ATE56258T1 - Rueckschlagventil. - Google Patents
Rueckschlagventil.Info
- Publication number
- ATE56258T1 ATE56258T1 AT87104118T AT87104118T ATE56258T1 AT E56258 T1 ATE56258 T1 AT E56258T1 AT 87104118 T AT87104118 T AT 87104118T AT 87104118 T AT87104118 T AT 87104118T AT E56258 T1 ATE56258 T1 AT E56258T1
- Authority
- AT
- Austria
- Prior art keywords
- disk
- seat
- orifice
- chamber
- fluid
- Prior art date
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
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/06—Check valves with guided rigid valve members with guided stems
- F16K15/063—Check valves with guided rigid valve members with guided stems the valve being loaded by a spring
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/062—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces characterised by the geometry of the seat
-
- 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
-
- 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
- F16K47/01—Damping of valve members
- F16K47/011—Damping of valve members by means of a dashpot
-
- 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
- F16K2200/00—Details of valves
- F16K2200/30—Spring arrangements
- F16K2200/305—Constructional features of springs
- F16K2200/3053—Helicoidal springs of variable pitch, diameter or spring rate
-
- 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
- F16K2200/00—Details of valves
- F16K2200/40—Bleeding means in closed position of the valve, e.g. bleeding passages
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7837—Direct response valves [i.e., check valve type]
- Y10T137/7847—With leak passage
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7837—Direct response valves [i.e., check valve type]
- Y10T137/785—With retarder or dashpot
- Y10T137/7851—End of valve forms dashpot chamber
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Check Valves (AREA)
- Safety Valves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/843,308 US4693270A (en) | 1986-03-24 | 1986-03-24 | Check valve |
EP87104118A EP0242603B1 (de) | 1986-03-24 | 1987-03-20 | Rückschlagventil |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE56258T1 true ATE56258T1 (de) | 1990-09-15 |
Family
ID=25289593
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT87104118T ATE56258T1 (de) | 1986-03-24 | 1987-03-20 | Rueckschlagventil. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4693270A (de) |
EP (1) | EP0242603B1 (de) |
AT (1) | ATE56258T1 (de) |
CA (1) | CA1274446A (de) |
DE (1) | DE3764696D1 (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3728463A1 (de) * | 1987-08-26 | 1989-03-09 | Wabco Westinghouse Fahrzeug | Regelventileinrichtung |
NL8702757A (nl) * | 1987-11-18 | 1989-06-16 | Wisa Bv | Terugslagklep. |
US4848397A (en) * | 1988-06-20 | 1989-07-18 | Keystone International, Inc. | High temperature safety relief system |
GB9004391D0 (en) * | 1990-02-27 | 1990-04-25 | Timmins John A | Simplified valve control |
IT1242208B (it) * | 1990-04-23 | 1994-03-02 | Jacuzzi Europ | Bocchetta per idromassaggio perfezionata |
US5921276A (en) * | 1995-10-17 | 1999-07-13 | Stream-Flo Industries, Ltd. | Piston-type check valve with diffuser |
US6199583B1 (en) * | 1999-10-21 | 2001-03-13 | Fulvio Iacovella | Safety gas valve |
US6796260B1 (en) * | 2003-09-08 | 2004-09-28 | The United States Of America As Represented By The Secretary Of The Navy | Elastomeric ejection system with acoustically improved check valve |
US8061918B2 (en) * | 2006-04-13 | 2011-11-22 | S.C. Johnson & Son, Inc. | Heated flowable product dispenser |
DE102009016398A1 (de) * | 2009-04-07 | 2010-10-21 | Wilo Se | Rückflussverhinderer |
CN103791239B (zh) * | 2014-03-07 | 2016-10-05 | 厦门松霖科技有限公司 | 漏水检测装置、出水装置及漏水检测方法 |
JP6833285B2 (ja) * | 2017-04-18 | 2021-02-24 | 株式会社重松製作所 | 呼吸用保護具の陽圧排気弁 |
GB201715092D0 (en) * | 2017-09-19 | 2017-11-01 | Oxford Flow Ltd | Fluid flow device |
