FR2257944A1 - Safety pressure regulator for gas system - has pressure reducing chamber controlling shut-off valve - Google Patents

Safety pressure regulator for gas system - has pressure reducing chamber controlling shut-off valve

Info

Publication number
FR2257944A1
FR2257944A1 FR7401440A FR7401440A FR2257944A1 FR 2257944 A1 FR2257944 A1 FR 2257944A1 FR 7401440 A FR7401440 A FR 7401440A FR 7401440 A FR7401440 A FR 7401440A FR 2257944 A1 FR2257944 A1 FR 2257944A1
Authority
FR
France
Prior art keywords
valve
orifice
chamber
gas system
reducing chamber
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.)
Granted
Application number
FR7401440A
Other languages
English (en)
Other versions
FR2257944B3 (fr
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.)
CLESSE STE EXPL ATELIERS PECQ
Original Assignee
CLESSE STE EXPL ATELIERS PECQ
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 CLESSE STE EXPL ATELIERS PECQ filed Critical CLESSE STE EXPL ATELIERS PECQ
Priority to FR7401440A priority Critical patent/FR2257944A1/fr
Publication of FR2257944A1 publication Critical patent/FR2257944A1/fr
Application granted granted Critical
Publication of FR2257944B3 publication Critical patent/FR2257944B3/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/02—Modifications to reduce the effects of instability, e.g. due to vibrations, friction, abnormal temperature, overloading or imbalance
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/04—Control of fluid pressure without auxiliary power
    • G05D16/06—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule
    • G05D16/063—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane
    • G05D16/0675—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane the membrane acting on the obturator through a lever
    • G05D16/0697—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane the membrane acting on the obturator through a lever using several membranes

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Fluid Pressure (AREA)
FR7401440A 1974-01-16 1974-01-16 Safety pressure regulator for gas system - has pressure reducing chamber controlling shut-off valve Granted FR2257944A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7401440A FR2257944A1 (en) 1974-01-16 1974-01-16 Safety pressure regulator for gas system - has pressure reducing chamber controlling shut-off valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7401440A FR2257944A1 (en) 1974-01-16 1974-01-16 Safety pressure regulator for gas system - has pressure reducing chamber controlling shut-off valve

Publications (2)

Publication Number Publication Date
FR2257944A1 true FR2257944A1 (en) 1975-08-08
FR2257944B3 FR2257944B3 (fr) 1976-11-05

Family

ID=9133543

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7401440A Granted FR2257944A1 (en) 1974-01-16 1974-01-16 Safety pressure regulator for gas system - has pressure reducing chamber controlling shut-off valve

Country Status (1)

Country Link
FR (1) FR2257944A1 (fr)

Also Published As

Publication number Publication date
FR2257944B3 (fr) 1976-11-05

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