ES2004356A6 - Distribuidor para cilindros hidraulicos - Google Patents
Distribuidor para cilindros hidraulicosInfo
- Publication number
- ES2004356A6 ES2004356A6 ES8603601A ES8603601A ES2004356A6 ES 2004356 A6 ES2004356 A6 ES 2004356A6 ES 8603601 A ES8603601 A ES 8603601A ES 8603601 A ES8603601 A ES 8603601A ES 2004356 A6 ES2004356 A6 ES 2004356A6
- Authority
- ES
- Spain
- Prior art keywords
- chamber
- runner
- pressure
- distributor
- hydraulic cylinders
- 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
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
-
- 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
- Y10T137/87169—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)
- Actuator (AREA)
- Jib Cranes (AREA)
Abstract
DISTRIBUIDOR PARA CILINDROS HIDRAULICOS, ESPECIALMENTE APLICABLE A CILINDROS DE ACCIONAMIENTO DE GRUAS, QUE COMPRENDE UNA CORREDERA AXIALMENTE DESLIZABLE, PARA SELECCIONAR EL CIRCUITO DEL ACEITE.LA CORREDERA ES HUECA Y DEFINE DOS CAMARAS INDEPENDIENTES, ADYACENTES A LOS CONDUCTOS DE SUMINISTRO Y RETORNO DE LAS CAMARAS DEL CILINDRO, CON LOS QUE SE COMUNICA A TRAVES DE TALADROS FORMADOS EN LA PARED DE LA CORREDERA. UNA DE LAS CAMARAS INCLUYE MEDIOS PARA VARIAR LA SECCION DE PASO DE LOS TALADROS EN FUNCION DE LA PRESION DEL ACEITE DE RETORNO PROCEDENTE DE LA CAMARA DE RETROCESO DEL CILINDRO. LA OTRA CAMARA INCLUYE MEDIOS PARA ABRIR O CERRAR LA INTERCOMUNICACION A TRAVES DE DICHA CAMARA, EN FUNCION DE LA PRESION DEL ACEITE QUE LLEGA PROCEDENTE LA BOMBA, AL CONDUCTO DE SUMINISTRO DE ACEITE A LA CAMARA DE RETROCESO DEL CILINDRO. SE LOGRA REGULAR EL CAUDAL COMO FUNCION INVERSA DE LA CARGA Y REDUCIR EL EFECTODE LA PRESION INDUCIDA.
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES8603601A ES2004356A6 (es) | 1986-12-26 | 1986-12-26 | Distribuidor para cilindros hidraulicos |
AU11043/88A AU609085B2 (en) | 1986-12-26 | 1987-12-18 | Distributor for hydraulic cylinders |
EP88900705A EP0340235B1 (en) | 1986-12-26 | 1987-12-18 | Distributor for hydraulic cylinders |
PCT/SE1987/000617 WO1988005135A1 (en) | 1986-12-26 | 1987-12-18 | Distributor for hydraulic cylinders |
AT88900705T ATE75819T1 (de) | 1986-12-26 | 1987-12-18 | Verteiler fuer hydraulische zylinder. |
DE8888900705T DE3778915D1 (de) | 1986-12-26 | 1987-12-18 | Verteiler fuer hydraulische zylinder. |
US07/138,059 US4878418A (en) | 1986-12-26 | 1987-12-28 | Distributor for hydraulic cylinders |
DK432088A DK432088A (da) | 1986-12-26 | 1988-08-02 | Fordeler til hydrauliske cylindre |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES8603601A ES2004356A6 (es) | 1986-12-26 | 1986-12-26 | Distribuidor para cilindros hidraulicos |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2004356A6 true ES2004356A6 (es) | 1989-01-01 |
Family
ID=8248956
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES8603601A Expired ES2004356A6 (es) | 1986-12-26 | 1986-12-26 | Distribuidor para cilindros hidraulicos |
Country Status (6)
Country | Link |
---|---|
US (1) | US4878418A (es) |
EP (1) | EP0340235B1 (es) |
AU (1) | AU609085B2 (es) |
