FR2878985B1 - BALANCED PRESSURE REDUCER - Google Patents

BALANCED PRESSURE REDUCER

Info

Publication number
FR2878985B1
FR2878985B1 FR0452889A FR0452889A FR2878985B1 FR 2878985 B1 FR2878985 B1 FR 2878985B1 FR 0452889 A FR0452889 A FR 0452889A FR 0452889 A FR0452889 A FR 0452889A FR 2878985 B1 FR2878985 B1 FR 2878985B1
Authority
FR
France
Prior art keywords
pressure reducer
balanced pressure
balanced
reducer
pressure
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 - Fee Related
Application number
FR0452889A
Other languages
French (fr)
Other versions
FR2878985A1 (en
Inventor
Giuseppe Stradella
Fabio Stradella
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.)
RG SAS Di Rosaria Galli and Co
Original Assignee
RG SAS Di Rosaria Galli and Co
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 RG SAS Di Rosaria Galli and Co filed Critical RG SAS Di Rosaria Galli and Co
Priority to FR0452889A priority Critical patent/FR2878985B1/en
Publication of FR2878985A1 publication Critical patent/FR2878985A1/en
Application granted granted Critical
Publication of FR2878985B1 publication Critical patent/FR2878985B1/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • F16K1/34—Cutting-off parts, e.g. valve members, seats
    • F16K1/36—Valve members
    • 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
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/0466—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with a special seating surface
    • 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
    • G05D16/0644—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 directly on the obturator
    • G05D16/0663—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 directly on the obturator using a spring-loaded membrane with a spring-loaded slideable obturator
    • G05D16/0666—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 directly on the obturator using a spring-loaded membrane with a spring-loaded slideable obturator characterised by the form of the obturator

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Lift Valve (AREA)
FR0452889A 2004-12-07 2004-12-07 BALANCED PRESSURE REDUCER Expired - Fee Related FR2878985B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0452889A FR2878985B1 (en) 2004-12-07 2004-12-07 BALANCED PRESSURE REDUCER

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0452889A FR2878985B1 (en) 2004-12-07 2004-12-07 BALANCED PRESSURE REDUCER

Publications (2)

Publication Number Publication Date
FR2878985A1 FR2878985A1 (en) 2006-06-09
FR2878985B1 true FR2878985B1 (en) 2007-04-20

Family

ID=34953624

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0452889A Expired - Fee Related FR2878985B1 (en) 2004-12-07 2004-12-07 BALANCED PRESSURE REDUCER

Country Status (1)

Country Link
FR (1) FR2878985B1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8459297B2 (en) 2009-07-02 2013-06-11 Tescom Corporation Balanced valve cartridge
US9874883B2 (en) 2009-07-02 2018-01-23 Tescom Corporation Diaphragm interface apparatus to improve a cycle life of a diaphragm
US9371925B2 (en) 2013-07-30 2016-06-21 Tescom Corporation Fluid regulators having corrugated diaphragms
US9441745B2 (en) 2014-03-03 2016-09-13 Emerson Process Management Regulator Technologies, Inc. Apparatus to interface with a corrugated diaphragm

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1248512A (en) * 1969-07-10 1971-10-06 Mercier Jacques H Fluid valve
DE3810447C1 (en) * 1988-03-26 1989-11-02 Robert Bosch Gmbh, 7000 Stuttgart, De Valve for a vehicle brake system
US5139046A (en) * 1990-06-11 1992-08-18 Rosaria Galli & C.S.A.S. Floating piston like valve for high-pressure reducers
EP0522913B1 (en) * 1991-06-28 1996-12-27 U.S. Divers Company, Inc. Regulator with improved high pressure seat
IT1287785B1 (en) * 1996-05-16 1998-08-18 Htm Sport Spa PRESSURE REDUCER, FOR THE FIRST STAGE OF REDUCTION OF TWO-STAGE UNDERWATER SCUBA RESPIRATORS.
US5746198A (en) * 1997-03-13 1998-05-05 U.S. Divers Co., Inc. Valve for a first stage regulator having an encapsulated head
US6189862B1 (en) * 1998-10-21 2001-02-20 Westinghouse Air Brake Company Replaceable valve seat

Also Published As

Publication number Publication date
FR2878985A1 (en) 2006-06-09

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20100831