DE3685066D1 - Direkt wirkendes entlastungsventil mit differentialkolben. - Google Patents
Direkt wirkendes entlastungsventil mit differentialkolben.Info
- Publication number
- DE3685066D1 DE3685066D1 DE8686901600T DE3685066T DE3685066D1 DE 3685066 D1 DE3685066 D1 DE 3685066D1 DE 8686901600 T DE8686901600 T DE 8686901600T DE 3685066 T DE3685066 T DE 3685066T DE 3685066 D1 DE3685066 D1 DE 3685066D1
- Authority
- DE
- Germany
- Prior art keywords
- relief valve
- differential piston
- directly active
- active relief
- directly
- 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
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
- 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
- F16K17/06—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 special arrangements for adjusting the opening pressure
- F16K17/065—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 special arrangements for adjusting the opening pressure with differential piston
-
- 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
- Y10T137/7738—Pop valves
-
- 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
- Y10T137/7852—End of valve moves inside dashpot chamber
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US69990485A | 1985-02-08 | 1985-02-08 | |
PCT/US1986/000281 WO1986004657A1 (en) | 1985-02-08 | 1986-02-07 | Direct-acting, differential piston relief valve |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3685066D1 true DE3685066D1 (de) | 1992-06-04 |
Family
ID=24811411
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686901600T Expired - Fee Related DE3685066D1 (de) | 1985-02-08 | 1986-02-07 | Direkt wirkendes entlastungsventil mit differentialkolben. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4742846A (de) |
EP (1) | EP0211074B1 (de) |
DE (1) | DE3685066D1 (de) |
WO (1) | WO1986004657A1 (de) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3637888A1 (de) * | 1986-11-06 | 1988-05-19 | Gewerk Eisenhuette Westfalia | Druckbegrenzungsventil, insbesondere fuer hydraulische ausbausysteme |
US4834135A (en) * | 1988-11-01 | 1989-05-30 | Sun Hydraulics Corp. | Pressure control valve |
DE3930757A1 (de) * | 1989-09-14 | 1991-03-28 | Teves Gmbh Alfred | Ventil, insbesondere fuer schlupfgeregelte hydraulische bremsanlagen |
ES2019805A6 (es) * | 1990-01-22 | 1991-07-01 | Bendix Espana | Valvula de descarga para fluido hidraulico. |
US5512032A (en) | 1993-12-23 | 1996-04-30 | Hk Medical Technologies, Inc. | Nonsurgical intraurethral bladder control device |
US5381823A (en) * | 1994-02-14 | 1995-01-17 | Sun Hydraulics | Hydraulic pressure control valve |
US5992450A (en) * | 1998-06-30 | 1999-11-30 | Eaton Corporation | Cartridge valve having solenoid bypass and integral relief valve |
US6183413B1 (en) | 1998-12-09 | 2001-02-06 | Hk Medical Technologies Incorporated | Valve for bladder control device |
US20030106591A1 (en) * | 2001-11-16 | 2003-06-12 | Saurwein Albert C. | Unloading valve for ultra-high-pressure applications |
US6640830B2 (en) * | 2001-12-12 | 2003-11-04 | Sun Hydraulics Corp. | Pilot operated pressure valve |
WO2003106872A1 (de) * | 2002-06-12 | 2003-12-24 | Fsp-Holding Ag | Einschraubventil |
US7077158B2 (en) * | 2003-03-18 | 2006-07-18 | Valcor Engineering Corporation | Velocity head compensated valve assembly |
US7513270B2 (en) * | 2005-01-14 | 2009-04-07 | Flow-Safe, Inc. | Balanced safety relief valve |
US7467642B2 (en) * | 2005-03-11 | 2008-12-23 | Sun Hydraulics Corp. | Soft ventable relief valve |
US10813296B1 (en) * | 2008-03-06 | 2020-10-27 | Ausco, Inc. | Zero leak pilot operated valve having two seats |
US8281804B2 (en) * | 2008-07-08 | 2012-10-09 | Fisher Controls International Llc | Pressure relief valves |
US9273702B2 (en) | 2011-10-21 | 2016-03-01 | Sun Hydraulics Corporation | Dynamically adjusting counterbalance valve |
US9038662B2 (en) * | 2012-10-23 | 2015-05-26 | Hamilton Sunstrand Corporation | High pressure relief valve spring assembly |
