ES2077005T3 - Valvula de paso proporcional con posicion regulada. - Google Patents
Valvula de paso proporcional con posicion regulada.Info
- Publication number
- ES2077005T3 ES2077005T3 ES90123084T ES90123084T ES2077005T3 ES 2077005 T3 ES2077005 T3 ES 2077005T3 ES 90123084 T ES90123084 T ES 90123084T ES 90123084 T ES90123084 T ES 90123084T ES 2077005 T3 ES2077005 T3 ES 2077005T3
- Authority
- ES
- Spain
- Prior art keywords
- bypass valve
- case
- control
- regulated position
- failure
- 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 - Lifetime
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
- F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
- F15B13/043—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves
- F15B13/0435—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves the pilot valves being sliding 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
- 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
- F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
- F15B13/043—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot 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
- 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
- F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
- F15B13/043—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves
- F15B13/0433—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves the pilot valves being pressure control 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
- Y10T137/86614—Electric
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Servomotors (AREA)
- Fluid-Driven Valves (AREA)
- Fluid-Pressure Circuits (AREA)
- Magnetically Actuated Valves (AREA)
- Vehicle Body Suspensions (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Abstract
EL EMBOLO DE CONTROL PRINCIPAL (8) SE CONTROLA HIDRAULICAMENTE POR MEDIO DE DOS IMANES DE CONTROL (4, 6) CON VALVULAS DE CORREDERA DE CONTROL PREVIO ACTIVADAS, RESPECTIVAMENTE, CON FORMACION DE FUERZA PROPORCIONAL A LA CORRIENTE DE CONTROL. EN CASO DE FALLO DE LA ACTIVACION ELECTRICA, LA VALVULA SE POSICIONA SIEMPRE CENTRADA CON PRESION EN POSICION CENTRAL Y EN CASO DE FALLO DE LA PRESION DE CONTROL PREVIO SE POSICIONA CENTRADA POR RESORTE EN POSICION CENTRAL.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
LU87640A LU87640A1 (de) | 1989-12-13 | 1989-12-13 | Lagegeregeltes proportionalwegeventil |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2077005T3 true ES2077005T3 (es) | 1995-11-16 |
Family
ID=19731201
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES90123084T Expired - Lifetime ES2077005T3 (es) | 1989-12-13 | 1990-12-03 | Valvula de paso proporcional con posicion regulada. |
Country Status (9)
Country | Link |
---|---|
US (1) | US5144983A (es) |
EP (1) | EP0432606B1 (es) |
JP (1) | JP3193729B2 (es) |
AT (1) | ATE126325T1 (es) |
CA (1) | CA2031770C (es) |
DE (1) | DE59009502D1 (es) |
ES (1) | ES2077005T3 (es) |
FI (1) | FI98240C (es) |
LU (1) | LU87640A1 (es) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
LU88277A1 (de) * | 1993-05-27 | 1994-12-01 | Hydrolux Sarl | Vorgesteuertes Servoventil |
US5366202A (en) * | 1993-07-06 | 1994-11-22 | Caterpillar Inc. | Displacement controlled hydraulic proportional valve |
US5421545A (en) * | 1993-09-03 | 1995-06-06 | Caterpillar Inc. | Poppet valve with force feedback control |
US5350152A (en) * | 1993-12-27 | 1994-09-27 | Caterpillar Inc. | Displacement controlled hydraulic proportional valve |
DE19646446A1 (de) * | 1996-11-11 | 1998-05-14 | Rexroth Mannesmann Gmbh | Ventilanordnung |
DE19900771B4 (de) * | 1999-01-12 | 2007-06-06 | Abb Patent Gmbh | Umschaltventil eines hydraulischen Antriebes für eine Betätigungseinrichtung, insbesondere ein Schaltgerät |
US6769252B2 (en) | 2001-12-10 | 2004-08-03 | Caterpillar Inc | Fluid system having variable pressure relief |
FR2847641B1 (fr) * | 2002-11-25 | 2006-06-30 | Snowstar S R L | Vanne de regulation a tiroir a au moins deux voies d'un nouveau type |
DE10344458B3 (de) * | 2003-09-25 | 2005-05-25 | Festo Ag & Co. | Vorgesteuertes Mehrwegeventil |
DE102010005228A1 (de) | 2010-01-21 | 2011-07-28 | Hydac Fluidtechnik GmbH, 66280 | Ventilvorrichtung |
EP2711561B1 (en) * | 2012-09-21 | 2019-08-28 | Danfoss Power Solutions Aps | Electrohydraulic control valve arrangement |
DE102014019615A1 (de) | 2014-12-30 | 2016-06-30 | Hydac Fluidtechnik Gmbh | Ventilvorrichtung |
CN104633174A (zh) * | 2015-01-22 | 2015-05-20 | 天长市永鑫科技工贸有限公司 | 一种四通电磁阀 |
JP5876185B1 (ja) * | 2015-08-27 | 2016-03-02 | 憲平 山路 | 電磁比例制御弁システム |
CN105465083B (zh) * | 2016-01-25 | 2017-08-25 | 浙江大学城市学院 | 对称全桥双向型2d电液比例换向阀 |
DE102017219645A1 (de) * | 2017-11-06 | 2019-05-09 | Zf Friedrichshafen Ag | Ventil, Hydrauliksystem und Kraftfahrzeuggetriebe |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4201116A (en) * | 1977-07-11 | 1980-05-06 | The Cessna Aircraft Company | Electro-hydraulic proportional control servo valve |
DE2926547A1 (de) * | 1979-06-30 | 1981-01-15 | Reinhard Ing Grad Kucharzyk | Regel- und fernsteuerbares hydraulisches servoventil mit mechanischer rueckfuehrung und nothandbetaetigung |
DE2932810A1 (de) * | 1979-08-13 | 1981-02-26 | Reinhard Ing Grad Kucharzyk | Elektrohydraulisches servoventil mit mechanischer rueckfuehrungsregelung |
DE2938889A1 (de) * | 1979-09-26 | 1981-04-09 | Reinhard Ing.(grad.) 4050 Mönchengladbach Kucharzyk | Hydrodynamische regeleinrichtung zur druckmittel-stromregelung des steuerkolbens eines elktrohyraulischen servoventiles |
DE2942754A1 (de) * | 1979-10-23 | 1981-05-07 | Reinhard Ing.(grad.) 4050 Mönchengladbach Kucharzyk | Elektrohydraulisches servoventil mit proportionaler druckmittel-stromregelung durch mechanische rueckfuehrung |
DE3125386A1 (de) * | 1981-06-27 | 1983-01-13 | Robert Bosch Gmbh, 7000 Stuttgart | Elektro-hydraulische stelleinrichtung insbesondere zur fernsteuerung eines wegeventils |
DE3527026A1 (de) * | 1985-07-27 | 1987-01-29 | Bosch Gmbh Robert | Elektrohydraulische stelleinheit |
DE3708570C2 (de) * | 1987-03-17 | 1995-11-16 | Bosch Gmbh Robert | Elektrohydraulische Einrichtung zum Betätigen eines in einer Gehäusebohrung verschiebbaren kolbenartigen Teils |
-
1989
- 1989-12-13 LU LU87640A patent/LU87640A1/de unknown
-
1990
- 1990-12-03 ES ES90123084T patent/ES2077005T3/es not_active Expired - Lifetime
- 1990-12-03 AT AT90123084T patent/ATE126325T1/de not_active IP Right Cessation
- 1990-12-03 EP EP19900123084 patent/EP0432606B1/de not_active Expired - Lifetime
- 1990-12-03 US US07/620,419 patent/US5144983A/en not_active Expired - Lifetime
- 1990-12-03 DE DE59009502T patent/DE59009502D1/de not_active Expired - Fee Related
- 1990-12-04 FI FI905981A patent/FI98240C/fi not_active IP Right Cessation
- 1990-12-07 CA CA002031770A patent/CA2031770C/en not_active Expired - Fee Related
- 1990-12-11 JP JP40141090A patent/JP3193729B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5144983A (en) | 1992-09-08 |
FI98240B (fi) | 1997-01-31 |
DE59009502D1 (de) | 1995-09-14 |
ATE126325T1 (de) | 1995-08-15 |
FI905981A0 (fi) | 1990-12-04 |
LU87640A1 (de) | 1990-03-13 |
CA2031770C (en) | 2001-05-01 |
EP0432606A1 (de) | 1991-06-19 |
CA2031770A1 (en) | 1991-06-14 |
JP3193729B2 (ja) | 2001-07-30 |
JPH05312202A (ja) | 1993-11-22 |
EP0432606B1 (de) | 1995-08-09 |
FI98240C (fi) | 1997-05-12 |
FI905981A (fi) | 1991-06-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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