EP1369596A3 - Hydraulic valve arrangement - Google Patents
Hydraulic valve arrangement Download PDFInfo
- Publication number
- EP1369596A3 EP1369596A3 EP20030076582 EP03076582A EP1369596A3 EP 1369596 A3 EP1369596 A3 EP 1369596A3 EP 20030076582 EP20030076582 EP 20030076582 EP 03076582 A EP03076582 A EP 03076582A EP 1369596 A3 EP1369596 A3 EP 1369596A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- valve
- shut
- tappet
- connection
- arrangement
- 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
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
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/01—Locking-valves or other detent i.e. load-holding devices
-
- 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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/003—Systems with load-holding 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
- Y10T137/8593—Systems
- Y10T137/87169—Supply and exhaust
- Y10T137/87233—Biased exhaust valve
- Y10T137/87241—Biased closed
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
- Valve Device For Special Equipments (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
- Multiple-Way Valves (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10224827 | 2002-06-05 | ||
DE2002124827 DE10224827A1 (en) | 2002-06-05 | 2002-06-05 | Hydraulic valve arrangement |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1369596A2 EP1369596A2 (en) | 2003-12-10 |
EP1369596A3 true EP1369596A3 (en) | 2005-06-01 |
EP1369596B1 EP1369596B1 (en) | 2007-01-24 |
Family
ID=29432638
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20030076582 Expired - Lifetime EP1369596B1 (en) | 2002-06-05 | 2003-05-26 | Hydraulic valve arrangement |
Country Status (4)
Country | Link |
---|---|
US (1) | US7028710B2 (en) |
EP (1) | EP1369596B1 (en) |
AT (1) | ATE352720T1 (en) |
DE (2) | DE10224827A1 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008015752A1 (en) * | 2006-08-03 | 2008-02-07 | Shimadzu Corporation | Fluid control valve |
DE102007032415B3 (en) * | 2007-07-12 | 2009-04-02 | Sauer-Danfoss Aps | Hydraulic valve arrangement |
EP2891806A1 (en) * | 2014-01-03 | 2015-07-08 | Danfoss Power Solutions Aps | A hydraulic valve arrangement |
US10590962B2 (en) * | 2016-05-16 | 2020-03-17 | Parker-Hannifin Corporation | Directional control valve |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3795178A (en) * | 1972-09-11 | 1974-03-05 | R Roche | Hydraulic actuator holding system |
DE2801689A1 (en) * | 1978-01-16 | 1979-07-19 | Heilmeier & Weinlein | Twin non-return valve - has choked drain channel connected to each pressure chamber to be opened and closed by slide |
DE4436548A1 (en) * | 1994-10-13 | 1996-04-18 | Rexroth Mannesmann Gmbh | Valve mechanism for actuating hydraulic ram etc |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3125120A (en) * | 1964-03-17 | hasbany | ||
US1955154A (en) * | 1932-11-08 | 1934-04-17 | Cash A W Co | Valve mechanism |
US2483312A (en) * | 1944-08-02 | 1949-09-27 | Bendix Aviat Corp | Valve |
US2959190A (en) * | 1957-02-25 | 1960-11-08 | Bendix Corp | Control valve having operating position hold |
US3272085A (en) * | 1963-11-19 | 1966-09-13 | Parker Hannifin Corp | Fluid system and valve assembly therefor |
US3818936A (en) * | 1972-06-15 | 1974-06-25 | Monarch Road Machinery Co | Hydraulic control valve |
US3974742A (en) * | 1974-10-31 | 1976-08-17 | Caterpillar Tractor Co. | Lock valve assembly |
DE2929232A1 (en) * | 1979-07-19 | 1981-02-05 | Bosch Gmbh Robert | CONTROL UNIT FOR A HYDRAULICALLY DRIVED WORKING DEVICE |
WO1981000600A1 (en) * | 1979-08-30 | 1981-03-05 | Caterpillar Tractor Co | Lock valve with variable length piston and hydraulic system for a work implement using the same |
DE3322018A1 (en) * | 1983-06-18 | 1984-12-20 | Robert Bosch Gmbh, 7000 Stuttgart | HYDRAULIC DIRECTIONAL VALVE WITH A HOUSING |
US4518004A (en) * | 1983-11-21 | 1985-05-21 | Hr Textron Inc. | Multifunction valve |
DE3431104A1 (en) * | 1984-08-24 | 1986-03-06 | Robert Bosch Gmbh, 7000 Stuttgart | HYDRAULIC CONTROL DEVICE |
DE3441946A1 (en) * | 1984-11-16 | 1986-05-28 | Robert Bosch Gmbh, 7000 Stuttgart | HYDRAULIC CONTROL DEVICE |
DE4028887C2 (en) * | 1990-09-12 | 2003-08-07 | Bosch Gmbh Robert | Hydraulic control device |
ATE295069T1 (en) * | 1999-01-09 | 2005-05-15 | Walterscheid Gmbh Gkn | HITCH FOR THE LOWER LINK OF A TRACTOR ATTACHMENT |
DE19919015C2 (en) * | 1999-04-27 | 2001-11-15 | Sauer Danfoss Nordborg As Nord | Hydraulic valve arrangement with locking and floating function |
DE19931142C2 (en) * | 1999-07-06 | 2002-07-18 | Sauer Danfoss Holding As Nordb | Hydraulic valve arrangement with locking function |
US6581639B2 (en) * | 2000-10-20 | 2003-06-24 | Case Corporation | Low leak boom control check valve |
-
2002
- 2002-06-05 DE DE2002124827 patent/DE10224827A1/en not_active Withdrawn
-
2003
- 2003-05-26 AT AT03076582T patent/ATE352720T1/en not_active IP Right Cessation
- 2003-05-26 DE DE50306350T patent/DE50306350D1/en not_active Expired - Lifetime
- 2003-05-26 EP EP20030076582 patent/EP1369596B1/en not_active Expired - Lifetime
- 2003-05-27 US US10/445,599 patent/US7028710B2/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3795178A (en) * | 1972-09-11 | 1974-03-05 | R Roche | Hydraulic actuator holding system |
DE2801689A1 (en) * | 1978-01-16 | 1979-07-19 | Heilmeier & Weinlein | Twin non-return valve - has choked drain channel connected to each pressure chamber to be opened and closed by slide |
DE4436548A1 (en) * | 1994-10-13 | 1996-04-18 | Rexroth Mannesmann Gmbh | Valve mechanism for actuating hydraulic ram etc |
Also Published As
Publication number | Publication date |
---|---|
US20030226597A1 (en) | 2003-12-11 |
EP1369596B1 (en) | 2007-01-24 |
DE50306350D1 (en) | 2007-03-15 |
DE10224827A1 (en) | 2004-01-08 |
US7028710B2 (en) | 2006-04-18 |
ATE352720T1 (en) | 2007-02-15 |
EP1369596A2 (en) | 2003-12-10 |
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