DE4224469A1 - Hydraulisches Wegeventil in Kolbenschieber-Bauweise - Google Patents

Hydraulisches Wegeventil in Kolbenschieber-Bauweise

Info

Publication number
DE4224469A1
DE4224469A1 DE4224469A DE4224469A DE4224469A1 DE 4224469 A1 DE4224469 A1 DE 4224469A1 DE 4224469 A DE4224469 A DE 4224469A DE 4224469 A DE4224469 A DE 4224469A DE 4224469 A1 DE4224469 A1 DE 4224469A1
Authority
DE
Germany
Prior art keywords
control
hydraulic directional
valve according
notch
longitudinal slide
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Withdrawn
Application number
DE4224469A
Other languages
German (de)
English (en)
Inventor
Eckard Schuttenberg
Berthold Dipl Ing Pfuhl
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to DE4224469A priority Critical patent/DE4224469A1/de
Priority to DE59306565T priority patent/DE59306565D1/de
Priority to EP93111507A priority patent/EP0581156B1/de
Priority to JP5183760A priority patent/JPH06185659A/ja
Publication of DE4224469A1 publication Critical patent/DE4224469A1/de
Withdrawn legal-status Critical Current

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
    • F15B13/0401—Valve members; Fluid interconnections therefor
    • F15B13/0402—Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool 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
    • F15B2013/008—Throttling member profiles

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Sliding Valves (AREA)
  • Fluid-Driven Valves (AREA)
  • Multiple-Way Valves (AREA)
DE4224469A 1992-07-24 1992-07-24 Hydraulisches Wegeventil in Kolbenschieber-Bauweise Withdrawn DE4224469A1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE4224469A DE4224469A1 (de) 1992-07-24 1992-07-24 Hydraulisches Wegeventil in Kolbenschieber-Bauweise
DE59306565T DE59306565D1 (de) 1992-07-24 1993-07-17 Hydraulisches Wegeventil in Kolbenschieber-Bauweise
EP93111507A EP0581156B1 (de) 1992-07-24 1993-07-17 Hydraulisches Wegeventil in Kolbenschieber-Bauweise
JP5183760A JPH06185659A (ja) 1992-07-24 1993-07-26 液力式ピストンスライダ型方向制御弁

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4224469A DE4224469A1 (de) 1992-07-24 1992-07-24 Hydraulisches Wegeventil in Kolbenschieber-Bauweise

Publications (1)

Publication Number Publication Date
DE4224469A1 true DE4224469A1 (de) 1994-01-27

Family

ID=6464002

Family Applications (2)

Application Number Title Priority Date Filing Date
DE4224469A Withdrawn DE4224469A1 (de) 1992-07-24 1992-07-24 Hydraulisches Wegeventil in Kolbenschieber-Bauweise
DE59306565T Expired - Fee Related DE59306565D1 (de) 1992-07-24 1993-07-17 Hydraulisches Wegeventil in Kolbenschieber-Bauweise

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE59306565T Expired - Fee Related DE59306565D1 (de) 1992-07-24 1993-07-17 Hydraulisches Wegeventil in Kolbenschieber-Bauweise

Country Status (3)

Country Link
EP (1) EP0581156B1 (enrdf_load_stackoverflow)
JP (1) JPH06185659A (enrdf_load_stackoverflow)
DE (2) DE4224469A1 (enrdf_load_stackoverflow)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0710789A4 (en) * 1993-07-26 1997-03-19 Komatsu Mfg Co Ltd DIRECTION VALVE FOR FULLY AUTOMATIC HYDRAULIC STEERING SYSTEM
WO2013020737A1 (de) * 2011-08-09 2013-02-14 Robert Bosch Gmbh Schieberventil mit einem ventilschieber
CN104534124A (zh) * 2014-12-01 2015-04-22 浙江工业大学 位移可放大2d电液比例换向阀
CN111255917A (zh) * 2020-02-04 2020-06-09 宁波文泽机电技术开发有限公司 一种天然气压缩机控制装置
DE102020208933A1 (de) 2020-07-16 2022-01-20 Robert Bosch Gesellschaft mit beschränkter Haftung Regelventil mit radialer Ausnehmung im Bereich der ersten und der zweiten Blende
DE102021207650A1 (de) 2021-07-19 2023-01-19 Robert Bosch Gesellschaft mit beschränkter Haftung Schieberventil mit geringer Neigung zum hydraulischen Klemmen

