ES8606150A1 - Una disposicion de bomba hidraulica de desplazamiento varia-ble,tal como una bomba de piston axial en un sistema de ac- cionamiento hidraulico de vehiculos - Google Patents

Una disposicion de bomba hidraulica de desplazamiento varia-ble,tal como una bomba de piston axial en un sistema de ac- cionamiento hidraulico de vehiculos

Info

Publication number
ES8606150A1
ES8606150A1 ES540093A ES540093A ES8606150A1 ES 8606150 A1 ES8606150 A1 ES 8606150A1 ES 540093 A ES540093 A ES 540093A ES 540093 A ES540093 A ES 540093A ES 8606150 A1 ES8606150 A1 ES 8606150A1
Authority
ES
Spain
Prior art keywords
valve
pressure
pistons
control valve
override
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
Application number
ES540093A
Other languages
English (en)
Other versions
ES540093A0 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Deere and Co
Original Assignee
Deere and Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Deere and Co filed Critical Deere and Co
Publication of ES540093A0 publication Critical patent/ES540093A0/es
Publication of ES8606150A1 publication Critical patent/ES8606150A1/es
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/08—Regulating by delivery pressure
    • 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
    • Y10T137/87177—With bypass
    • Y10T137/87185—Controlled by supply or exhaust valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Rotary Pumps (AREA)
  • Endoscopes (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Fertilizing (AREA)
  • Control Of Fluid Gearings (AREA)

Abstract

PERFECCIONAMIENTO EN UNA DISPOSICION DE BOMBA HIDRAULICA DE DESPLAZAMIENTO VARIABLE, TAL COMO UNA BOMBA DE PISTONES AXIALES DEL SISTEMA DE ACCIONAMIENTO HIDROSTATICO DE VEHICULOS. CONSISTENTES EN: DOTAR A LA DISPOSICION DE VALVULA DE DERIVACION (30) NEUTRA, QUE COMUNICA LA ENTRADA DE ALTA PRESION AL DEPOSITO; COMPRENDER LA VALVULA DE CONTROL (24) DE CARRERA, UN CARRETE ACCIONABLE (26) POR UN OPERADOR, CENTRADO POR RESORTES (44, 46), Y MOVIBLE DENTRO DE UN MANGUITO SEGUIDOR (28); DETECTAR EL MANGUITO SEGUIDOR (28), LA POSICION DEL PLATO OSCILANTE A TRAVES DE UNA UNION DE REALIMENTACION DE POSICION (30).
ES540093A 1984-02-03 1985-02-01 Una disposicion de bomba hidraulica de desplazamiento varia-ble,tal como una bomba de piston axial en un sistema de ac- cionamiento hidraulico de vehiculos Expired ES8606150A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/576,688 US4518320A (en) 1984-02-03 1984-02-03 Variable displacement pump system

Publications (2)

Publication Number Publication Date
ES540093A0 ES540093A0 (es) 1986-04-01
ES8606150A1 true ES8606150A1 (es) 1986-04-01

Family

ID=24305547

Family Applications (1)

Application Number Title Priority Date Filing Date
ES540093A Expired ES8606150A1 (es) 1984-02-03 1985-02-01 Una disposicion de bomba hidraulica de desplazamiento varia-ble,tal como una bomba de piston axial en un sistema de ac- cionamiento hidraulico de vehiculos

Country Status (11)