CN108361424B (zh) * | 2018-02-23 | 2022-09-13 | 中国舰船研究设计中心 | 一种气腔阻尼式压力泄放阀 |
EP3712434B1 (de) * | 2019-03-20 | 2021-12-22 | Danfoss A/S | Rückschlagventildämpfung |
US11098817B1 (en) * | 2019-11-19 | 2021-08-24 | United States Of America As Represented By The Administrator Of Nasa | Magnetically damped passive valve |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US328979A (en) * | 1885-10-27 | Check-valve | ||
US915624A (en) * | 1907-12-07 | 1909-03-16 | John B Perkins | Automatic valve. |
US1080322A (en) * | 1912-11-19 | 1913-12-02 | Albert L Brown | Discharge-valve. |
FR769699A (fr) * | 1933-06-27 | 1934-08-31 | Réducteur automatique de pression pour canalisations de liquide | |
US2094951A (en) * | 1935-12-30 | 1937-10-05 | Kowan Joseph Frank | Valve for compressors and the like |
US2391211A (en) * | 1945-02-23 | 1945-12-18 | Emory O White | Air operated pump for filling stations and the like |
US3086550A (en) * | 1960-10-28 | 1963-04-23 | Albert K Cummings | Slush pump valve with air cushioned valve head |
US3109450A (en) * | 1961-10-02 | 1963-11-05 | Philip P Hardeastle | Check valve |
US3280840A (en) * | 1963-07-23 | 1966-10-25 | Westinghouse Air Brake Co | Compressor discharge valve assembly with air spring |
US3361158A (en) * | 1965-03-31 | 1968-01-02 | Int Harvester Co | High pressure one-way fluid valve mechanism for high speed hydraulic piston pump |
US3422843A (en) * | 1966-10-07 | 1969-01-21 | Glenn R Blackman | Pressure relief mechanism for anti-slam valves |
GB1199523A (en) * | 1968-01-13 | 1970-07-22 | Nat Res Dev | Valve Damping Means. |
US3605802A (en) * | 1968-11-02 | 1971-09-20 | Itt | Check valve |
US3680587A (en) * | 1970-10-21 | 1972-08-01 | Deere & Co | Control valve member having vibration damping |
US3905382A (en) * | 1973-09-28 | 1975-09-16 | William Waterston | Back flow preventor |
US3857408A (en) * | 1973-10-23 | 1974-12-31 | Acf Ind Inc | Seat and sealing means for clapper-type check valve |
US3942551A (en) * | 1975-03-06 | 1976-03-09 | Wheatley Company | Hydraulic damping means for hinged check valve |
SU615304A1 (ru) * | 1977-01-03 | 1978-07-15 | Куйбышевский инженерно-строительный институт им.А.И.Микояна | Предохранительный клапан |
US4257453A (en) * | 1979-04-06 | 1981-03-24 | Ruth L. Hesse | Peep valve with improved vibration damping |
US4340085A (en) * | 1979-05-01 | 1982-07-20 | Crawford Ronald H | Pressure regulating device with damping means for preventing valve chatter |
DE2933201A1 (de) * | 1979-08-16 | 1981-03-26 | Kraftwerk Union AG, 45473 Mülheim | Daempfungseinrichtung fuer rueckschlagarmaturen |
DE2933265A1 (de) * | 1979-08-16 | 1981-02-26 | Kraftwerk Union Ag | Daempfungseinrichtung fuer rueckschlagarmaturen |
US4486152A (en) * | 1979-11-26 | 1984-12-04 | Hydro Rene Leduc | Pump with spring loaded valve |
FR2496825A1 (fr) * | 1980-12-23 | 1982-06-25 | Sereg Soc | Vanne de regulation a cage et clapet pilote |
US4345736A (en) * | 1981-01-21 | 1982-08-24 | Control Concepts, Inc. | Solenoid operated valve and dashpot assembly |
US4531709A (en) * | 1983-12-02 | 1985-07-30 | Dresser Industries, Inc. | Hydraulic control valve with fluid dampening system |
-
1986
- 1986-03-24 US US06/843,308 patent/US4693270A/en not_active Expired - Lifetime
- 1986-07-21 CA CA000514314A patent/CA1274446A/en not_active Expired - Lifetime
-
1987
- 1987-03-20 AT AT87104118T patent/ATE56258T1/de not_active IP Right Cessation
- 1987-03-20 DE DE8787104118T patent/DE3764696D1/de not_active Expired - Lifetime
- 1987-03-20 EP EP87104118A patent/EP0242603B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE3764696D1 (de) | 1990-10-11 |
CA1274446C (en) | 1990-09-25 |
US4693270A (en) | 1987-09-15 |
EP0242603B1 (de) | 1990-09-05 |
EP0242603A1 (de) | 1987-10-28 |
CA1274446A (en) | 1990-09-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |