EP0244044A3 - Acoustic filter - Google Patents

Acoustic filter Download PDF

Info

Publication number
EP0244044A3
EP0244044A3 EP87201090A EP87201090A EP0244044A3 EP 0244044 A3 EP0244044 A3 EP 0244044A3 EP 87201090 A EP87201090 A EP 87201090A EP 87201090 A EP87201090 A EP 87201090A EP 0244044 A3 EP0244044 A3 EP 0244044A3
Authority
EP
European Patent Office
Prior art keywords
acoustic filter
acoustic
filter
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
EP87201090A
Other languages
French (fr)
Other versions
EP0244044A2 (en
EP0244044B1 (en
Inventor
Philippe Richard
Jean-Charles Papillon
Alain Guyot
Carlo Corbellini
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Publication of EP0244044A2 publication Critical patent/EP0244044A2/en
Publication of EP0244044A3 publication Critical patent/EP0244044A3/en
Application granted granted Critical
Publication of EP0244044B1 publication Critical patent/EP0244044B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
    • F15B1/02—Installations or systems with accumulators
    • F15B1/04—Accumulators
    • F15B1/08—Accumulators using a gas cushion; Gas charging devices; Indicators or floats therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
    • F15B1/02—Installations or systems with accumulators
    • F15B1/04—Accumulators
    • F15B1/08—Accumulators using a gas cushion; Gas charging devices; Indicators or floats therefor
    • F15B1/10—Accumulators using a gas cushion; Gas charging devices; Indicators or floats therefor with flexible separating means
    • F15B1/16—Accumulators using a gas cushion; Gas charging devices; Indicators or floats therefor with flexible separating means in the form of a tube
    • F15B1/165—Accumulators using a gas cushion; Gas charging devices; Indicators or floats therefor with flexible separating means in the form of a tube in the form of a bladder
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2201/00—Accumulators
    • F15B2201/20—Accumulator cushioning means
    • F15B2201/205—Accumulator cushioning means using gas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2201/00—Accumulators
    • F15B2201/30—Accumulator separating means
    • F15B2201/315—Accumulator separating means having flexible separating means
    • F15B2201/3151—Accumulator separating means having flexible separating means the flexible separating means being diaphragms or membranes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2201/00—Accumulators
    • F15B2201/30—Accumulator separating means
    • F15B2201/315—Accumulator separating means having flexible separating means
    • F15B2201/3152—Accumulator separating means having flexible separating means the flexible separating means being bladders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2201/00—Accumulators
    • F15B2201/40—Constructional details of accumulators not otherwise provided for
    • F15B2201/41—Liquid ports
    • F15B2201/411—Liquid ports having valve means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2201/00—Accumulators
    • F15B2201/40—Constructional details of accumulators not otherwise provided for
    • F15B2201/415—Gas ports
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2201/00—Accumulators
    • F15B2201/40—Constructional details of accumulators not otherwise provided for
    • F15B2201/43—Anti-extrusion means
EP87201090A 1983-08-04 1984-07-27 Acoustic filter Expired - Lifetime EP0244044B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8312895 1983-08-04
FR8312895A FR2550283B1 (en) 1983-08-04 1983-08-04 HYDROPNEUMATIC ACCUMULATOR

Related Parent Applications (2)

Application Number Title Priority Date Filing Date
EP84401586A Division-Into EP0134738B1 (en) 1983-08-04 1984-07-27 Hydropneumatic accumulator
EP84401586A Division EP0134738B1 (en) 1983-08-04 1984-07-27 Hydropneumatic accumulator

Publications (3)

Publication Number Publication Date
EP0244044A2 EP0244044A2 (en) 1987-11-04
EP0244044A3 true EP0244044A3 (en) 1988-10-12
EP0244044B1 EP0244044B1 (en) 1991-05-08

Family

ID=9291409

Family Applications (2)

Application Number Title Priority Date Filing Date
EP87201090A Expired - Lifetime EP0244044B1 (en) 1983-08-04 1984-07-27 Acoustic filter
EP84401586A Expired EP0134738B1 (en) 1983-08-04 1984-07-27 Hydropneumatic accumulator

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP84401586A Expired EP0134738B1 (en) 1983-08-04 1984-07-27 Hydropneumatic accumulator

Country Status (5)