DK (1) | DK432088A (es) |
ES (1) | ES2004356A6 (es) |
WO (1) | WO1988005135A1 (es) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4241846C2 (de) * | 1992-12-11 | 1996-09-26 | Danfoss As | Hydraulisches System |
DE4243973C1 (de) * | 1992-12-23 | 1994-07-07 | Heilmeier & Weinlein | Hydraulische Steuervorrichtung |
US6868672B2 (en) * | 2003-05-13 | 2005-03-22 | Sauer-Danfoss, Inc. | Method of controlling a swinging boom and apparatus for controlling the same |
DE102009058371A1 (de) * | 2009-12-15 | 2011-06-16 | Hydac Filtertechnik Gmbh | Ventilanordnung zur Ansteuerung eines Verbrauchers |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2343662C2 (de) * | 1973-08-30 | 1986-04-30 | Robert Bosch Gmbh, 7000 Stuttgart | Hydraulische Steuereinrichtung |
US3906980A (en) * | 1974-04-04 | 1975-09-23 | Deere & Co | Direction control valve embodying a sleeve-like pressure equalizing valve element |
US4140152A (en) * | 1976-08-20 | 1979-02-20 | Tadeusz Budzich | Load responsive valve assemblies |
US4117862A (en) * | 1977-02-07 | 1978-10-03 | Tomco, Inc. | Pressure compensated control valve |
US4388946A (en) * | 1981-04-20 | 1983-06-21 | Linde Aktiengesellschaft | Valves |
CS231935B1 (en) * | 1982-12-31 | 1984-12-14 | Augustin Leiter | Distributor with controlled load independent flow |
DE3302000A1 (de) * | 1983-01-21 | 1984-07-26 | Danfoss A/S, Nordborg | Hydraulisches schieberventil |
DE3341641A1 (de) * | 1983-11-17 | 1985-05-30 | Mannesmann Rexroth GmbH, 8770 Lohr | Wegeventil mit bremskolben |
US4518004A (en) * | 1983-11-21 | 1985-05-21 | Hr Textron Inc. | Multifunction valve |
US4610194A (en) * | 1985-03-01 | 1986-09-09 | Caterpillar Inc. | Load sensing circuit of load responsive direction control valve |
FR2586463B1 (fr) * | 1985-08-26 | 1987-12-24 | Leblon Hubert | Valves cartouches a inserer multi-fonctions coaxiales et application a la commande d'un verin a double effet |
US4738279A (en) * | 1985-12-17 | 1988-04-19 | Linde Aktiengesellschaft | Multiway valves with load feedback |
US4694731A (en) * | 1986-12-22 | 1987-09-22 | Caterpillar Inc. | Load compensated valve |
-
1986
- 1986-12-26 ES ES8603601A patent/ES2004356A6/es not_active Expired
-
1987
- 1987-12-18 WO PCT/SE1987/000617 patent/WO1988005135A1/en active IP Right Grant
- 1987-12-18 AU AU11043/88A patent/AU609085B2/en not_active Ceased
- 1987-12-18 EP EP88900705A patent/EP0340235B1/en not_active Expired - Lifetime
- 1987-12-28 US US07/138,059 patent/US4878418A/en not_active Expired - Fee Related
-
1988
- 1988-08-02 DK DK432088A patent/DK432088A/da not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
AU1104388A (en) | 1988-07-27 |
WO1988005135A1 (en) | 1988-07-14 |
AU609085B2 (en) | 1991-04-26 |
DK432088D0 (da) | 1988-08-02 |
EP0340235A1 (en) | 1989-11-08 |
US4878418A (en) | 1989-11-07 |
EP0340235B1 (en) | 1992-05-06 |
DK432088A (da) | 1988-08-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
SA6 | Expiration date (snapshot 920101) |
Free format text: 2006-12-26 |
|
FD1A | Patent lapsed |
Effective date: 20010503 |