Country Link
US (1) US4518320A (es)
EP (1) EP0153065B1 (es)
JP (1) JP2521658B2 (es)
AT (1) ATE34020T1 (es)
AU (1) AU566197B2 (es)
BR (1) BR8500340A (es)
CA (1) CA1225279A (es)
DE (1) DE3562509D1 (es)
DK (1) DK46885A (es)
ES (1) ES8606150A1 (es)
ZA (1) ZA85800B (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5554007A (en) * 1994-10-17 1996-09-10 Caterpillar Inc. Variable displacement axial piston hydraulic unit
CA2260684C (en) 1998-02-06 2004-06-01 Robert D. Backer Pump enable system and method
EP1712788A1 (en) * 2004-01-05 2006-10-18 Hitachi Construction Machinery Co., Ltd. Inclined rotation control device of variable displacement hydraulic pump
US8024925B2 (en) * 2005-11-08 2011-09-27 Caterpillar Inc. Apparatus, system, and method for controlling a desired torque output
US8286984B2 (en) * 2007-12-18 2012-10-16 Dillon Ben N Articulated combine with unloading and rear bogey steering architecture
US8661804B2 (en) 2009-12-11 2014-03-04 Caterpillar Inc. Control system for swashplate pump
US8165765B2 (en) 2010-05-28 2012-04-24 Caterpillar Inc. Variator pressure-set torque control
US11592000B2 (en) * 2018-07-31 2023-02-28 Danfoss Power Solutions, Inc. Servoless motor

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2945449A (en) * 1954-06-03 1960-07-19 Bendix Aviat Corp Hydraulic control pump
US3164960A (en) * 1963-09-03 1965-01-12 New York Air Brake Co Hydrostatic transmission
US3350881A (en) * 1966-01-13 1967-11-07 Delavan Mfg Company Constant delivery pump system
US3416452A (en) * 1966-12-29 1968-12-17 Gen Signal Corp Controls for variable displacement pumps
US3439709A (en) * 1967-04-17 1969-04-22 Allis Chalmers Mfg Co Hydraulic draft control valve
DE2017656A1 (de) * 1969-04-23 1970-11-05 Pensa, Carlo, Esino Lario, Como (Italien) Hydraulische FördermengeneinsteHvorrichtung für eine oder mehrere Pumpen
BE757640A (fr) * 1969-10-16 1971-04-16 Borg Warner Systemes hydrauliques, notamment pour la regulation d'une pompea debit variable
DE2101730A1 (de) * 1971-01-15 1972-07-20 Robert Bosch Gmbh, 7000 Stuttgart Regel- und Steuereinrichtung für eine Hydromaschine
US3758235A (en) * 1971-09-22 1973-09-11 Sperry Rand Corp Power transmission
DE2342786A1 (de) * 1973-08-24 1975-03-06 Kloeckner Humboldt Deutz Ag Steuereinrichtung fuer ein hydrostatisches kraftfahrzeuggetriebe
US3941514A (en) * 1974-05-20 1976-03-02 Sundstrand Corporation Torque limiting control
JPS5236282A (en) * 1975-09-17 1977-03-19 Nuclear Fuel Ind Ltd Installing method for nuclear fuel assembly
CA1104033A (en) * 1977-02-24 1981-06-30 Commercial Shearing, Inc. Pressure and flow compensated control system with constant torque and viscosity sensing over-ride
DE2962702D1 (en) * 1978-08-25 1982-06-24 Dewandre Co Ltd C Improvements relating to hydraulic control systems
US4212164A (en) * 1978-12-06 1980-07-15 General Signal Corporation Variable delivery pump control system
EP0056865B1 (en) * 1980-12-27 1985-07-31 Hitachi Construction Machinery Co., Ltd. Hydraulic power system
US4456434A (en) * 1982-03-01 1984-06-26 Vickers, Incorporated Power transmission

Also Published As

Publication number Publication date
US4518320A (en) 1985-05-21
JP2521658B2 (ja) 1996-08-07
EP0153065A1 (en) 1985-08-28
ZA85800B (en) 1986-10-29
JPS60182375A (ja) 1985-09-17
DK46885D0 (da) 1985-02-01
DE3562509D1 (en) 1988-06-09
ES540093A0 (es) 1986-04-01
ATE34020T1 (de) 1988-05-15
BR8500340A (pt) 1985-09-10
EP0153065B1 (en) 1988-05-04
AU3823785A (en) 1985-08-08
AU566197B2 (en) 1987-10-08
CA1225279A (en) 1987-08-11
DK46885A (da) 1985-08-04

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