Country Link
US (2) US4638838A (en)
EP (2) EP0244044B1 (en)
JP (1) JPS6053201A (en)
DE (2) DE3471979D1 (en)
FR (1) FR2550283B1 (en)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4610369A (en) * 1985-10-07 1986-09-09 Mercier Jacques H Pressure vessel
JPH0645681Y2 (en) * 1987-04-07 1994-11-24 宣行 杉村 Accumulator with nest inside bladder
US4872486A (en) * 1987-04-07 1989-10-10 Nobuyuki Sugimura Accumulator having inclined communication holes
US4949750A (en) * 1988-10-28 1990-08-21 Peerless Manufacturing Company Surge reliever relief valve
JPH0398395U (en) * 1990-01-26 1991-10-11
IT1261305B (en) * 1993-06-22 1996-05-14 Gevipi Ag VIBRATION AND NOISE DAMPING DEVICE, FOR HYDRAULIC SYSTEMS
US5584512A (en) * 1993-10-07 1996-12-17 Carstensen; Kenneth J. Tubing interconnection system with different size snap ring grooves
US5536028A (en) * 1994-09-28 1996-07-16 Howard; Durrell U. Power centering compensator for vehicle steering systems
DE69704870T2 (en) * 1996-08-26 2001-10-31 Eaton Aeroquip Inc SILENCER FOR HYDRAULIC SYSTEMS
US6131613A (en) * 1996-08-26 2000-10-17 Aeroquip Corporation Noise suppressor
DE19747158A1 (en) * 1997-10-24 1999-04-29 Wolf Woco & Co Franz J Pulsation damper
FR2772099B1 (en) * 1997-12-05 2000-02-25 Peugeot MEMBRANE SPHERE OR ACCUMULATOR, FOR EXAMPLE FOR A HYDROPNEUMATIC SUSPENSION OF A MOTOR VEHICLE
US6483778B1 (en) 1999-04-02 2002-11-19 Raytheon Company Systems and methods for passively compensating transducers
DE60022375T2 (en) * 1999-10-11 2006-06-22 Silentor Holding A/S MUFFLER
US6267395B1 (en) 1999-10-18 2001-07-31 Durrell U. Howard Vehicle steering compensator with air actuated trim mechanism
US6860296B2 (en) * 2001-06-27 2005-03-01 Winston B. Young High flow nozzle system for flow control in bladder surge tanks
US6478052B1 (en) * 2001-07-25 2002-11-12 Jeff Alan Conley Pulsation damping assembly and method
US6530585B1 (en) 2001-11-16 2003-03-11 Durrell U Howard Vehicle steering stabilizer with detent ramp in rotary plate
US7207580B2 (en) * 2002-08-02 2007-04-24 Howard Durrell U Precision steer wheel control system with remote trim valve assembly
US6817620B1 (en) 2002-08-02 2004-11-16 Durrell U Howard Precision steer wheel control system with internal solenoid
DE10241883B4 (en) * 2002-09-10 2012-06-21 Andreas Stihl Ag & Co. Hand-held implement with a mounting pin for an exhaust silencer
US6935460B2 (en) * 2003-05-21 2005-08-30 Airsep Corporation Noise muffler for oxygen concentrator
US7278514B1 (en) * 2003-10-17 2007-10-09 The United States Of America As Represented By The Secretary Of The Navy Acoustic noise filter
SE526992C2 (en) * 2004-03-12 2005-12-06 Atlas Copco Constr Tools Ab Hydraulic pressure accumulator
US20070056649A1 (en) * 2005-09-09 2007-03-15 Chang Hsu P Pressure container with replaceable bellows
US7219908B1 (en) 2005-10-28 2007-05-22 Howard Durrell U Steer wheel control system with stationary piston and reciprocating cylinder
US7806419B1 (en) 2005-10-28 2010-10-05 Howard Durrell U Steer wheel control system with reciprocating cylinder
US7472720B2 (en) * 2006-10-30 2009-01-06 Young Engineering & Manufacturing, Inc. High flow nozzle system for flow control in bladder surge tanks
DE102007012527A1 (en) * 2007-03-15 2008-09-18 Alpha Fluid Hydrauliksysteme Müller GmbH Fluid exchanging device, has distributor connecting directly to fluid tube, in which total fluid flow is partitioned into partial flows flowing into assigned delay assembly and leaking out into fluid tank in retarded manner
DE102008061221A1 (en) * 2008-12-09 2010-06-10 Hydac Technology Gmbh Hydraulic accumulator, in particular bellows accumulator
DE102010025627A1 (en) * 2010-06-30 2012-01-05 Hydac Technology Gmbh Hydropneumatic bladder accumulator
DK2630414T3 (en) * 2010-10-20 2016-05-09 Värmebaronen Ab flow Control
JP5863298B2 (en) 2011-07-08 2016-02-16 株式会社リブドゥコーポレーション Absorbent article sheet member manufacturing apparatus
US9352251B2 (en) * 2014-03-12 2016-05-31 Newkota Services and Rentals, LLC Open top tank with tandem diffusers
DK178247B1 (en) * 2014-03-14 2015-10-05 Eyecular Technologies Aps Inlet stratification device
US9683700B2 (en) * 2014-05-20 2017-06-20 Steelhead Composites, Llc. Metallic liner pressure vessel comprising polar boss
FR3074541B1 (en) * 2017-12-01 2019-10-18 Safran Aircraft Engines ACCUMULATOR INTEGRATED WITH A FUEL PIPING
US11953154B2 (en) 2022-04-22 2024-04-09 Amtrol Licensing Inc. Method and system for pressure relief in a multi chamber vessel

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR942447A (en) * 1943-08-16 1949-02-08 Further training in energy storage and similar devices
US2760518A (en) * 1953-11-30 1956-08-28 William H Peet Accumulator
US2764537A (en) * 1954-03-31 1956-09-25 Stillman Rubber Co Composite article and method of manufacture
US2874721A (en) * 1956-02-23 1959-02-24 Mercier Jean Liquid port for pressure accumulator
US3115162A (en) * 1959-07-16 1963-12-24 American Metal Prod Accumulator
US3741250A (en) * 1970-10-28 1973-06-26 J Mercier Pressure vessel
US3744527A (en) * 1971-08-13 1973-07-10 J Mercier Pulse damper unit for hydraulic system

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR73894E (en) * 1958-07-30 1960-09-12 Improvements to fluid enclosures that can be pressurized and include a separator
US3161208A (en) * 1959-04-30 1964-12-15 Mercier Jean Pressure vessels
US3165166A (en) * 1963-12-05 1965-01-12 White Evans Elevator Co Inc Silencer device for hydraulic jacks
FR1408181A (en) * 1964-01-24 1965-08-13 Olaer Patent Co Guide element for flexible separator in a pressure tank
US3279499A (en) * 1964-11-06 1966-10-18 Mercier Jean Pressure vessels
DE1525485A1 (en) * 1966-02-17 1969-08-14 Jean Mercier Pressure vessel with a flexible partition
FR1487445A (en) * 1966-05-25 1967-07-07 Citroen Sa Andre Improvements to hydraulic diaphragm accumulators
FR1533447A (en) * 1967-06-09 1968-07-19 Valve
US4497388A (en) * 1981-08-25 1985-02-05 Gaulin Corporation Pulsation dampener and acoustic attenuator

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR942447A (en) * 1943-08-16 1949-02-08 Further training in energy storage and similar devices
US2760518A (en) * 1953-11-30 1956-08-28 William H Peet Accumulator
US2764537A (en) * 1954-03-31 1956-09-25 Stillman Rubber Co Composite article and method of manufacture
US2874721A (en) * 1956-02-23 1959-02-24 Mercier Jean Liquid port for pressure accumulator
US3115162A (en) * 1959-07-16 1963-12-24 American Metal Prod Accumulator
US3741250A (en) * 1970-10-28 1973-06-26 J Mercier Pressure vessel
US3744527A (en) * 1971-08-13 1973-07-10 J Mercier Pulse damper unit for hydraulic system

Also Published As

Publication number Publication date
FR2550283A1 (en) 1985-02-08
FR2550283B1 (en) 1988-03-18
EP0134738A2 (en) 1985-03-20
US4638838A (en) 1987-01-27
EP0134738B1 (en) 1988-06-08
DE3484568D1 (en) 1991-06-13
DE3471979D1 (en) 1988-07-14
EP0244044A2 (en) 1987-11-04
EP0244044B1 (en) 1991-05-08
JPS6053201A (en) 1985-03-26
EP0134738A3 (en) 1985-07-10
US4768616A (en) 1988-09-06

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