EP2220378A1 - Hydraulische ventilvorrichtung - Google Patents
Hydraulische ventilvorrichtungInfo
- Publication number
- EP2220378A1 EP2220378A1 EP08802277A EP08802277A EP2220378A1 EP 2220378 A1 EP2220378 A1 EP 2220378A1 EP 08802277 A EP08802277 A EP 08802277A EP 08802277 A EP08802277 A EP 08802277A EP 2220378 A1 EP2220378 A1 EP 2220378A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- valve
- pressure line
- control
- spool
- valve device
- 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
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
- F15B13/0416—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor with means or adapted for load sensing
- F15B13/0417—Load sensing elements; Internal fluid connections therefor; Anti-saturation or pressure-compensation valves
-
- 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
- Y10T137/86493—Multi-way valve unit
- Y10T137/86574—Supply and exhaust
- Y10T137/86582—Pilot-actuated
-
- 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
- Y10T137/86493—Multi-way valve unit
- Y10T137/86574—Supply and exhaust
- Y10T137/86622—Motor-operated
- Y10T137/8663—Fluid motor
-
- 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
- Y10T137/86493—Multi-way valve unit
- Y10T137/86574—Supply and exhaust
- Y10T137/8667—Reciprocating valve
- Y10T137/86694—Piston valve
- Y10T137/86702—With internal flow 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
- Y10T137/8593—Systems
- Y10T137/86493—Multi-way valve unit
- Y10T137/86879—Reciprocating valve unit
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Multiple-Way Valves (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE200710054138 DE102007054138A1 (de) | 2007-11-14 | 2007-11-14 | Hydraulische Ventilvorrichtung |
PCT/EP2008/007749 WO2009062563A1 (de) | 2007-11-14 | 2008-09-17 | Hydraulische ventilvorrichtung |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2220378A1 true EP2220378A1 (de) | 2010-08-25 |
EP2220378B1 EP2220378B1 (de) | 2012-09-12 |
Family
ID=40210560
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20080802277 Not-in-force EP2220378B1 (de) | 2007-11-14 | 2008-09-17 | Hydraulische ventilvorrichtung |
Country Status (5)
Country | Link |
---|---|
US (1) | US8453679B2 (de) |
EP (1) | EP2220378B1 (de) |
JP (1) | JP2011503478A (de) |
DE (1) | DE102007054138A1 (de) |
WO (1) | WO2009062563A1 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009021103A1 (de) * | 2009-05-13 | 2010-11-18 | Hydac Filtertechnik Gmbh | Hydraulische Ventilvorrichtung |
DE102013014671A1 (de) * | 2013-09-03 | 2015-03-05 | Hydac Technology Gmbh | Ventilbaukomponenten |
EP3431843B1 (de) * | 2017-07-18 | 2020-05-06 | Hamilton Sundstrand Corporation | Spulenventil |
US11680649B2 (en) | 2020-11-16 | 2023-06-20 | Parker-Hannifin Corporstion | Proportional valve spool with linear flow gain |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2939429A (en) * | 1957-10-21 | 1960-06-07 | Germane Corp | Rotary valve for power steering mechanism |
US3177897A (en) * | 1961-09-18 | 1965-04-13 | New York Air Brake Co | Pressure reducing and distributing valve |
DE1648012B1 (de) | 1967-04-27 | 1972-05-31 | Heilmeier & Weinlein | Mengengeregelte Steuerschiebervorrichtung |
DE19919014C2 (de) | 1999-04-27 | 2001-03-01 | Danfoss Fluid Power As Nordbor | Hydraulikventil mit einer Verriegelungs- und einer Schwimmfunktion |
DE102005005927A1 (de) * | 2005-02-09 | 2006-08-17 | Bosch Rexroth Aktiengesellschaft | Hydraulische Steueranordnung |
DE102005029821A1 (de) | 2005-04-04 | 2006-10-05 | Bosch Rexroth Ag | Wegeventil und damit ausgeführte LS-Steueranordnung |
DE102005050169A1 (de) * | 2005-06-21 | 2006-12-28 | Bosch Rexroth Ag | LS-Steueranordnung und LS-Wegeventil |
-
2007
- 2007-11-14 DE DE200710054138 patent/DE102007054138A1/de not_active Withdrawn
-
2008
- 2008-09-17 EP EP20080802277 patent/EP2220378B1/de not_active Not-in-force
- 2008-09-17 JP JP2010533447A patent/JP2011503478A/ja active Pending
- 2008-09-17 WO PCT/EP2008/007749 patent/WO2009062563A1/de active Application Filing
- 2008-09-17 US US12/733,705 patent/US8453679B2/en not_active Expired - Fee Related
Non-Patent Citations (1)
Title |
---|
See references of WO2009062563A1 * |
Also Published As
Publication number | Publication date |
---|---|
EP2220378B1 (de) | 2012-09-12 |
JP2011503478A (ja) | 2011-01-27 |
US20100206413A1 (en) | 2010-08-19 |
US8453679B2 (en) | 2013-06-04 |
WO2009062563A1 (de) | 2009-05-22 |
DE102007054138A1 (de) | 2009-05-28 |
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