FR420069A - Safety shutdown for gas valves - Google Patents

Safety shutdown for gas valves

Info

Publication number
FR420069A
FR420069A FR420069DA FR420069A FR 420069 A FR420069 A FR 420069A FR 420069D A FR420069D A FR 420069DA FR 420069 A FR420069 A FR 420069A
Authority
FR
France
Prior art keywords
gas valves
safety shutdown
shutdown
safety
valves
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
Louis Friedrichs
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR420069A publication Critical patent/FR420069A/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
    • F16K35/00—Means to prevent accidental or unauthorised actuation

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR420069D 1910-09-06 1910-09-06 Safety shutdown for gas valves Expired FR420069A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR420069T 1910-09-06

Publications (1)

Publication Number Publication Date
FR420069A true FR420069A (en) 1911-01-21

Family

ID=1463244

Family Applications (1)

Application Number Title Priority Date Filing Date
FR420069D Expired FR420069A (en) 1910-09-06 1910-09-06 Safety shutdown for gas valves

Country Status (1)

Country Link
FR (1) FR420069A (en)

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