ITMI20032438A1 - Apparato di controllo a flusso variabile per un attuatore di un dispositivo pesante. - Google Patents

Apparato di controllo a flusso variabile per un attuatore di un dispositivo pesante.

Info

Publication number
ITMI20032438A1
ITMI20032438A1 ITMI20032438A ITMI20032438A1 IT MI20032438 A1 ITMI20032438 A1 IT MI20032438A1 IT MI20032438 A ITMI20032438 A IT MI20032438A IT MI20032438 A1 ITMI20032438 A1 IT MI20032438A1
Authority
IT
Italy
Prior art keywords
control apparatus
flow control
variable flow
device actuator
heavy device
Prior art date
Application number
Other languages
English (en)
Inventor
Jin Wook Kim
Original Assignee
Volvo Constr Equip Holding Se
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 Volvo Constr Equip Holding Se filed Critical Volvo Constr Equip Holding Se
Publication of ITMI20032438A1 publication Critical patent/ITMI20032438A1/it

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
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/028—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force
    • 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
    • E02F9/226—Safety arrangements, e.g. hydraulic driven fans, preventing cavitation, leakage, overheating
    • 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
    • E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
    • 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
    • E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
    • E02F9/2267—Valves or distributors
    • 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
    • E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
    • E02F9/2271—Actuators and supports therefor and protection therefor
    • 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
    • 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)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Operation Control Of Excavators (AREA)
ITMI20032438 2003-05-28 2003-12-12 Apparato di controllo a flusso variabile per un attuatore di un dispositivo pesante. ITMI20032438A1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR10-2003-0034114A KR100518767B1 (ko) 2003-05-28 2003-05-28 건설중장비용 액츄에이터 유량 가변제어장치

Publications (1)

Publication Number Publication Date
ITMI20032438A1 true ITMI20032438A1 (it) 2004-11-29

Family

ID=29775052

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI20032438 ITMI20032438A1 (it) 2003-05-28 2003-12-12 Apparato di controllo a flusso variabile per un attuatore di un dispositivo pesante.

Country Status (8)

Country Link
US (1) US6915729B2 (it)
JP (1) JP3864155B2 (it)
KR (1) KR100518767B1 (it)
CN (1) CN1307498C (it)
DE (1) DE10356972B4 (it)
FR (1) FR2855622B1 (it)
GB (1) GB2402173B (it)
IT (1) ITMI20032438A1 (it)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004270607A (ja) * 2003-03-11 2004-09-30 Asahi Denso Co Ltd エンジン制御装置
KR100631072B1 (ko) * 2005-06-27 2006-10-02 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 중장비 옵션장치용 유압회로
DE102006049584A1 (de) * 2006-03-13 2007-09-20 Robert Bosch Gmbh LUDV-Ventilanordnung
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
KR100998608B1 (ko) 2008-09-04 2010-12-07 볼보 컨스트럭션 이큅먼트 에이비 건설중장비용 콘트롤밸브 스풀구조
DE102008057723A1 (de) * 2008-11-07 2010-05-12 Hydac System Gmbh Vorrichtung zum Ausgleich hydraulischer Wirkdrücke
CN102859205B (zh) * 2010-05-17 2015-06-24 沃尔沃建造设备有限公司 用于施工机械的液压控制阀
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
WO2013089295A1 (ko) * 2011-12-15 2013-06-20 볼보 컨스트럭션 이큅먼트 에이비 건설기계의 주행 제어시스템
CN102975693B (zh) * 2012-03-19 2014-07-09 北汽福田汽车股份有限公司 工程机械及其清洗系统
CN103047214B (zh) * 2013-01-15 2015-05-06 山河智能装备股份有限公司 一种液压挖掘机比例流量优先控制阀
US9611870B2 (en) * 2013-02-05 2017-04-04 Volvo Construction Equipment Ab Construction equipment pressure control valve
KR20160040581A (ko) * 2013-08-13 2016-04-14 볼보 컨스트럭션 이큅먼트 에이비 건설기계용 유량 제어밸브
CH708877B9 (de) * 2013-11-19 2017-02-15 Liebherr Machines Bulle Sa Hydraulikventilanordnung mit Steuerungs-/Regelungsfunktion und zugehöriges Rücklaufventil.
WO2016204322A1 (ko) * 2015-06-16 2016-12-22 볼보 컨스트럭션 이큅먼트 에이비 건설기계용 유량 제어밸브
KR200483735Y1 (ko) 2015-11-24 2017-06-20 훌루테크 주식회사 릴리프일체형 스풀을 갖는 건설기기용 유량 컨트롤밸브 어셈블리
KR200484629Y1 (ko) 2015-11-24 2017-10-12 훌루테크 주식회사 건설기기용 유량 컨트롤밸브
KR20180003028U (ko) 2017-04-12 2018-10-22 훌루테크 주식회사 유량 컨트롤밸브의 노치 교체형 스풀
JP7139297B2 (ja) * 2019-09-25 2022-09-20 日立建機株式会社 流量制御弁
CN111389185A (zh) * 2020-03-27 2020-07-10 宁夏企程科技有限公司 一种除湿机构、柜结构及基于物联网的智能柜系统

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE124112T1 (de) * 1989-09-29 1995-07-15 Ortech Corp Durchflussregelsystem.
US5433076A (en) * 1992-10-29 1995-07-18 Hitachi Construction Machinery Co., Ltd. Hydraulic control valve apparatus and hydraulic drive system
JPH07279906A (ja) 1994-03-31 1995-10-27 Kayaba Ind Co Ltd 油圧制御装置
JP3529426B2 (ja) 1994-04-27 2004-05-24 カヤバ工業株式会社 油圧制御装置
KR100348128B1 (ko) * 1994-09-30 2002-11-22 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 가변우선기능을갖는콘트롤밸브
KR100205567B1 (ko) 1996-07-19 1999-07-01 토니헬샴 가변 우선장치
KR100291438B1 (ko) * 1996-08-08 2001-06-01 세구찌 류이찌 유압제어장치
US5890362A (en) * 1997-10-23 1999-04-06 Husco International, Inc. Hydraulic control valve system with non-shuttle pressure compensator
GB2338832B (en) * 1998-06-25 2002-06-19 Nec Technologies Mobile phone handset
DE10004905C2 (de) * 2000-02-04 2002-10-24 Orenstein & Koppel Ag Verfahren und Vorrichtung zur Steuerung eines Hubzylinders insbesondere von Arbeitsmaschinen
US6745564B2 (en) 2001-12-21 2004-06-08 Volvo Construction Equipment Holding Sweden Ab Hydraulic variable control apparatus for heavy construction equipment

Also Published As

Publication number Publication date
JP3864155B2 (ja) 2006-12-27
FR2855622A1 (fr) 2004-12-03
GB2402173A (en) 2004-12-01
CN1573631A (zh) 2005-02-02
KR20040102596A (ko) 2004-12-08
GB0327183D0 (en) 2003-12-24
DE10356972B4 (de) 2007-03-15
GB2402173B (en) 2006-07-05
KR100518767B1 (ko) 2005-10-06
CN1307498C (zh) 2007-03-28
FR2855622B1 (fr) 2006-03-10
US6915729B2 (en) 2005-07-12
DE10356972A1 (de) 2004-12-30
JP2004353859A (ja) 2004-12-16
US20040237772A1 (en) 2004-12-02

Similar Documents

Publication Publication Date Title
ITMI20032438A1 (it) Apparato di controllo a flusso variabile per un attuatore di un dispositivo pesante.
IL172815A0 (en) Fluid flow control device
NO20035278D0 (no) Anordning for strömningsregulering
FR2878011B1 (fr) Procede de commande d'un embrayage de ventilateur du type a commande exterieure
EP1700959A4 (en) FLOW CONTROL DEVICE
GB2421984B (en) Hydraulic drive control device
NO20052963D0 (no) Posisjons-tilbakemeldingsanordning for bronnstromningsstyringsanordning
FR2875208B1 (fr) Appareil de commande de direction
FR2911698B1 (fr) Dispositif de commande d'actionneur electromecanique.
DE102005016833B8 (de) Steuervorrichtung zum Steuern eines stufenlosen Riemengetriebes
DE602004025283D1 (de) VENTILÖFFNUNGS-/-SCHLIEßZEITSTEUERVORRICHTUNG
GB2411610B (en) Fluid control device
ITMI20022312A1 (it) Dispositivo idraulico di controllo variabile per macchine
ITTO20010041A0 (it) Sistema di controllo per turbocompressore a geometria variabile.
EP1683570A4 (en) METHOD FOR CONTROLLING FLUID
DE502005006256D1 (de) Elektrohydraulische Steuervorrichtung
DK1775480T3 (da) Styreindretning til mindst en fluidisk aktuator
FR2851800B1 (fr) Vanne de commande hydraulique
FR2892808B1 (fr) Dispositif de pilotage d'un projectile.
DE50307916D1 (de) Drucksteuergerät
ITMI20031928A1 (it) Dispositivo di controllo di flusso
DE502005002807D1 (de) Elektrohydraulische Steuervorrichtung
GB2398363B (en) Speed control apparatus for hydraulic actuator
DE602004011454D1 (de) Hydraulische Steuerventilvorrichtung
GB2431436B (en) Hydraulic drive control device