IT1244829B - Valvola idraulica a rocchetto a forza bilanciata. - Google Patents

Valvola idraulica a rocchetto a forza bilanciata.

Info

Publication number
IT1244829B
IT1244829B IT04861690A IT4861690A IT1244829B IT 1244829 B IT1244829 B IT 1244829B IT 04861690 A IT04861690 A IT 04861690A IT 4861690 A IT4861690 A IT 4861690A IT 1244829 B IT1244829 B IT 1244829B
Authority
IT
Italy
Prior art keywords
spool valve
force hydraulic
balanced force
hydraulic spool
balanced
Prior art date
Application number
IT04861690A
Other languages
English (en)
Other versions
IT9048616A1 (it
IT9048616A0 (it
Inventor
David R Hennessy
Dennis H Wenker
Original Assignee
Dana Corp
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 Dana Corp filed Critical Dana Corp
Publication of IT9048616A0 publication Critical patent/IT9048616A0/it
Publication of IT9048616A1 publication Critical patent/IT9048616A1/it
Application granted granted Critical
Publication of IT1244829B publication Critical patent/IT1244829B/it

Links

Classifications

    • 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
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
    • F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
    • F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
    • F16K11/07—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides
    • F16K11/0708—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides comprising means to avoid jamming of the slide or means to modify the flow
    • 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
    • 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
    • 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
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/8667—Reciprocating valve
    • Y10T137/86694—Piston valve
    • Y10T137/8671—With annular passage [e.g., spool]
    • 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
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86718—Dividing into parallel flow paths with recombining
    • Y10T137/86734—With metering feature
    • 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)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Multiple-Way Valves (AREA)
  • Sliding Valves (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
  • Vehicle Body Suspensions (AREA)
IT04861690A 1989-12-28 1990-12-27 Valvola idraulica a rocchetto a forza bilanciata. IT1244829B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/458,105 US4941508A (en) 1989-12-28 1989-12-28 Force balanced hydraulic spool valve

Publications (3)

Publication Number Publication Date
IT9048616A0 IT9048616A0 (it) 1990-12-27
IT9048616A1 IT9048616A1 (it) 1992-06-27
IT1244829B true IT1244829B (it) 1994-09-06

Family

ID=23819365

Family Applications (1)

Application Number Title Priority Date Filing Date
IT04861690A IT1244829B (it) 1989-12-28 1990-12-27 Valvola idraulica a rocchetto a forza bilanciata.

Country Status (6)

Country Link
US (1) US4941508A (it)
KR (1) KR0166071B1 (it)
BR (1) BR9006606A (it)
CA (1) CA2030122A1 (it)
DE (1) DE4040523A1 (it)
IT (1) IT1244829B (it)