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6460561B1 (en) * 1998-10-28 2002-10-08 Luk Getriebe-Systeme Gmbh Valve piston and valve equipped with same
KR100506367B1 (ko) * 1999-01-27 2005-08-10 현대자동차주식회사 자동 변속기 압력 제어 밸브의 노치 구조
DE10041168A1 (de) * 2000-08-21 2002-03-07 Mannesmann Rexroth Ag Ventileinrichtung
DE102009041859A1 (de) * 2009-09-16 2011-03-24 Robert Bosch Gmbh Steuerschieber eines Hydraulikventils
JP6700137B2 (ja) * 2016-07-28 2020-05-27 住友精密工業株式会社 流量制御弁
CN111089090A (zh) * 2019-10-30 2020-05-01 润琛液压机械南通有限公司 一种微型挖掘机手动液压多路阀
US11680649B2 (en) * 2020-11-16 2023-06-20 Parker-Hannifin Corporstion Proportional valve spool with linear flow gain
DE102023119890A1 (de) 2023-06-14 2024-12-19 Danfoss A/S Verbesserter Ventilkolben für ein Schieberventil
WO2024256297A1 (en) 2023-06-14 2024-12-19 Danfoss A/S Improved spool for a spool valve

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2717384C2 (de) * 1977-04-20 1983-12-22 Mannesmann Rexroth GmbH, 8770 Lohr Hydraulisch betätigtes Steuerventil
DE3226809A1 (de) * 1982-07-17 1984-01-19 Robert Bosch Gmbh, 7000 Stuttgart Hydraulisches wegeventil
DE3504268A1 (de) * 1985-02-08 1986-08-14 Heller Hydraulik GmbH, 7440 Nürtingen Ventil mit vorsteuerung
DE3737392A1 (de) * 1987-11-04 1989-05-24 Bosch Gmbh Robert Hydraulisches steuerventil
DE8801058U1 (de) * 1988-01-29 1988-03-10 Danfoss A/S, Nordborg Hydraulisches Steuerventil mit Druckfühleinrichtung
DE3915584A1 (de) * 1989-05-12 1990-11-15 Volker Siems Hydraulischer drosselschieber mit einem in der zylinderbohrung axial bewegbaren kolben
US4941508A (en) * 1989-12-28 1990-07-17 Dana Corporation Force balanced hydraulic spool valve

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0710789A4 (en) * 1993-07-26 1997-03-19 Komatsu Mfg Co Ltd DIRECTION VALVE FOR FULLY AUTOMATIC HYDRAULIC STEERING SYSTEM
US5682744A (en) * 1993-07-26 1997-11-04 Komatsu Ltd. Directional control valve in a full hydraulic type steering control system
WO2013020737A1 (de) * 2011-08-09 2013-02-14 Robert Bosch Gmbh Schieberventil mit einem ventilschieber
US9689501B2 (en) 2011-08-09 2017-06-27 Robert Bosch Gmbh Slide valve having a valve slide
CN104534124A (zh) * 2014-12-01 2015-04-22 浙江工业大学 位移可放大2d电液比例换向阀
CN111255917A (zh) * 2020-02-04 2020-06-09 宁波文泽机电技术开发有限公司 一种天然气压缩机控制装置
DE102020208933A1 (de) 2020-07-16 2022-01-20 Robert Bosch Gesellschaft mit beschränkter Haftung Regelventil mit radialer Ausnehmung im Bereich der ersten und der zweiten Blende
US11512784B2 (en) 2020-07-16 2022-11-29 Robert Bosch Gmbh Control valve having a radial recess in the region of the first and the second orifice
DE102021207650A1 (de) 2021-07-19 2023-01-19 Robert Bosch Gesellschaft mit beschränkter Haftung Schieberventil mit geringer Neigung zum hydraulischen Klemmen

Also Published As

Publication number Publication date
EP0581156A2 (de) 1994-02-02
JPH06185659A (ja) 1994-07-08
EP0581156B1 (de) 1997-05-28
DE59306565D1 (de) 1997-07-03
EP0581156A3 (enrdf_load_stackoverflow) 1994-03-16

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee