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DE59504916D1 - Steueranordnung für wenigstens zwei hydraulische verbraucher - Google Patents

Steueranordnung für wenigstens zwei hydraulische verbraucher

Info

Publication number
DE59504916D1
DE59504916D1 DE59504916T DE59504916T DE59504916D1 DE 59504916 D1 DE59504916 D1 DE 59504916D1 DE 59504916 T DE59504916 T DE 59504916T DE 59504916 T DE59504916 T DE 59504916T DE 59504916 D1 DE59504916 D1 DE 59504916D1
Authority
DE
Germany
Prior art keywords
control arrangement
hydraulic consumers
consumers
hydraulic
arrangement
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 - Fee Related
Application number
DE59504916T
Other languages
English (en)
Inventor
Martin Schmitt
Thomas Weickert
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.)
Bosch Rexroth AG
Original Assignee
Mannesmann Rexroth AG
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 Mannesmann Rexroth AG filed Critical Mannesmann Rexroth AG
Application granted granted Critical
Publication of DE59504916D1 publication Critical patent/DE59504916D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F15B13/0416—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor with means or adapted for load sensing
    • F15B13/0417—Load sensing elements; Internal fluid connections therefor; Anti-saturation or pressure-compensation 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
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • 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
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • F15B11/161—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors with sensing of servomotor demand or load
    • F15B11/165—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors with sensing of servomotor demand or load for adjusting the pump output or bypass in response to demand
    • 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
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/2053—Type of pump
    • F15B2211/20546—Type of pump variable capacity
    • F15B2211/20553—Type of pump variable capacity with pilot circuit, e.g. for controlling a swash plate
    • 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
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/25—Pressure control functions
    • F15B2211/253—Pressure margin control, e.g. pump pressure in relation to load pressure
    • 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
    • F15B2211/30525—Directional control valves, e.g. 4/3-directional control valve
    • F15B2211/3053—In combination with a pressure compensating valve
    • F15B2211/30535—In combination with a pressure compensating valve the pressure compensating valve is arranged between pressure source and directional control valve
    • 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
    • F15B2211/3157—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source, an output member and a return line
    • F15B2211/31576—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source, an output member and a return line 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
    • F15B2211/40515—Flow control characterised by the type of flow control means or valve with variable 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
    • F15B2211/40—Flow control
    • F15B2211/405—Flow control characterised by the type of flow control means or valve
    • F15B2211/40553—Flow control characterised by the type of flow control means or valve with pressure compensating valves
    • F15B2211/40569—Flow control characterised by the type of flow control means or valve with pressure compensating valves the pressure compensating valve arranged downstream of the flow control means
    • 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
    • F15B2211/45—Control of bleed-off flow, e.g. control of bypass flow to the return line
    • 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
    • F15B2211/455—Control of flow in the feed line, i.e. meter-in control
    • 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
    • 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
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/605—Load sensing circuits
    • F15B2211/6051—Load sensing circuits having valve means between output member and the load sensing circuit
    • F15B2211/6052—Load sensing circuits having valve means between output member and the load sensing circuit using 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
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/605—Load sensing circuits
    • F15B2211/6051—Load sensing circuits having valve means between output member and the load sensing circuit
    • F15B2211/6055—Load sensing circuits having valve means between output member and the load sensing circuit using 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
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/635—Circuits providing pilot pressure to pilot pressure-controlled fluid circuit elements
    • F15B2211/6355—Circuits providing pilot pressure to pilot pressure-controlled fluid circuit elements having valve means
    • 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
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
    • F15B2211/7051—Linear output members
    • F15B2211/7053—Double-acting output members
    • 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
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
DE59504916T 1994-05-21 1995-04-29 Steueranordnung für wenigstens zwei hydraulische verbraucher Expired - Fee Related DE59504916D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4417962A DE4417962A1 (de) 1994-05-21 1994-05-21 Steueranordnung für wenigstens zwei hydraulische Verbraucher
PCT/EP1995/001642 WO1995032364A1 (de) 1994-05-21 1995-04-29 Steueranordnung für wenigstens zwei hydraulische verbraucher

Publications (1)

Publication Number Publication Date
DE59504916D1 true DE59504916D1 (de) 1999-03-04

Family

ID=6518754

Family Applications (2)

Application Number Title Priority Date Filing Date
DE4417962A Withdrawn DE4417962A1 (de) 1994-05-21 1994-05-21 Steueranordnung für wenigstens zwei hydraulische Verbraucher
DE59504916T Expired - Fee Related DE59504916D1 (de) 1994-05-21 1995-04-29 Steueranordnung für wenigstens zwei hydraulische verbraucher

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE4417962A Withdrawn DE4417962A1 (de) 1994-05-21 1994-05-21 Steueranordnung für wenigstens zwei hydraulische Verbraucher

Country Status (6)

Country Link
US (1) US5752384A (de)
EP (1) EP0760908B1 (de)
JP (1) JPH10500472A (de)
KR (1) KR970703494A (de)
DE (2) DE4417962A1 (de)
WO (1) WO1995032364A1 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19703997A1 (de) * 1997-02-04 1998-08-06 Mannesmann Rexroth Ag Hydraulischer Steuerkreis für einen vorrangigen und für einen nachrangigen hydraulischen Verbraucher
DE19828963A1 (de) 1998-06-29 1999-12-30 Mannesmann Rexroth Ag Hydraulische Schaltung
DE19831595B4 (de) * 1998-07-14 2007-02-01 Bosch Rexroth Aktiengesellschaft Hydraulische Schaltung
DE19855187A1 (de) 1998-11-30 2000-05-31 Mannesmann Rexroth Ag Verfahren und Steueranordnung zur Ansteuerung eines hydraulischen Verbrauchers
KR100379863B1 (ko) * 1999-04-26 2003-04-11 히다치 겡키 가부시키 가이샤 유압회로장치
DE19944835A1 (de) * 1999-09-18 2001-03-22 Rauch Landmaschfab Gmbh Vorrichtung zum Verteilen von Streugut
DE10047175A1 (de) * 2000-09-22 2002-04-11 Mannesmann Rexroth Ag Verfahren und Steueranordnung zur Ansteuerung von hydraulischen Verbrauchern
DE10058032A1 (de) * 2000-11-23 2002-05-29 Mannesmann Rexroth Ag Hydraulische Steueranordnung
US6675904B2 (en) * 2001-12-20 2004-01-13 Volvo Construction Equipment Holding Sweden Ab Apparatus for controlling an amount of fluid for heavy construction equipment
JP4495973B2 (ja) 2002-03-04 2010-07-07 ボッシュ レックスロス アーゲー バルブアセンブリ
DE10325296A1 (de) 2003-06-04 2004-12-23 Bosch Rexroth Ag Hydraulische Steueranordnung
DE10325294A1 (de) * 2003-06-04 2004-12-23 Bosch Rexroth Ag Hydraulische Steueranordnung
WO2005066505A1 (de) * 2004-01-07 2005-07-21 Bosch Rexroth Ag Stromventil und stromteiler mit mehreren stromventilen
WO2005075834A1 (de) 2004-02-05 2005-08-18 Bosch Rexroth Ag Messblendenanordnung für ein hydraulisches stromteil- und stromsummiergerät
DE102005033222B4 (de) * 2005-07-15 2012-05-16 Bosch Rexroth Aktiengesellschaft LUDV-Ventilanordnung
DE102005055309A1 (de) 2005-11-21 2007-05-24 Bosch Rexroth Ag Hydraulische Steuervorrichtung
US7260931B2 (en) * 2005-11-28 2007-08-28 Caterpillar Inc. Multi-actuator pressure-based flow control system
DE102007028864A1 (de) * 2007-03-27 2008-10-02 Robert Bosch Gmbh Hydraulische Steueranordnung
DE102010009705A1 (de) 2010-03-01 2011-09-01 Robert Bosch Gmbh Hydraulische Steueranordnung
CN103109095A (zh) * 2010-03-17 2013-05-15 派克汉尼芬公司 带有限压器的液压阀
DE102010027964A1 (de) * 2010-04-20 2011-10-20 Deere & Company Hydraulische Anordnung
US8459195B2 (en) 2011-04-28 2013-06-11 Michael H. IRVING Self load sensing circuit board controller diaphragm pump
JP5948260B2 (ja) * 2013-01-24 2016-07-06 Ｋｙｂ株式会社 流体圧制御装置
WO2014121081A1 (en) 2013-01-31 2014-08-07 Parker-Hannifin Corporation Pressure limited flow priority boost
US9611870B2 (en) * 2013-02-05 2017-04-04 Volvo Construction Equipment Ab Construction equipment pressure control valve
EP2980416B1 (de) * 2014-07-31 2019-06-05 Bucher Hydraulics S.p.A. Hydraulikteil für Lastmessungsanwendungen und hydraulischer Mehrfachverteiler
JP6656913B2 (ja) * 2015-12-24 2020-03-04 株式会社クボタ 作業機の油圧システム
DE102021103091A1 (de) 2021-02-10 2022-08-11 Zf Cv Systems Europe Bv Elektropneumatischer Getriebesteller
CN117590876B (zh) * 2024-01-18 2024-05-24 深圳市前海能源科技发展有限公司 并联阀门组的运行优化方法、系统、电子设备及存储介质

