EP2278169A3 - Agencement hydraulique avec dispositif de décharge de surpression - Google Patents
Agencement hydraulique avec dispositif de décharge de surpression Download PDFInfo
- Publication number
- EP2278169A3 EP2278169A3 EP10170255.3A EP10170255A EP2278169A3 EP 2278169 A3 EP2278169 A3 EP 2278169A3 EP 10170255 A EP10170255 A EP 10170255A EP 2278169 A3 EP2278169 A3 EP 2278169A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- hydraulic
- check valve
- working port
- pressure relief
- overpressure protection
- 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.)
- Withdrawn
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
- F15B20/00—Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
- F15B20/007—Overload
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/305—Directional control characterised by the type of valves
- F15B2211/30505—Non-return valves, i.e. check valves
- F15B2211/3051—Cross-check 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/305—Directional control characterised by the type of valves
- F15B2211/30505—Non-return valves, i.e. check valves
- F15B2211/30515—Load holding 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/31—Directional control characterised by the positions of the valve element
- F15B2211/3144—Directional control characterised by the positions of the valve element the positions being continuously variable, e.g. as realised by proportional 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/315—Directional control characterised by the connections of the valve or valves in the circuit
- F15B2211/31523—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source and an output member
- F15B2211/31529—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source and an output member having a single pressure source and a single output member
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/40—Flow control
- F15B2211/405—Flow control characterised by the type of flow control means or valve
- F15B2211/40507—Flow control characterised by the type of flow control means or valve with constant throttles or orifices
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/505—Pressure control characterised by the type of pressure control means
- F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
- F15B2211/50518—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using pressure relief valves
- F15B2211/50527—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using pressure relief valves using cross-pressure relief 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/515—Pressure control characterised by the connections of the pressure control means in the circuit
- F15B2211/5159—Pressure control characterised by the connections of the pressure control means in the circuit being connected to an output member and a return line
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102009027935A DE102009027935A1 (de) | 2009-07-22 | 2009-07-22 | Hydraulische Anordnung |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2278169A2 EP2278169A2 (fr) | 2011-01-26 |
EP2278169A3 true EP2278169A3 (fr) | 2014-08-06 |
Family
ID=43027564
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP10170255.3A Withdrawn EP2278169A3 (fr) | 2009-07-22 | 2010-07-21 | Agencement hydraulique avec dispositif de décharge de surpression |
Country Status (3)
Country | Link |
---|---|
US (1) | US20110120297A1 (fr) |
EP (1) | EP2278169A3 (fr) |
DE (1) | DE102009027935A1 (fr) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9085873B2 (en) * | 2011-12-23 | 2015-07-21 | Caterpillar Inc. | Hydraulic system for controlling a work implement |
US9790964B2 (en) | 2014-09-25 | 2017-10-17 | Cnh Industrial America Llc | Hydraulic system |
US9708796B2 (en) | 2014-09-25 | 2017-07-18 | Cnh Industrial America Llc | Hydraulic valve |
JP6303994B2 (ja) * | 2014-11-28 | 2018-04-04 | 株式会社デンソー | 車両の油圧供給装置 |
US10927858B2 (en) * | 2016-06-22 | 2021-02-23 | Aladdin Engineering And Manufacturing, Inc. | Valve system for pneumatic cylinders |
CN106286476A (zh) * | 2016-08-08 | 2017-01-04 | 湖北航天技术研究院特种车辆技术中心 | 一种集成式安全阀组 |
US20180066681A1 (en) * | 2016-09-08 | 2018-03-08 | Lippert Components, Inc. | Hydraulic stabilizing system |
DE102017201045A1 (de) * | 2017-01-23 | 2018-07-26 | Bayerische Motoren Werke Aktiengesellschaft | Druckbehältersystem für ein Kraftfahrzeug |
CN108916132A (zh) * | 2018-07-31 | 2018-11-30 | 宁波市镇海海威液压科技有限公司 | 一种精密控制液压缸上升和下降的装置 |
CN111059101B (zh) * | 2019-11-07 | 2022-01-11 | 中冶宝钢技术服务有限公司 | 大臂油缸控制阀组 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6068064A (en) * | 1998-05-20 | 2000-05-30 | Case Corporation | Agricultural implement with ground engaging tool and fluid circuit to control same |
DE19956717A1 (de) * | 1998-11-25 | 2000-06-08 | Kayaba Industry Co Ltd | Hydrauliksteuergerät |