Families Citing this family (75)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4108272C2 (de) * 1991-03-14 1995-04-06 Hydraulik Ring Gmbh Kolbenschieberventil
JP2579202Y2 (ja) * 1992-04-10 1998-08-20 株式会社小松製作所 圧力補償弁を備えた操作弁
DE4224469A1 (de) * 1992-07-24 1994-01-27 Bosch Gmbh Robert Hydraulisches Wegeventil in Kolbenschieber-Bauweise
DE4308020C2 (de) * 1993-03-13 1999-03-04 Claas Ohg Hydraulisches Steuerventil
JP3506409B2 (ja) * 1996-12-26 2004-03-15 株式会社荏原製作所 スプール型流量制御弁
US6349920B1 (en) * 1998-07-24 2002-02-26 Caterpillar Inc. Poppet valve shaping for quick valve opening
DE19938884B4 (de) * 1999-08-17 2009-10-01 Schaeffler Kg Wegeventil und Verfahren zur Optimierung von dessen Regelbarkeit und Bauaufwand
JP4586222B2 (ja) * 1999-11-17 2010-11-24 株式会社アドヴィックス 高圧流体供給装置及びその高圧流体供給装置を備えた車両の液圧ブレーキ装置
US6450194B1 (en) * 2000-09-26 2002-09-17 Case Corporation Spool notch geometry for hydraulic spool valve
EP1197695A3 (en) * 2000-10-13 2003-04-16 Honda Giken Kogyo Kabushiki Kaisha Spool valve
US6769884B2 (en) * 2000-12-11 2004-08-03 Cory L. Miller Hydraulic drive system for piston pumps
JP2002310309A (ja) * 2001-04-18 2002-10-23 Aisin Seiki Co Ltd スプールバルブ
US6655653B2 (en) * 2001-04-20 2003-12-02 Woodward Governor Company Method and mechanism to reduce flow forces in hydraulic valves
KR100512423B1 (ko) * 2001-08-20 2005-09-07 현대자동차주식회사 유압제어용 스풀밸브
US6505645B1 (en) * 2001-10-08 2003-01-14 Husco International, Inc. Multiple hydraulic valve assembly with a monolithic block
JP2004301190A (ja) * 2003-03-28 2004-10-28 Aisin Seiki Co Ltd 油圧制御装置
JP4276491B2 (ja) * 2003-08-04 2009-06-10 日立建機株式会社 方向切換弁ブロック
DE10351680A1 (de) * 2003-11-05 2005-06-09 Robert Bosch Gmbh Ventil für eine Kraftstoffeinspritzpumpe
US7308848B2 (en) * 2004-12-02 2007-12-18 Sarcos Investments Lc Pressure control valve having intrinsic feedback system
US7284471B2 (en) * 2004-12-02 2007-10-23 Sarcos Investments Lc Pressure control valve having intrinsic mechanical feedback system
US7431043B2 (en) * 2005-03-17 2008-10-07 Borgwarner Inc. Automatic transmission having a pressure regulator with flow force compensation
US7856999B2 (en) * 2005-03-17 2010-12-28 Borgwarner Inc. Automatic transmission having hydraulic valves with flow force compensation
DE112006001600B4 (de) * 2005-08-17 2017-08-31 Aisin Aw Co., Ltd. Steuerkolbenventilsystem
USD542307S1 (en) 2005-12-12 2007-05-08 Husco International, Inc. Hydraulic valve manifold block
USD540347S1 (en) 2005-12-12 2007-04-10 Husco International, Inc. Electronic controller and hydraulic valve block assembly
US7270046B2 (en) * 2005-12-12 2007-09-18 Husco International, Inc. Integrated valve assembly and computer controller for a distributed hydraulic control system
JP5232177B2 (ja) * 2007-02-28 2013-07-10 レイセオン カンパニー 作動装置を能動的および受動的に作動させる対立する流体制御システム
US8051764B2 (en) * 2007-02-28 2011-11-08 Raytheon Company Fluid control system having selective recruitable actuators
US7779863B2 (en) * 2007-06-29 2010-08-24 Raytheon Sarcos, Llc Pressure control valve having an asymmetric valving structure
MX2010011975A (es) 2008-04-30 2011-01-21 Xyleco Inc Procesamiento de biomasa.
US7867358B2 (en) 2008-04-30 2011-01-11 Xyleco, Inc. Paper products and methods and systems for manufacturing such products
US8212087B2 (en) 2008-04-30 2012-07-03 Xyleco, Inc. Processing biomass
US8236535B2 (en) 2008-04-30 2012-08-07 Xyleco, Inc. Processing biomass
KR101793398B1 (ko) 2008-10-28 2017-11-02 질레코 인코포레이티드 탄화수소-함유 재료의 처리방법
EP2370286B1 (en) * 2008-12-09 2013-09-18 Borgwarner Inc. Automatic transmission for a hybrid vehicle
EP2449290B1 (en) 2009-06-29 2015-10-21 Borgwarner Inc. Hydraulic valve for use in a control module of an automatic transmission
DE112010003606T5 (de) 2009-09-10 2012-08-23 Borgwarner Inc. Hydraulikkreis für ein automatikgetriebe mit einemöffnungsgeregelten schaltaktuatorventil mitströmungskraftkompensation
US8464756B2 (en) * 2009-09-22 2013-06-18 Eaton Corporation Spool valve
CN101737513A (zh) * 2010-01-18 2010-06-16 无锡鹰贝精密轴承有限公司 滑阀类阀芯的斜槽
FR2960924B1 (fr) * 2010-06-04 2013-04-05 Messier Bugatti Distributeur hydraulique.
DE102010043697A1 (de) * 2010-11-10 2012-05-10 Robert Bosch Gmbh Druckregelventil, insbesondere zur Ansteuerung einer Kupplung in einem Kraftfahrzeug-Automatikgetriebe
CN102116380A (zh) * 2011-02-28 2011-07-06 东莞市尚正机电科技有限公司 高速重载直线往复运行缓冲换向阀门
JP5602074B2 (ja) * 2011-03-16 2014-10-08 カヤバ工業株式会社 制御弁
EP2791515B1 (en) * 2011-12-15 2019-02-06 Eaton Corporation Flow directing spool for valve
JP2015169212A (ja) * 2014-03-04 2015-09-28 株式会社デンソー 流体制御弁
US10088057B2 (en) 2014-11-10 2018-10-02 Hamilton Sundstrand Corporation Under vane valve piston structure
DE102016105203A1 (de) * 2015-07-14 2017-01-19 Hilite Germany Gmbh Hydraulisches Wegeventil
EP3118497B1 (de) * 2015-07-14 2018-06-27 Hilite Germany GmbH Hydraulisches wegeventil
CA2939372A1 (en) * 2015-08-20 2017-02-20 Parker-Hannifin Corporation Spool valve with special metering configuration for hydraulic valve main control speed
US11352899B2 (en) * 2015-12-17 2022-06-07 Mitsubishi Heavy Industries Compressor Corporation Emergency shut-off device
EP3217052B1 (de) * 2016-03-09 2019-04-10 ECO Holding 1 GmbH Hydraulikventil
DE102016107773A1 (de) 2016-03-09 2017-09-14 Hilite Germany Gmbh Hydraulikventil
FR3050509B1 (fr) * 2016-04-21 2018-04-06 Safran Aircraft Engines Tiroir pour vanne de circuit de carburant d'un moteur d'aeronef
FR3050508B1 (fr) 2016-04-21 2018-10-05 Safran Aircraft Engines Tiroir pour vanne de circuit de carburant d'un moteur d'aeronef
DE112016000086B4 (de) 2016-05-31 2018-12-27 Komatsu Ltd. Schieberventil und arbeitsfahrzeug
DE102016007754A1 (de) 2016-06-24 2018-01-11 Hydac System Gmbh Ventilvorrichtung zum Beeinflussen eines Medienstromes
DE102016007881A1 (de) 2016-06-28 2017-12-28 Hydac Fluidtechnik Gmbh Einrichtung zur Strömungskraft-Kompensation
JP6972608B2 (ja) * 2017-03-27 2021-11-24 日本電産トーソク株式会社 スプールバルブ
US11448313B2 (en) * 2017-11-02 2022-09-20 Superior Transmission Parts, Inc. Pressure regulator valve
DE102017012102A1 (de) * 2017-12-21 2019-06-27 Hydac Fluidtechnik Gmbh Einrichtung und Ventil zur Strömungskraft-Kompensation
JP6763006B2 (ja) * 2018-12-13 2020-09-30 住友建機株式会社 ショベル及び建設機械用方向制御弁グループ
USD902969S1 (en) * 2019-04-29 2020-11-24 The Boeing Company Hydraulic manifold for semi-levered gear actuator
CN111853282B (zh) * 2019-04-30 2024-10-01 博世力士乐（常州）有限公司 液压换向阀
USD900898S1 (en) * 2019-05-09 2020-11-03 The Boeing Company Supply port boss and return port boss for a hydraulic manifold for actuator control with dual solenoids
USD900895S1 (en) * 2019-05-09 2020-11-03 The Boeing Company Mounting pads for a routing box on a hydraulic manifold for actuator control with dual solenoids
USD900897S1 (en) * 2019-05-09 2020-11-03 The Boeing Company Return boss for a hydraulic manifold for actuator control with dual solenoids
USD900896S1 (en) * 2019-05-09 2020-11-03 The Boeing Company Supply boss for a hydraulic manifold for actuator control with dual solenoids
USD900899S1 (en) * 2019-05-09 2020-11-03 The Boeing Company Flow passage contours for a hydraulic manifold for actuator control with dual solenoids
USD900894S1 (en) * 2019-05-09 2020-11-03 The Boeing Company Hydraulic manifold for actuator control with dual solenoids
CN111637106A (zh) * 2020-05-15 2020-09-08 大连理工大学 一种降低多路阀稳态液动力的环形凸台
US11680649B2 (en) * 2020-11-16 2023-06-20 Parker-Hannifin Corporstion Proportional valve spool with linear flow gain
US11300222B1 (en) * 2020-11-18 2022-04-12 Striped Monkey IP Hydraulic valve spool assembly with metering land sections
US11506297B2 (en) * 2020-12-09 2022-11-22 Caterpillar Inc. Relief valve cavity
DE102021207650A1 (de) 2021-07-19 2023-01-19 Robert Bosch Gesellschaft mit beschränkter Haftung Schieberventil mit geringer Neigung zum hydraulischen Klemmen
BE1030261B1 (fr) * 2022-02-08 2023-09-04 Safran Aero Boosters Obturateur pour vanne

