FR509891A - Safety valve - Google Patents

Safety valve

Info

Publication number
FR509891A
FR509891A FR509891A FR509891DA FR509891A FR 509891 A FR509891 A FR 509891A FR 509891 A FR509891 A FR 509891A FR 509891D A FR509891D A FR 509891DA FR 509891 A FR509891 A FR 509891A
Authority
FR
France
Prior art keywords
safety valve
safety
valve
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
FR509891A
Other languages
French (fr)
Inventor
Raoul-Julien Lamoureux
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.)
RAOUL JULIEN LAMOUREUX
Original Assignee
RAOUL JULIEN LAMOUREUX
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 RAOUL JULIEN LAMOUREUX filed Critical RAOUL JULIEN LAMOUREUX
Application granted granted Critical
Publication of FR509891A publication Critical patent/FR509891A/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
    • F16K35/06—Means to prevent accidental or unauthorised actuation using a removable actuating or locking member, e.g. a key

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR509891A 1920-02-12 1920-02-12 Safety valve Expired FR509891A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR509891T 1920-02-12

Publications (1)

Publication Number Publication Date
FR509891A true FR509891A (en) 1920-11-22

Family

ID=8911359

Family Applications (1)

Application Number Title Priority Date Filing Date
FR509891A Expired FR509891A (en) 1920-02-12 1920-02-12 Safety valve

Country Status (1)

Country Link
FR (1) FR509891A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1025223B (en) * 1954-10-11 1958-02-27 Carl Sandmann Fa Safety device for shut-off valves
EP0068841A1 (en) * 1981-06-25 1983-01-05 Alan Elgar Herbert Ellis Clutch mechanism especially suitable for valve handles
EP0073862A1 (en) * 1981-09-08 1983-03-16 Alan Elgar Herbert Ellis Security device for rotatable members and fluid flow control valves incorporating such devices
US5431184A (en) * 1983-12-15 1995-07-11 Hazelton; Daniel H. Standard on-off, or lockable for self-locking in off position natural gas safety valve

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1025223B (en) * 1954-10-11 1958-02-27 Carl Sandmann Fa Safety device for shut-off valves
EP0068841A1 (en) * 1981-06-25 1983-01-05 Alan Elgar Herbert Ellis Clutch mechanism especially suitable for valve handles
EP0073862A1 (en) * 1981-09-08 1983-03-16 Alan Elgar Herbert Ellis Security device for rotatable members and fluid flow control valves incorporating such devices
US5431184A (en) * 1983-12-15 1995-07-11 Hazelton; Daniel H. Standard on-off, or lockable for self-locking in off position natural gas safety valve

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