ITMI20022279A1 - Valvola idraulica di sfogo - Google Patents

Valvola idraulica di sfogo

Info

Publication number
ITMI20022279A1
ITMI20022279A1 ITMI20022279A ITMI20022279A1 IT MI20022279 A1 ITMI20022279 A1 IT MI20022279A1 IT MI20022279 A ITMI20022279 A IT MI20022279A IT MI20022279 A1 ITMI20022279 A1 IT MI20022279A1
Authority
IT
Italy
Prior art keywords
release valve
hydraulic release
hydraulic
valve
release
Prior art date
Application number
Other languages
English (en)
Inventor
Bon Seok Koo
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 ITMI20022279A1 publication Critical patent/ITMI20022279A1/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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/10—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with auxiliary valve for fluid operation of the main valve
    • F16K17/105—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with auxiliary valve for fluid operation of the main valve using choking or throttling means to control the fluid operation of the main valve
    • 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
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7758—Pilot or servo controlled
    • Y10T137/7762—Fluid pressure type
    • Y10T137/7764—Choked or throttled pressure type
    • Y10T137/7766—Choked passage through main valve head
    • 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
    • Y10T137/87917—Flow path with serial valves and/or closures
    • Y10T137/88054—Direct response normally closed valve limits direction of flow

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Safety Valves (AREA)
ITMI20022279 2001-12-18 2002-10-25 Valvola idraulica di sfogo ITMI20022279A1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR10-2001-0080587A KR100493325B1 (ko) 2001-12-18 2001-12-18 유압 릴리프밸브

Publications (1)

Publication Number Publication Date
ITMI20022279A1 true ITMI20022279A1 (it) 2003-06-19

Family

ID=19717174

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI20022279 ITMI20022279A1 (it) 2001-12-18 2002-10-25 Valvola idraulica di sfogo

Country Status (8)

Country Link
US (1) US6745792B2 (it)
JP (1) JP2003194246A (it)
KR (1) KR100493325B1 (it)
CN (1) CN1231683C (it)
DE (1) DE10239725B4 (it)
FR (1) FR2833678B1 (it)
GB (1) GB2383398B (it)
IT (1) ITMI20022279A1 (it)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10342478B3 (de) * 2003-09-15 2004-12-16 Sauer-Danfoss (Neumünster) GmbH & Co OHG Ventilanordnung zur Steuerung von Hydraulikflüssigkeit in einer Axialkolbenmaschine
WO2005075834A1 (de) * 2004-02-05 2005-08-18 Bosch Rexroth Ag Messblendenanordnung für ein hydraulisches stromteil- und stromsummiergerät
KR20050081058A (ko) * 2004-02-12 2005-08-18 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 릴리프 밸브
KR100586023B1 (ko) * 2004-02-12 2006-06-01 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 릴리프 밸브
KR100764119B1 (ko) * 2004-02-25 2007-10-08 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 파일럿 포펫형 릴리프 밸브
JP4509716B2 (ja) * 2004-09-17 2010-07-21 本田技研工業株式会社 油圧式テンショナリフタ
KR100611713B1 (ko) * 2004-10-14 2006-08-11 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 재생기능을 구비한 유압제어밸브
EP1750043B1 (en) * 2005-08-04 2008-04-16 Bosch Rexroth Oil Control S.p.A. A device for controlling pressure, in particular but not exclusively for hydraulic piloting of an overpressure valve
KR100652875B1 (ko) * 2005-09-15 2006-12-01 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 유압 릴리프밸브
DE102006007363A1 (de) * 2006-02-17 2007-08-23 Robert Bosch Gmbh Vorgesteuertes Druckbegrenzungsventil
KR20080015653A (ko) * 2006-08-16 2008-02-20 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 압력제어밸브
KR100826627B1 (ko) * 2007-03-27 2008-05-02 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 중장비용 릴리프밸브
US8360096B2 (en) * 2007-08-15 2013-01-29 Sauer-Danfoss Inc. Low pressure rise rate pilot operated poppet relief valve
KR100961431B1 (ko) * 2008-02-25 2010-06-09 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 압력제어밸브
KR20110038224A (ko) * 2009-10-08 2011-04-14 볼보 컨스트럭션 이큅먼트 에이비 압력 제어밸브
JP5663084B2 (ja) * 2010-05-17 2015-02-04 ボルボ コンストラクション イクイップメント アーベー 圧力制御弁
US8733391B2 (en) * 2010-07-06 2014-05-27 Volvo Construction Equipment Ab Valve for controlling pressure
CN102734248B (zh) * 2012-07-18 2015-05-27 严光贤 一种溢流阀
US9970571B2 (en) * 2013-06-20 2018-05-15 Shimadzu Corporation Pressure control valve and control valve
CN103353002B (zh) * 2013-06-28 2015-07-01 平原机器厂（新乡） 一种航空液压系统溢流安全阀
CN104295781B (zh) * 2014-10-16 2017-03-15 江苏恒立液压科技有限公司 安全节流阀
JP6421878B2 (ja) * 2015-09-18 2018-11-14 株式会社島津製作所 圧力制御弁
CN107218208B (zh) * 2016-03-21 2018-11-13 香港尚德-富佑捷有限公司 高压清洗机感应电机启动泄压装置以及包括该装置的泵体
JP6940772B2 (ja) * 2018-02-16 2021-09-29 株式会社椿本チエイン チェーンテンショナ
CN111271328B (zh) * 2020-04-17 2021-11-05 许昌学院 一种带单向阀芯的制动缓冲阀
CN113864268B (zh) * 2021-09-10 2024-01-30 日照海卓液压有限公司 整体插装式零泄漏低能位稳态关闭比例先导单向节流阀

