-AIRCRAFT SHELTER

Publications (1)

Publication Number Publication Date
CH489735A true CH489735A (en) 1970-04-30

Family

ID=4309643

Family Applications (1)

Application Number Title Priority Date Filing Date
CH643968A CH489735A (en) 1968-04-30 1968-04-30 SAFETY VALVE FOR ANTI-AIRCRAFT SHELTER

Country Status (4)

Country Link
CH (1) CH489735A (en)
DE (1) DE1910140A1 (en)
FR (1) FR2007258A1 (en)
SE (1) SE340568B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008040462B4 (en) * 2008-07-16 2013-09-12 Sommer Metallbau-Stahlbau Gmbh & Co. Kg Pressure surge damper

Also Published As

Publication number Publication date
DE1910140A1 (en) 1969-11-27
FR2007258A1 (en) 1970-01-02
SE340568B (en) 1971-11-22

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Legal Events

Date Code Title Description
PL Patent ceased