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Publication number Priority date Publication date Assignee Title
DE3044144A1 (de) * 1980-11-24 1982-09-09 Linde Ag, 6200 Wiesbaden Hydrostatisches antriebssystem mit einer einstellbaren pumpe und mehreren verbrauchern
DE3540061A1 (de) * 1985-02-28 1987-05-14 Rexroth Mannesmann Gmbh Mehrwegeventil mit druckwaage
DE3603630A1 (de) * 1986-02-06 1987-08-13 Rexroth Mannesmann Gmbh Steueranordnung fuer mindestens zwei von mindestens einer pumpe gespeiste hydraulische verbraucher
JP2582266B2 (ja) * 1987-09-29 1997-02-19 新キヤタピラー三菱株式会社 流体圧制御システム
DE3805061A1 (de) * 1988-02-18 1989-08-31 Linde Ag Hydraulische schaltanordnung
DE3812753C2 (de) * 1988-04-16 1994-05-26 Rexroth Mannesmann Gmbh Ventilanordnung für eine verstellbare Pumpe
DE3919175A1 (de) * 1989-06-12 1990-12-13 Hydromatik Gmbh Regeleinrichtung fuer eine verstellbare pumpe
DE4135013C2 (de) * 1991-10-23 2000-07-27 Linde Ag Hydraulisches Antriebssystem
DE4137963C2 (de) * 1991-10-30 1995-03-23 Rexroth Mannesmann Gmbh Ventilanordnung zur lastunabhängigen Steuerung mehrerer hydraulischer Verbraucher
JP3124094B2 (ja) * 1991-12-25 2001-01-15 カヤバ工業株式会社 複数アクチュエータの制御装置
FR2689575B1 (fr) * 1992-04-06 1994-07-08 Rexroth Sigma Distributeur hydraulique a compensation de pression et une selection de pression maximale pour piloter une pompe et commande hydraulique multiple incluant de tels distributeurs.
DE4235707B4 (de) * 1992-10-22 2007-10-18 Linde Material Handling Gmbh Hydrostatisches Antriebssystem
DE9318522U1 (de) * 1993-12-03 1995-03-30 O & K Orenstein & Koppel Ag, 13581 Berlin Steuerung zur Aufteilung des Förderstromes bei Hydrauliksystemen auf mehrere Verbraucher

Also Published As

Publication number Publication date
US5752384A (en) 1998-05-19
KR970703494A (ko) 1997-07-03
JPH10500472A (ja) 1998-01-13
EP0760908B1 (de) 1999-01-20
DE4417962A1 (de) 1995-11-23
WO1995032364A1 (de) 1995-11-30
EP0760908A1 (de) 1997-03-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: BOSCH REXROTH AG, 70184 STUTTGART, DE

8339 Ceased/non-payment of the annual fee