FR658778A - Safety device against gas suffocation - Google Patents

Safety device against gas suffocation

Info

Publication number
FR658778A
FR658778A FR658778DA FR658778A FR 658778 A FR658778 A FR 658778A FR 658778D A FR658778D A FR 658778DA FR 658778 A FR658778 A FR 658778A
Authority
FR
France
Prior art keywords
safety device
device against
against gas
gas suffocation
suffocation
Prior art date
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
Other languages
French (fr)
Inventor
Jean Ebrard
Enrique Aris
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 filed Critical
Application granted granted Critical
Publication of FR658778A publication Critical patent/FR658778A/en
Expired 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
    • F16K17/20—Excess-flow valves
    • F16K17/22—Excess-flow valves actuated by the difference of pressure between two places in the flow line
    • F16K17/24—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member
    • F16K17/28—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only
    • F16K17/30—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only spring-loaded

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR658778D 1928-06-23 1928-06-23 Safety device against gas suffocation Expired FR658778A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR658778T 1928-06-23

Publications (1)

Publication Number Publication Date
FR658778A true FR658778A (en) 1929-06-19

Family

ID=9009297

Family Applications (1)

Application Number Title Priority Date Filing Date
FR658778D Expired FR658778A (en) 1928-06-23 1928-06-23 Safety device against gas suffocation

Country Status (1)

Country Link
FR (1) FR658778A (en)

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