US9091355B2 (en) | 2013-03-15 | 2015-07-28 | David Albrecht | Main stage in-line pressure control cartridge with optional reverse flow function |
US9732864B2 (en) * | 2014-05-14 | 2017-08-15 | Hamilton Sundstrand Corporation | Contamination resistant cartridge valve |
US9850919B2 (en) | 2014-09-16 | 2017-12-26 | Sun Hydraulics Corporation | Counterbalance valve with dual or triple pilot ratio |
EP3575650A1 (de) * | 2018-05-29 | 2019-12-04 | Microtecnica S.r.l. | Selbstentlüftendes druckbegrenzungsventil |
US10933738B2 (en) | 2018-07-19 | 2021-03-02 | Ford Global Technologies, Llc | Methods and system for a zero hysteresis valve |
US11118698B2 (en) * | 2018-07-23 | 2021-09-14 | Pratt & Whiiney Canada Corp. | Damping mechanism for valves |
US10995775B2 (en) | 2019-02-05 | 2021-05-04 | Ford Global Technologies, Llc | Hydraulic boost valve |
US11353127B2 (en) * | 2020-04-28 | 2022-06-07 | Sun Hydraulics, Llc | Vented counterbalance valve with two setting springs in parallel |
US11384857B1 (en) * | 2021-07-02 | 2022-07-12 | Sun Hydraulics, Llc | Bidirectional pressure relief valve |
WO2023028759A1 (en) * | 2021-08-30 | 2023-03-09 | Engineered Controls International, Llc | Excess flow valve for cryogenic fluid tank |
US11680589B1 (en) * | 2022-02-01 | 2023-06-20 | Sun Hydraulics, Llc | Sequence valve with a reverse free flow configuration integrated therewith |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US446782A (en) * | 1891-02-17 | John loftus | ||
US1962549A (en) * | 1928-10-30 | 1934-06-12 | Bjorklund Alrik | Arrangement for tapping steam directly from double-acting reciprocating steam engines |
US2323021A (en) * | 1941-07-26 | 1943-06-29 | Hydraulic Dev Corp Inc | Relief valve |
US2351190A (en) * | 1942-07-08 | 1944-06-13 | Oscar F Carlson | Pressure and temperature relief valve |
US2674260A (en) * | 1950-02-13 | 1954-04-06 | H A Thrush & Company | Water relief valve |
US2793656A (en) * | 1953-09-29 | 1957-05-28 | Electrol Inc | Relief valve |
US3054420A (en) * | 1958-10-03 | 1962-09-18 | Commercial Shearing | Relief valves |
US3103230A (en) * | 1960-09-02 | 1963-09-10 | Lear Siegler Inc | Pressure regulator with damping means |
US3131720A (en) * | 1960-12-30 | 1964-05-05 | Joseph P Horvath | Relief valve |
US3086551A (en) * | 1961-03-13 | 1963-04-23 | William F Stoesser | Hydraulic relief valves |
US3341210A (en) * | 1964-12-30 | 1967-09-12 | Bendix Corp | High pressure seal |
FR1493613A (fr) * | 1966-06-29 | 1967-09-01 | Soupape haute-pression | |
US3487852A (en) * | 1967-03-28 | 1970-01-06 | Snap Tite Inc | Relief valve |
DE1803018A1 (de) * | 1968-10-14 | 1970-04-23 | Linde Ag | Druckbegrenzungsventil |
CH478371A (de) * | 1968-11-08 | 1969-09-15 | Von Roll Ag | Druckbegrenzungsventil |
US3636824A (en) * | 1970-01-13 | 1972-01-25 | Garlock Inc | Unitary piston assembly including a body member serving both as a holder for sealing rings and as piston-bearing means |
US3848632A (en) * | 1973-10-09 | 1974-11-19 | Anderson Greenwood & Co | Valve |
FR2410773A1 (fr) * | 1977-11-30 | 1979-06-29 | Nemetz Josef | Soupape de securite |
US4406302A (en) * | 1981-05-26 | 1983-09-27 | Puritan-Bennett Corporation | Pop-off gas evacuator valve for anesthesia machine |
EP0158776B1 (de) * | 1984-04-14 | 1988-09-14 | Drägerwerk Aktiengesellschaft | Sicherheitsventil |
-
1986
- 1986-02-07 WO PCT/US1986/000281 patent/WO1986004657A1/en active IP Right Grant
- 1986-02-07 DE DE8686901600T patent/DE3685066D1/de not_active Expired - Fee Related
- 1986-02-07 EP EP19860901600 patent/EP0211074B1/de not_active Expired - Lifetime
-
1987
- 1987-07-06 US US07/069,833 patent/US4742846A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4742846A (en) | 1988-05-10 |
EP0211074B1 (de) | 1992-04-29 |
WO1986004657A1 (en) | 1986-08-14 |
EP0211074A1 (de) | 1987-02-25 |
EP0211074A4 (de) | 1989-06-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: SUN HYDRAULICS CORP., SARASOTA, FLA., US |
|
8381 | Inventor (new situation) |
Free format text: DIBARTOLO, ERNEST A., SARASOTA, FLA., US |
|
8339 | Ceased/non-payment of the annual fee |