DE69312472D1 - Hydraulische Steuerventilvorrichtung und hydraulisches Antriebssystem - Google Patents
Hydraulische Steuerventilvorrichtung und hydraulisches AntriebssystemInfo
- Publication number
- DE69312472D1 DE69312472D1 DE69312472T DE69312472T DE69312472D1 DE 69312472 D1 DE69312472 D1 DE 69312472D1 DE 69312472 T DE69312472 T DE 69312472T DE 69312472 T DE69312472 T DE 69312472T DE 69312472 D1 DE69312472 D1 DE 69312472D1
- Authority
- DE
- Germany
- Prior art keywords
- hydraulic
- control valve
- drive system
- valve device
- hydraulic control
- 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
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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2221—Control of flow rate; Load sensing arrangements
- E02F9/2225—Control of flow rate; Load sensing arrangements using pressure-compensating 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
- F15B13/0416—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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Fluid-Pressure Circuits (AREA)
- Operation Control Of Excavators (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP29170592A JP3144914B2 (ja) | 1992-10-29 | 1992-10-29 | 油圧制御弁装置 |
JP29170792 | 1992-10-29 | ||
JP29170692A JP3144915B2 (ja) | 1992-10-29 | 1992-10-29 | 油圧制御弁装置 |
PCT/JP1993/001558 WO1994010456A1 (en) | 1992-10-29 | 1993-10-28 | Hydraulic control valve device and hydaulically driving device |
Publications (3)
Publication Number | Publication Date |
---|---|
DE69312472D1 true DE69312472D1 (de) | 1997-08-28 |
DE69312472T2 DE69312472T2 (de) | 1998-01-15 |
DE69312472T3 DE69312472T3 (de) | 2001-05-23 |
Family
ID=27337682
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69312472T Expired - Fee Related DE69312472T3 (de) | 1992-10-29 | 1993-10-28 | Hydraulische Steuerventilvorrichtung und hydraulisches Antriebssystem |
Country Status (5)
Country | Link |
---|---|
US (1) | US5433076A (de) |
EP (1) | EP0620370B2 (de) |
KR (2) | KR0145143B1 (de) |
DE (1) | DE69312472T3 (de) |
WO (1) | WO1994010456A1 (de) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3606976B2 (ja) * | 1995-12-26 | 2005-01-05 | 日立建機株式会社 | 油圧作業機の油圧制御システム |
JP3679848B2 (ja) * | 1995-12-27 | 2005-08-03 | 日立建機株式会社 | 建設機械の作業範囲制限制御装置 |
ES2158637T3 (es) * | 1998-09-08 | 2001-09-01 | Palfinger Ag | Grua. |
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 |
US6745564B2 (en) * | 2001-12-21 | 2004-06-08 | Volvo Construction Equipment Holding Sweden Ab | Hydraulic variable control apparatus for heavy construction equipment |
US20030121258A1 (en) * | 2001-12-28 | 2003-07-03 | Kazunori Yoshino | Hydraulic control system for reducing motor cavitation |
US20040188262A1 (en) * | 2002-02-05 | 2004-09-30 | Heimann Robert L. | Method for treating metallic surfaces and products formed thereby |
KR100518767B1 (ko) * | 2003-05-28 | 2005-10-06 | 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 | 건설중장비용 액츄에이터 유량 가변제어장치 |
KR100559291B1 (ko) * | 2003-06-25 | 2006-03-15 | 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 | 중장비 옵션장치용 유압회로 |
KR100527378B1 (ko) * | 2003-06-25 | 2005-11-09 | 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 | 붐합류용 스플을 이용한 중장비 옵션장치용 유압회로 |
KR100652871B1 (ko) * | 2004-02-24 | 2006-12-06 | 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 | 건설중장비용 유량제어장치 |
DE102004020371A1 (de) * | 2004-04-23 | 2005-11-10 | Botschafter-Knopff, Ilse | Hydraulische Steuereinrichtung |
KR101155779B1 (ko) * | 2004-12-31 | 2012-06-12 | 두산인프라코어 주식회사 | 건설중장비의 붐홀딩제어장치 |
JP4782711B2 (ja) * | 2007-02-21 | 2011-09-28 | 日立建機株式会社 | 方向制御弁装置およびこの方向制御弁装置を複数備えた方向制御弁装置ブロック |
KR100912597B1 (ko) * | 2009-05-13 | 2009-08-19 | 신우공업 주식회사 | 유체제어밸브의 병렬식 복합제어 밸브바디 |
JP5079827B2 (ja) * | 2010-02-10 | 2012-11-21 | 日立建機株式会社 | 油圧ショベルの油圧駆動装置 |
JP5764217B2 (ja) | 2010-11-25 | 2015-08-12 | ボルボ コンストラクション イクイップメント アーベー | 建設機械用流量制御弁 |
KR101317073B1 (ko) * | 2011-06-09 | 2013-10-11 | 주식회사 유압사랑 | 체크 오리피스 기능을 삽입한 프라이어리티 스풀 밸브 |
JP5739066B2 (ja) * | 2011-06-27 | 2015-06-24 | ボルボ コンストラクション イクイップメント アーベー | 建設機械用の油圧制御弁 |
WO2013008965A1 (ko) * | 2011-07-12 | 2013-01-17 | 볼보 컨스트럭션 이큅먼트 에이비 | 건설기계용 유량 제어밸브 |
DE102012218428A1 (de) * | 2012-10-10 | 2014-04-10 | Robert Bosch Gmbh | Open-Center-Ventilblock mit zwei Pumpenanschlüssen und zugeordneten Hilfsschiebern an den Hauptschiebern |
CN103016017B (zh) * | 2012-12-21 | 2014-08-13 | 浙江大学 | 变频驱动盾构推进液压*** |
CN105637153A (zh) * | 2013-08-13 | 2016-06-01 | 沃尔沃建造设备有限公司 | 用于工程机械的流量控制阀 |
WO2015167041A1 (ko) * | 2014-04-29 | 2015-11-05 | 볼보 컨스트럭션 이큅먼트 에이비 | 건설기계용 유량제어밸브 |
WO2016002850A1 (ja) | 2014-07-03 | 2016-01-07 | 住友重機械工業株式会社 | ショベル及びショベルの制御方法 |
CN105065736B (zh) * | 2015-07-14 | 2017-09-12 | 上海交通大学 | 一种采用可变节流口的载荷自适应安全阀 |
CN105064444B (zh) * | 2015-07-23 | 2017-06-30 | 山东临工工程机械有限公司 | 挖掘机正流量与负流量通用液压*** |
CN105003710B (zh) * | 2015-07-23 | 2017-06-30 | 山东临工工程机械有限公司 | 正流量与负流量通用阀体结构及阀总成 |
FR3055939B1 (fr) * | 2016-09-13 | 2018-08-31 | Poclain Hydraulics Ind | Valve de court-circuit pour un sommateur de debit trois voies |
JP7084726B2 (ja) | 2018-01-12 | 2022-06-15 | Kyb株式会社 | 流体圧制御装置 |
IT201800020131A1 (it) * | 2018-12-18 | 2020-06-18 | Cnh Ind Italia Spa | Disposizione idraulica per veicolo da lavoro comprendente una valvola di priorita |
CN110319067B (zh) * | 2019-08-05 | 2024-03-22 | 安徽理工大学 | 一种基于双电机的比例流量控制和高速开关两用阀 |
JP7139297B2 (ja) * | 2019-09-25 | 2022-09-20 | 日立建機株式会社 | 流量制御弁 |
JP7193446B2 (ja) * | 2019-12-27 | 2022-12-20 | 日立建機株式会社 | 作業機械 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57190845A (en) * | 1981-05-18 | 1982-11-24 | Kobe Steel Ltd | Hydraulic circuit for hydraulic shovel |
SE439342C (sv) * | 1981-09-28 | 1996-11-18 | Bo Reiner Andersson | Ventilanordning för styrning av en linjär eller roterande hydraulmotor |
JPS5951861A (ja) * | 1983-05-02 | 1984-03-26 | 日機装株式会社 | 薬液注入器 |
