DE68913425D1 - Drucksteuerventil. - Google Patents
Drucksteuerventil.Info
- Publication number
- DE68913425D1 DE68913425D1 DE89310836T DE68913425T DE68913425D1 DE 68913425 D1 DE68913425 D1 DE 68913425D1 DE 89310836 T DE89310836 T DE 89310836T DE 68913425 T DE68913425 T DE 68913425T DE 68913425 D1 DE68913425 D1 DE 68913425D1
- Authority
- DE
- Germany
- Prior art keywords
- control valve
- pressure control
- pressure
- valve
- control
- 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
-
- 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
- F16K15/18—Check valves with actuating mechanism; Combined check valves and actuated valves
- F16K15/182—Check valves with actuating mechanism; Combined check valves and actuated valves with actuating mechanism
-
- 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
- Y10T137/7771—Bi-directional flow valves
- Y10T137/778—Axes of ports co-axial
-
- 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
-
- 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]
- Y10T137/7876—With external means for opposing bias
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Safety Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/266,168 US4834135A (en) | 1988-11-01 | 1988-11-01 | Pressure control valve |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68913425D1 true DE68913425D1 (de) | 1994-04-07 |
DE68913425T2 DE68913425T2 (de) | 1994-08-25 |
Family
ID=23013465
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68913425T Expired - Fee Related DE68913425T2 (de) | 1988-11-01 | 1989-10-20 | Drucksteuerventil. |
Country Status (3)
Country | Link |
---|---|
US (1) | US4834135A (de) |
EP (1) | EP0367461B1 (de) |
DE (1) | DE68913425T2 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5275086A (en) * | 1992-08-27 | 1994-01-04 | Unlimited Solutions, Inc. | Fluid actuator with internal pressure relief valve |
WO2003106872A1 (de) | 2002-06-12 | 2003-12-24 | Fsp-Holding Ag | Einschraubventil |
US7467642B2 (en) * | 2005-03-11 | 2008-12-23 | Sun Hydraulics Corp. | Soft ventable relief valve |
US9091355B2 (en) | 2013-03-15 | 2015-07-28 | David Albrecht | Main stage in-line pressure control cartridge with optional reverse flow function |
US9850919B2 (en) | 2014-09-16 | 2017-12-26 | Sun Hydraulics Corporation | Counterbalance valve with dual or triple pilot ratio |
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 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB649014A (en) * | 1948-07-07 | 1951-01-17 | Uni Gun Lubricating Equipment | Improvements in or relating to pressure relief valves |
DE1254925B (de) * | 1965-06-12 | 1967-11-23 | Voith Gmbh J M | Federbelastetes UEberdruckventil, insbesondere fuer Druckraeume |
DE1800524A1 (de) * | 1968-10-02 | 1970-05-14 | Voith Gmbh J M | Federbelastetes UEberdruckventil,insbesondere fuer Druckraeume |
DE2537715C3 (de) * | 1975-08-23 | 1980-11-06 | Saarbergwerke Ag, 6600 Saarbruecken | Druckminderventilanordnung und -ausbildung für die Verbindung der beiden Druckräume eines zweistufigen teleskopischen Grubenstempels |
US4428396A (en) * | 1978-07-19 | 1984-01-31 | City Tank Corporation | Adjustable valve assembly |
US4591314A (en) * | 1984-07-09 | 1986-05-27 | Sundstrand Corporation | Hydraulic power supply system utilizing a solid propellant gas generator |
WO1986004657A1 (en) * | 1985-02-08 | 1986-08-14 | Dibartolo Ernest A | Direct-acting, differential piston relief valve |
US4597410A (en) * | 1985-08-30 | 1986-07-01 | Husco International | Cross line relief valve mechanism |
DE3742722A1 (de) * | 1987-12-17 | 1989-07-06 | Babcock Werke Ag | Direkt wirkendes sicherheitsventil |
-
1988
- 1988-11-01 US US07/266,168 patent/US4834135A/en not_active Expired - Lifetime
-
1989
- 1989-10-20 EP EP89310836A patent/EP0367461B1/de not_active Expired - Lifetime
- 1989-10-20 DE DE68913425T patent/DE68913425T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE68913425T2 (de) | 1994-08-25 |
EP0367461A1 (de) | 1990-05-09 |
US4834135A (en) | 1989-05-30 |
EP0367461B1 (de) | 1994-03-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |