IT7948684A0 - Dispositivo riduttore di pressione e di rumore da applicare a condotti o valvole di flusso di fluidi - Google Patents
Dispositivo riduttore di pressione e di rumore da applicare a condotti o valvole di flusso di fluidiInfo
- Publication number
- IT7948684A0 IT7948684A0 IT7948684A IT4868479A IT7948684A0 IT 7948684 A0 IT7948684 A0 IT 7948684A0 IT 7948684 A IT7948684 A IT 7948684A IT 4868479 A IT4868479 A IT 4868479A IT 7948684 A0 IT7948684 A0 IT 7948684A0
- Authority
- IT
- Italy
- Prior art keywords
- valves
- pressure
- fluid flow
- noise reducer
- flow ducts
- Prior art date
Links
- 239000003638 chemical reducing agent Substances 0.000 title 1
- 239000012530 fluid Substances 0.000 title 1
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
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/08—Means in valves for absorbing fluid energy for decreasing pressure or noise level and having a throttling member separate from the closure member, e.g. screens, slots, labyrinths
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15C—FLUID-CIRCUIT ELEMENTS PREDOMINANTLY USED FOR COMPUTING OR CONTROL PURPOSES
- F15C1/00—Circuit elements having no moving parts
- F15C1/02—Details, e.g. special constructional devices for circuits with fluid elements, such as resistances, capacitive circuit elements; devices preventing reaction coupling in composite elements ; Switch boards; Programme devices
-
- 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
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/34—Arrangements for modifying the way in which the rate of flow varies during the actuation of the valve
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Details Of Valves (AREA)
- Sliding Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/896,663 US4185664A (en) | 1978-04-17 | 1978-04-17 | Low noise fluid pressure reducer |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7948684A0 true IT7948684A0 (it) | 1979-04-10 |
IT1116476B IT1116476B (it) | 1986-02-10 |
Family
ID=25406592
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT48684/79A IT1116476B (it) | 1978-04-17 | 1979-04-10 | Dispositivo riduttore di pressione e di rumore da applicare a condotti o valvole di flusso di fluidi |
Country Status (7)
Country | Link |
---|---|
US (1) | US4185664A (it) |
JP (1) | JPS54140226A (it) |
CA (1) | CA1112981A (it) |
DE (1) | DE2915843A1 (it) |
FR (1) | FR2423712A1 (it) |
GB (1) | GB2019036B (it) |
IT (1) | IT1116476B (it) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6615874B2 (en) | 2002-01-22 | 2003-09-09 | Flowserve Management Company | Stacked disk valve trim |
US6718633B1 (en) * | 2003-03-14 | 2004-04-13 | Flowserve Management Company | Process for manufacturing valve trim assemblies |
US7690400B2 (en) | 2005-02-28 | 2010-04-06 | Flowserve Management Company | Noise reducing fluid passageways for fluid control devices |
US7980265B2 (en) * | 2007-12-06 | 2011-07-19 | Baker Hughes Incorporated | Valve responsive to fluid properties |
US20090179169A1 (en) * | 2008-01-11 | 2009-07-16 | Fleming Leslie E | Seal assembly for use with valves having a two-piece cage |
CA2748195A1 (en) * | 2008-12-25 | 2010-07-01 | Hisamitsu Pharmaceutical Co., Inc. | Pressure-sensitive adhesive tape package |
US7984787B2 (en) * | 2009-01-23 | 2011-07-26 | Dresser-Rand Company | Fluid-carrying conduit and method with noise attenuation |
US8061961B2 (en) * | 2009-01-23 | 2011-11-22 | Dresser-Rand Company | Fluid expansion device and method with noise attenuation |
JP5841784B2 (ja) * | 2011-09-12 | 2016-01-13 | 株式会社ニフコ | 燃料タンク用コネクタ |
DE102016102756B4 (de) * | 2016-02-17 | 2018-05-24 | VAG GmbH | Regelzylinder für eine Regelarmatur und Regelarmatur mit einem derartigen Regelzylinder |
EP4001651B1 (en) | 2020-11-12 | 2024-05-08 | Ingersoll-Rand Industrial U.S., Inc. | Positive displacement roots blower noise suppression |
US11525525B2 (en) * | 2020-11-30 | 2022-12-13 | Fisher Controls International Llc | Apparatus for noise reduction in valves |
Family Cites Families (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE71471C (de) * | schaeffer & oehlmann in Berlin N., Chausseestr. 40 | Geräuschverminderer für Spülkästen bei Abortanlagen | ||
US1162982A (en) * | 1915-02-27 | 1915-12-07 | Ashcroft Mfg Company | Device for damping pressure fluctuations. |
US1459925A (en) * | 1922-02-16 | 1923-06-26 | Atlas Imp Engine Company | Fluid strainer |