US20060249016A1 (en) * | 2005-03-31 | 2006-11-09 | Nabtesco Corporation | Hydraulic circuit and its valve gear |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3771422A (en) * | 1971-10-13 | 1973-11-13 | Houdaille Industries Inc | Automatic pressure relief and snubbing in hydraulic actuators |
US4694649A (en) * | 1983-02-04 | 1987-09-22 | Howeth David F | Pressure limiting acceleration control system and valve for hydraulic motors |
US5325761A (en) * | 1991-03-25 | 1994-07-05 | Friedrich Wilh. Schwing Gmbh | Switching arrangement for controlling the speed of hydraulic drives |
US5415076A (en) * | 1994-04-18 | 1995-05-16 | Caterpillar Inc. | Hydraulic system having a combined meter-out and regeneration valve assembly |
US6305264B1 (en) * | 1998-11-05 | 2001-10-23 | Smc Kabushiki Kaisha | Actuator control circuit |
DE10123699A1 (de) * | 2001-05-15 | 2002-11-21 | Bosch Rexroth Ag | Ventilanordnung |
AT412810B (de) * | 2003-05-28 | 2005-07-25 | Hoerbiger Automatisierungstech | Bremsventil, insbesonders für hydraulische betätigungsanordnungen für bewegbare teile an fahrzeugen |
US7591133B2 (en) * | 2006-01-03 | 2009-09-22 | Wright John J | Actuator system having a valve manifold |
AT503811B1 (de) * | 2006-05-18 | 2008-01-15 | Hoerbiger Automatisierungstech | Hydraulische schaltungsanordnung zur betätigung eines hydraulischen arbeitszylinders |
KR100899776B1 (ko) * | 2007-10-05 | 2009-05-28 | 주식회사알피엠텍 | 밸브 개폐용 유압식 조작기의 수동조절장치 |
-
2009
- 2009-07-22 DE DE102009027935A patent/DE102009027935A1/de not_active Withdrawn
-
2010
- 2010-05-20 US US12/784,116 patent/US20110120297A1/en not_active Abandoned
- 2010-07-21 EP EP10170255.3A patent/EP2278169A3/fr not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6068064A (en) * | 1998-05-20 | 2000-05-30 | Case Corporation | Agricultural implement with ground engaging tool and fluid circuit to control same |
DE19956717A1 (de) * | 1998-11-25 | 2000-06-08 | Kayaba Industry Co Ltd | Hydrauliksteuergerät |
US20060249016A1 (en) * | 2005-03-31 | 2006-11-09 | Nabtesco Corporation | Hydraulic circuit and its valve gear |
Also Published As
Publication number | Publication date |
---|---|
DE102009027935A1 (de) | 2011-01-27 |
US20110120297A1 (en) | 2011-05-26 |
EP2278169A2 (fr) | 2011-01-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2278169A3 (fr) | Agencement hydraulique avec dispositif de décharge de surpression | |
EP2287472A3 (fr) | Agencement hydraulique | |
EP2280179A3 (fr) | Agencement de distributeur | |
EP2006564A3 (fr) | Machine hydrodynamique | |
EP1710445A3 (fr) | Dispositif de contrôle hydraulique | |
DE202009004753U1 (de) | Druckbegrenzungsventil | |
EP2025879A3 (fr) | Joint d'étanchéité d'arbre pour une turbine d'une centrale, centrale avec un tel joint d'étanchéité d'arbre pour turbine et procédé d'exploitation d'une telle centrale | |
EP2085707A3 (fr) | Installation de chauffage et procédé destiné au fonctionnement d'une installation de chauffage | |
EP1801298A3 (fr) | Dispositif anti-retour avec soupage de décharge et dispositif anti-reflux en aval | |
EP2636908A3 (fr) | Agencement de commande | |
EP1998054A3 (fr) | Cylindre pneumatique avec amortissement à réglage automatique en position finale et procédé | |
EP2503161A3 (fr) | Dispositif de vanne de commande hydraulique | |
EP1628020A3 (fr) | Circuit hydraulique et véhicule de manutention avec circuit hydraulique | |
DE102012010266B4 (de) | Hydraulische Schaltungsanordnung | |
EP2584281B1 (fr) | Accumulateur d'eau chaude et dispositif de pression | |
EP1936200A3 (fr) | Pompe à vide à palettes étanchéifiée à l'aide de lubrifiants | |
EP2444360A3 (fr) | Système d'entraînement hydrostatique réglé par détection de charge | |
DE102006018542A1 (de) | Druckbegrenzungsventil mit direkter Dämpfung | |
EP2444652A3 (fr) | Soupape de réglage à haute pression | |
EP2672125A3 (fr) | Système hydraulique destiné à l'alimentation en pression sécurisée d'au moins un consommateur | |
EP1906019A3 (fr) | Clapet anti-retour pour pompes de dosage | |
EP2269854A3 (fr) | Montage de véhicule utilitaire, élément d'étanchéité pour un tel montage de véhicule utilitaire et véhicule utilitaire doté d'un tel montage de véhicule utilitaire ou d'un tel élément d'étanchéité | |
EP2233998A3 (fr) | Soupape de réglage de pression | |
EP2028376A3 (fr) | Agencement de commande hydraulique | |
EP1958891A3 (fr) | Distributeur d'objets de type comprimé |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME RS |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME RS |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F15B 20/00 20060101AFI20140701BHEP |
|
17P | Request for examination filed |
Effective date: 20150206 |
|
RBV | Designated contracting states (corrected) |
Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR |
|
17Q | First examination report despatched |
Effective date: 20161213 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20170624 |