FR2786242B1 - LOW AND HIGH PRESSURE STOP VALVE - Google Patents

LOW AND HIGH PRESSURE STOP VALVE

Info

Publication number
FR2786242B1
FR2786242B1 FR9912966A FR9912966A FR2786242B1 FR 2786242 B1 FR2786242 B1 FR 2786242B1 FR 9912966 A FR9912966 A FR 9912966A FR 9912966 A FR9912966 A FR 9912966A FR 2786242 B1 FR2786242 B1 FR 2786242B1
Authority
FR
France
Prior art keywords
low
high pressure
stop valve
pressure stop
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 - Lifetime
Application number
FR9912966A
Other languages
French (fr)
Other versions
FR2786242A1 (en
Inventor
Romano Ravazzolo
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.)
FIORENTINI MINIREG SpA
Original Assignee
FIORENTINI MINIREG SpA
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 FIORENTINI MINIREG SpA filed Critical FIORENTINI MINIREG SpA
Publication of FR2786242A1 publication Critical patent/FR2786242A1/en
Application granted granted Critical
Publication of FR2786242B1 publication Critical patent/FR2786242B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G05D16/04—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
    • G05D16/0683—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 a spring-loaded membrane
    • G05D16/0686—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 a spring-loaded membrane characterised by the form of the lever
    • 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
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/164—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side and remaining closed after return of the normal pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Preventing Unauthorised Actuation Of Valves (AREA)
  • Mechanically-Actuated Valves (AREA)
FR9912966A 1998-11-24 1999-10-18 LOW AND HIGH PRESSURE STOP VALVE Expired - Lifetime FR2786242B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000082 IT1303464B1 (en) 1998-11-24 1998-11-24 LOW AND HIGH PRESSURE BLOCK VALVE

Publications (2)

Publication Number Publication Date
FR2786242A1 FR2786242A1 (en) 2000-05-26
FR2786242B1 true FR2786242B1 (en) 2005-08-05

Family

ID=11346244

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9912966A Expired - Lifetime FR2786242B1 (en) 1998-11-24 1999-10-18 LOW AND HIGH PRESSURE STOP VALVE

Country Status (3)

Country Link
DE (1) DE19952610A1 (en)
FR (1) FR2786242B1 (en)
IT (1) IT1303464B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU220844U1 (en) * 2023-05-16 2023-10-06 Общество с ограниченной ответственностью "Научно-исследовательский институт природных газов и газовых технологий - Газпром ВНИИГАЗ" Gas pressure regulator

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1643333A1 (en) * 2004-09-30 2006-04-05 Luxembourg Patent Company S.A. Gas pressure controller with damping abutment
DE102007012292B8 (en) * 2007-03-08 2008-10-02 Rmg-Gaselan Regel + Messtechnik Gmbh Control unit with switching function for safety shut-off valves of various sizes operating without auxiliary power and auxiliary gas
FR2915293B1 (en) * 2007-04-20 2009-07-10 Francel Sa SAFETY DEVICE FOR A GAS REGULATOR AND GAS RETRACTOR COMPRISING SUCH A DEVICE
CN101663520B (en) * 2007-04-20 2012-05-30 费希尔控制产品国际有限公司 Slam shut safety device
ITVI20070221A1 (en) * 2007-08-06 2009-02-07 Pietro Fiorentini Spa PRESSURE REGULATOR WITH DIRECT ACTION PERFECTED
ITBS20070172A1 (en) 2007-11-08 2009-05-09 Fiorentini Minireg S P A INTERCEPTING GROUP OF A FLUID, FOR EXAMPLE GAS, WITH DUPLICATE INNESCO
DE102011005260B3 (en) * 2011-03-08 2012-06-14 Tyczka Totalgaz Gmbh Safety shut-off valve and method for shutting off a gas line
CN102734514B (en) * 2011-04-15 2017-03-01 艾默生过程管理调节技术公司 Torsionspring for emergency cut-off safety equipment
CN106051239A (en) * 2016-06-30 2016-10-26 重庆市山城燃气设备有限公司 Double-channel building pressure regulator with pressure overrun cut-off valve
CN105889530A (en) * 2016-06-30 2016-08-24 重庆市山城燃气设备有限公司 Over-pressure cutoff valve
CN108413091A (en) * 2018-04-28 2018-08-17 苏州福特曼机器人系统有限公司 Gas pipeline self-closing valve
DE102021000070A1 (en) * 2021-01-11 2022-07-14 Truma Gerätetechnik GmbH & Co. KG gas pressure regulator

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2581071A (en) * 1950-06-07 1952-01-01 Paul L Born Shutoff valve
US3587628A (en) * 1968-03-11 1971-06-28 Bryan Donkin Co Ltd Gas pressure regulators
US4503883A (en) * 1984-06-15 1985-03-12 The Singer Company Gas pressure regulator with under and over shut-off
GB2204661A (en) * 1987-05-07 1988-11-16 Bryan Donkin Co Ltd Gas pressure cut-off device
GB2297605A (en) * 1995-02-04 1996-08-07 Jeavons Engineering Limited Shut-off assembly for a gas flow regulator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU220844U1 (en) * 2023-05-16 2023-10-06 Общество с ограниченной ответственностью "Научно-исследовательский институт природных газов и газовых технологий - Газпром ВНИИГАЗ" Gas pressure regulator

Also Published As

Publication number Publication date
IT1303464B1 (en) 2000-11-06
FR2786242A1 (en) 2000-05-26
DE19952610A1 (en) 2000-05-25
ITBS980082A1 (en) 2000-05-24

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