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2747612A (en) * 1951-04-24 1956-05-29 Research Corp Force-compensated flow valve
US2971536A (en) * 1958-06-26 1961-02-14 Caterpillar Tractor Co Hydraulic control valve throttling mechanism
US3009480A (en) * 1959-09-25 1961-11-21 Cessna Aircraft Co Flow control valve with axial force stabilizing spool or plunger
US3207178A (en) * 1963-01-04 1965-09-21 Ohio Brass Co Combination motor control valve and exhaust flow control
US3198212A (en) * 1963-05-22 1965-08-03 Caterpillar Tractor Co Metering slot configuration for hydraulic control valves
GB1168512A (en) * 1967-02-14 1969-10-29 Teves Gmbh Alfred Improvements in or relating to Fluid Control Valves
US3630230A (en) * 1969-10-21 1971-12-28 Schneider Co Optische Werke Fluid valve with controlled axial thrust
US3729026A (en) * 1971-05-17 1973-04-24 Koehring Co Control valve with metering type valve spool
US3747642A (en) * 1971-10-26 1973-07-24 Koehring Co Throttle notches for control valve spools
US4122867A (en) * 1975-01-06 1978-10-31 International Harvester Company Hydraulic valve with open center metering notches
US4122868A (en) * 1975-01-24 1978-10-31 International Harvester Company Hydraulic valve assembly having an axial flow force balanced spool
US4009864A (en) * 1975-02-04 1977-03-01 Caterpillar Tractor Co. Throttling slot configuration for a valve spool
US4009730A (en) * 1975-10-03 1977-03-01 Caterpillar Tractor Co. Combination pressure control selector valve
DE2557235C3 (de) * 1975-12-19 1979-04-19 O & K Orenstein & Koppel Ag, 1000 Berlin Schieberkolben für hydraulische Mehrwegeventile
GB1510418A (en) * 1976-03-08 1978-05-10 Caterpillar Tractor Co Fluid control valve
US4109561A (en) * 1976-11-26 1978-08-29 Caterpillar Tractor Co. Control valve arrangement with a preconditioned relief valve and a flow force compensated valve spool
US4155535A (en) * 1977-03-09 1979-05-22 The Johns Hopkins University Low axial force servo valve spool
US4245816A (en) * 1978-04-19 1981-01-20 Caterpillar Tractor Co. Flow force balanced spool valve
DE2902751C2 (de) * 1979-01-25 1981-03-12 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Steuerventil
US4220178A (en) * 1979-01-31 1980-09-02 The Cessna Aircraft Company Momentum balance spool
US4667930A (en) * 1986-06-09 1987-05-26 Caterpillar Inc. Metering slot configuration for a valve spool