DE3321483A1 (de) * | 1983-06-14 | 1984-12-20 | Linde Ag, 6200 Wiesbaden | Hydraulische einrichtung mit einer pumpe und mindestens zwei von dieser beaufschlagten verbrauchern hydraulischer energie |
JPS605928A (ja) * | 1983-06-23 | 1985-01-12 | Komatsu Ltd | パワ−シヨベルの油圧回路装置 |
SE459270B (sv) † | 1985-02-26 | 1989-06-19 | Bahco Hydrauto Ab | Ventilarrangemang foer styrning av tryckmediumfloede genom en tryckmediumledning |
JPS6238496A (ja) * | 1985-08-13 | 1987-02-19 | 井関農機株式会社 | 穀物検定装置における音声表示装置 |
JPS62284835A (ja) * | 1986-06-03 | 1987-12-10 | Sumitomo Heavy Ind Ltd | 油圧シヨベルの油圧回路 |
US4748897A (en) * | 1986-09-05 | 1988-06-07 | Hoge Ned W | Subbase for a pneumatic control assembly for a pneumatic cylinder |
US4747335A (en) * | 1986-12-22 | 1988-05-31 | Caterpillar Inc. | Load sensing circuit of load compensated direction control valve |
US4741248A (en) * | 1987-05-08 | 1988-05-03 | Caterpillar Inc. | Load responsive system having synchronizing systems between positive and negative load compensation |
US5083430A (en) † | 1988-03-23 | 1992-01-28 | Hitachi Construction Machinery Co., Ltd. | Hydraulic driving apparatus |
JPH0786361B2 (ja) * | 1988-11-10 | 1995-09-20 | 株式会社ゼクセル | 油圧制御弁 |
JP2771235B2 (ja) * | 1989-03-30 | 1998-07-02 | 日立建機株式会社 | 土木・建設機械の油圧駆動装置 |
US5146747A (en) † | 1989-08-16 | 1992-09-15 | Hitachi Construction Machinery Co., Ltd. | Valve apparatus and hydraulic circuit system |
JP2839567B2 (ja) * | 1989-08-24 | 1998-12-16 | 日立建機株式会社 | 建設機械の油圧駆動装置 |
US5046309A (en) * | 1990-01-22 | 1991-09-10 | Shin Caterpillar Mitsubishi Ltd. | Energy regenerative circuit in a hydraulic apparatus |
JP2839625B2 (ja) * | 1990-03-05 | 1998-12-16 | 日立建機株式会社 | 油圧駆動装置 |
DE4036720C2 (de) * | 1990-11-17 | 2001-09-13 | Linde Ag | Steuerschaltung für die lastunabhängige Aufteilung eines Druckmittelstromes |
JP3083152B2 (ja) * | 1990-11-27 | 2000-09-04 | 日立建機株式会社 | 建設機械の油圧駆動装置 |
-
1993
- 1993-10-28 DE DE69312472T patent/DE69312472T3/de not_active Expired - Fee Related
- 1993-10-28 EP EP93923655A patent/EP0620370B2/de not_active Expired - Lifetime
- 1993-10-28 WO PCT/JP1993/001558 patent/WO1994010456A1/ja active IP Right Grant
- 1993-10-28 KR KR1019940702015A patent/KR0145143B1/ko active
- 1993-10-28 US US08/244,038 patent/US5433076A/en not_active Expired - Lifetime
- 1993-10-28 KR KR1019940702015A patent/KR940703973A/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE69312472T2 (de) | 1998-01-15 |
EP0620370B1 (de) | 1997-07-23 |
EP0620370A1 (de) | 1994-10-19 |
EP0620370A4 (de) | 1995-04-19 |
WO1994010456A1 (en) | 1994-05-11 |
EP0620370B2 (de) | 2000-12-06 |
US5433076A (en) | 1995-07-18 |
KR0145143B1 (ko) | 1998-08-01 |
DE69312472T3 (de) | 2001-05-23 |
KR940703973A (ko) | 1994-12-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8366 | Restricted maintained after opposition proceedings | ||
8339 | Ceased/non-payment of the annual fee |