US1604782A (en) * | 1926-06-09 | 1926-10-26 | Scovill Manufacturing Co | Ball cock |
US1917941A (en) * | 1929-02-01 | 1933-07-11 | Aerol Engine Corp | Tube for conducting liquids |
US2095635A (en) * | 1933-04-13 | 1937-10-12 | Union Carbide & Carbon Corp | Silencing device |
DE630127C (de) * | 1933-08-29 | 1936-05-20 | Ludvig Birch Dipl Ing | Vorrichtung zur Geraeuschdaempfung und zum Regeln der maximalen Ausflussmenge von Zapfventilen in Wasserversorgungsanlagen |
US2402729A (en) * | 1944-12-20 | 1946-06-25 | J D Buchanan | Variable restrictor |
US2549360A (en) * | 1947-05-22 | 1951-04-17 | Oxygen Arc Equipment Co Inc | Welding and cutting torch |
US3251434A (en) * | 1964-02-12 | 1966-05-17 | Dura Corp | Noise abating means for pressure liquid orifices |
US3447566A (en) * | 1965-06-28 | 1969-06-03 | Sanders Associates Inc | Low noise reducing valve for steam systems |
US3433264A (en) * | 1967-02-28 | 1969-03-18 | American Standard Inc | Noise reduction structure for mixing valve |
US3514074A (en) * | 1968-05-06 | 1970-05-26 | Richard E Self | High energy loss fluid control |
GB1307533A (en) * | 1970-01-15 | 1973-02-21 | Dunlop Holdings Ltd | Pressure reducing devices |
US3631891A (en) * | 1970-02-26 | 1972-01-04 | Grove Valve & Regulator Co | Silent valve |
US3630229A (en) * | 1970-04-09 | 1971-12-28 | Us Navy | Quiet fluid flow regulator |
US3665965A (en) * | 1970-05-26 | 1972-05-30 | Masonellan International Inc | Apparatus for reducing flowing fluid pressure with low noise generation |
US3690344A (en) * | 1971-02-08 | 1972-09-12 | Grove Valve & Regulator Co | Silent flexible tube type valve |
US3693659A (en) * | 1971-02-08 | 1972-09-26 | Grove Valve & Regulator Co | Silent operating valve |
US3722854A (en) * | 1971-12-01 | 1973-03-27 | Grove Valve & Regulator Co | Valve with perforated ribbon silencing element |
US3813079A (en) * | 1971-12-10 | 1974-05-28 | Masoneilan Int Inc | Quick change apparatus for effecting gas flow pressure reduction with low noise generator |
US3802537A (en) * | 1972-02-16 | 1974-04-09 | Bolt Beranek & Newman | Apparatus for fluid flow precision pressure-reduction, and attenuation and diffusion of jet-produced sound without substantial sound-regeneration in jet-port arrays, including valves and the like |
FR2250930A1 (en) * | 1973-11-08 | 1975-06-06 | Tour Agenturer Ab | Cylindrical plug valve has fixed perforated bush - in body, surrounding rotatable hollow plug with perforated walls |
US3894716A (en) * | 1973-12-26 | 1975-07-15 | Acf Ind Inc | Fluid control means having plurality discs |
US3917222A (en) * | 1974-02-25 | 1975-11-04 | Vacco Ind Inc | Sound suppressing gas flow control device |
US3971411A (en) * | 1974-03-07 | 1976-07-27 | Masoneilan International, Inc. | Variable resistance type throttling trim |
US3880399A (en) * | 1974-04-01 | 1975-04-29 | Fisher Controls Co | Multistage noise reducing flow control valve |
DE2443301A1 (de) * | 1974-09-10 | 1976-03-25 | Welland & Tuxhorn | Regelbare drossel fuer gase und daempfe |
DE2446780A1 (de) * | 1974-10-01 | 1976-04-15 | Gulde Regelarmaturen Kg | Schalldaempfende durchflusstrecke mit regelbarem widerstand |
DE2514879C3 (de) * | 1975-04-05 | 1984-09-13 | Holter Regelarmaturen Gmbh & Co Kg, 4815 Schloss Holte-Stukenbrock | Hydroventil in Form eines Reduzierventils für strömende, gasförmige oder flüssige Medien |
US4004613A (en) * | 1975-09-09 | 1977-01-25 | Dresser Industries, Inc. | Flow control valve |
DE2641761A1 (de) * | 1976-03-15 | 1977-09-22 | Crane Co | Geraeuscharmes stroemungsregulierventil |
-
1978
- 1978-04-17 US US05/896,663 patent/US4185664A/en not_active Expired - Lifetime
-
1979
- 1979-04-03 CA CA324,766A patent/CA1112981A/en not_active Expired
- 1979-04-03 GB GB7911563A patent/GB2019036B/en not_active Expired
- 1979-04-10 IT IT48684/79A patent/IT1116476B/it active
- 1979-04-13 FR FR7909438A patent/FR2423712A1/fr active Granted
- 1979-04-17 DE DE19792915843 patent/DE2915843A1/de not_active Withdrawn
- 1979-04-17 JP JP4717079A patent/JPS54140226A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
FR2423712B1 (it) | 1984-03-09 |
CA1112981A (en) | 1981-11-24 |
FR2423712A1 (fr) | 1979-11-16 |
IT1116476B (it) | 1986-02-10 |
GB2019036B (en) | 1983-01-06 |
US4185664A (en) | 1980-01-29 |
GB2019036A (en) | 1979-10-24 |
DE2915843A1 (de) | 1979-10-25 |
JPS54140226A (en) | 1979-10-31 |
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