Also Published As

Publication number Publication date
CA2030122A1 (en) 1991-06-29
KR0166071B1 (ko) 1998-12-01
DE4040523A1 (de) 1991-07-04
KR910012582A (ko) 1991-08-08
IT9048616A1 (it) 1992-06-27
US4941508A (en) 1990-07-17
IT9048616A0 (it) 1990-12-27
BR9006606A (pt) 1991-10-01

Similar Documents

Publication Publication Date Title
IT1244829B (it) Valvola idraulica a rocchetto a forza bilanciata.
FR2651852B1 (fr) Vanne a ecoulement proportionnel.
DE69008707D1 (de) Elektrohydraulisches Ventilstellglied.
DE59006787D1 (de) Mikroventil.
DE68906851D1 (de) Hydraulisches pilotventil.
DE69023793D1 (de) Druckregelventil.
DE68903863D1 (de) Hydraulisches druckkontrollventil.
FI881968L (fi) Hydraulisk trevaegsventil.
DE58908726D1 (de) Proportionalventil.
DE59002856D1 (de) Druckventil.
DE69014583D1 (de) Hydraulisches Aufzugsteuerventil.
DE69114215D1 (de) Hydraulisches Druckregelventil.
DE69112544D1 (de) Hydraulisches betätigungsventil.
DE68922090D1 (de) Proportionales Regelventil.
DE69014869D1 (de) Druckregelungsventil.
IT8123919A0 (it) Valvola idraulica a piu' vie.
DE58901996D1 (de) Hydraulisches sicherheitsventil.
DE59100551D1 (de) Elektromagnetisch betätigbares Wegeventil.
DE69012051D1 (de) Hydraulikventilanordnung.
DE69005843D1 (de) Hydraulisches Druckregelventil.
DE69017626D1 (de) Strömungstechnischer Ventilmechanismus.
DE69110505D1 (de) Hydraulisches Steuerventil.
DE58907181D1 (de) Elektrohydraulisches Proportionalwegeventil.
DE68913901D1 (de) Hydraulisches Druckregelventil.
IT1231070B (it) Valvola a fusibile.

Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19981231