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2366596A (en) * 1942-12-31 1945-01-02 Fulflo Specialties Company Inc Relief valve
FR1495742A (fr) * 1966-09-30 1967-09-22 Exnii Metallorezh Stankov Soupape de sûreté munie d'un tiroir de dérivation
GB1352310A (en) * 1970-05-28 1974-05-08 Coles Cranes Ltd Hydraulic control valves
US3952771A (en) * 1975-01-08 1976-04-27 Zahnradfabrik Friedrichshafen Ag Relief valves with pilot valves
DE2848208C2 (de) * 1978-11-07 1986-01-02 Hydromatik Gmbh, 7900 Ulm Vorgesteuertes Druckbegrenzungsventil mit Einspeisefunktion
JPS5620877A (en) * 1979-07-25 1981-02-26 Kayaba Ind Co Ltd Pressure control valve
US4476890A (en) * 1981-06-12 1984-10-16 Kayaba Kogyo Kabushiki Kaisha Pressure control valve
DE3808962A1 (de) * 1988-03-17 1989-09-28 Rexroth Mannesmann Gmbh Druckbegrenzungsventil
DE4118932A1 (de) * 1991-06-08 1992-12-10 Zahnradfabrik Friedrichshafen Druckbegrenzungsventil
JP3452474B2 (ja) * 1997-11-28 2003-09-29 株式会社ナブコ バランス形リリーフ弁

Also Published As

Publication number Publication date
FR2833678A1 (fr) 2003-06-20
FR2833678B1 (fr) 2005-02-04
CN1427184A (zh) 2003-07-02
KR20030050187A (ko) 2003-06-25
GB2383398B (en) 2005-08-24
DE10239725B4 (de) 2014-09-11
US6745792B2 (en) 2004-06-08
CN1231683C (zh) 2005-12-14
DE10239725A1 (de) 2003-07-31
KR100493325B1 (ko) 2005-06-07
GB2383398A (en) 2003-06-25
JP2003194246A (ja) 2003-07-09
GB0218433D0 (en) 2002-09-18
US20030111114A1 (en) 2003-06-19

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