FR2244955B1 - - Google Patents

Info

Publication number
FR2244955B1
FR2244955B1 FR7417577A FR7417577A FR2244955B1 FR 2244955 B1 FR2244955 B1 FR 2244955B1 FR 7417577 A FR7417577 A FR 7417577A FR 7417577 A FR7417577 A FR 7417577A FR 2244955 B1 FR2244955 B1 FR 2244955B1
Authority
FR
France
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
Application number
FR7417577A
Other versions
FR2244955A1 (fr
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.)
Koehring Co
Original Assignee
Koehring Co
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
Priority to US39952773 priority Critical patent/US3881512A/en
Application filed by Koehring Co filed Critical Koehring Co
Publication of FR2244955A1 publication Critical patent/FR2244955A1/fr
Application granted granted Critical
Publication of FR2244955B1 publication Critical patent/FR2244955B1/fr
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/06Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors
    • F15B13/08Assemblies of units, each for the control of a single servomotor only
    • F15B13/0803Modular units
    • F15B13/0832Modular valves
    • F15B13/0839Stacked plate type valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/0401Valve members; Fluid interconnections therefor
    • F15B13/0402Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/0416Fluid 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
    • F15B13/0417Load sensing elements; Internal fluid connections therefor; Anti-saturation or pressure-compensation valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/30Directional control
    • F15B2211/305Directional control characterised by the type of valves
    • F15B2211/30505Non-return valves, i.e. check valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/30Directional control
    • F15B2211/305Directional control characterised by the type of valves
    • F15B2211/30525Directional control valves, e.g. 4/3-directional control valve
    • F15B2211/3053In combination with a pressure compensating valve
    • F15B2211/30535In combination with a pressure compensating valve the pressure compensating valve is arranged between pressure source and directional control valve
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/70Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/71Multiple output members, e.g. multiple hydraulic motors or cylinders
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00Fluid handling
    • Y10T137/8593Systems
    • Y10T137/87169Supply and exhaust
    • Y10T137/87177With bypass
    • Y10T137/87185Controlled by supply or exhaust valve
FR7417577A 1973-09-21 1974-05-21 Expired FR2244955B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US39952773 US3881512A (en) 1973-09-21 1973-09-21 Hydraulic control valve and pressure compensating mechanism therefor

Publications (2)

Publication Number Publication Date
FR2244955A1 FR2244955A1 (fr) 1975-04-18
FR2244955B1 true FR2244955B1 (fr) 1981-05-08

Family

ID=23579863

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7417577A Expired FR2244955B1 (fr) 1973-09-21 1974-05-21

Country Status (8)

Country Link
US (1) US3881512A (fr)
JP (2) JPS5058625A (fr)
AU (1) AU471959B2 (fr)
BR (1) BR7404240A (fr)
CA (1) CA997985A (fr)
DE (1) DE2423243C3 (fr)
FR (1) FR2244955B1 (fr)
GB (1) GB1413450A (fr)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4199005A (en) * 1976-08-20 1980-04-22 Tadeusz Budzich Load responsive control valve
US4112962A (en) * 1976-01-16 1978-09-12 Huff Peter C Integrated pneumatic logic module
FR2346582B1 (fr) * 1976-04-02 1980-08-22 Bouteille Daniel
GB1585515A (en) * 1977-05-20 1981-03-04 Dewandre Co Ltd C Spool type brake valves
US4154261A (en) * 1977-07-07 1979-05-15 Tadeusz Budzich Pressure sensing passages of load responsive control valves
US4430927A (en) * 1980-06-19 1984-02-14 Rubery Owen (Hydraulics) Limited Hydraulic valves
DE3302000C2 (fr) * 1983-01-21 1988-04-14 Danfoss A/S, Nordborg, Dk
FR2540214B1 (fr) * 1983-01-27 1986-03-14 Rexroth Sigma Perfectionnements apportes aux distributeurs de fluide
DE3309998C2 (de) * 1983-03-19 1996-06-13 Bosch Gmbh Robert Hydraulische Einrichtung zur Auswahl und Weiterleitung eines Drucksignals in einem Blockwegeventil
DE3415621C3 (de) * 1983-06-13 1997-07-17 Husco Int Inc Hydraulisches Mehrwege-Steuerventil
US4693272A (en) * 1984-02-13 1987-09-15 Husco International, Inc. Post pressure compensated unitary hydraulic valve
CA1246425A (fr) * 1984-02-13 1988-12-13 Raud A. Wilke Distributeur hydraulique monobloc a compensateur de pressions inverses
FR2562632B1 (fr) * 1984-04-18 1986-12-12 Bennes Marrel Distributeur hydraulique du type proportionnel, avec prise d'informations concernant les plus fortes pressions dans les circuits d'utilisation
FR2567233B1 (fr) * 1984-07-03 1986-12-12 Bennes Marrel Tiroir assiste pour la compensation de pression dans un distributeur hydraulique
JPS6155708U (fr) * 1984-09-17 1986-04-15
DE3512014A1 (de) * 1985-04-02 1986-10-02 Bosch Gmbh Robert Hydraulische einrichtung zur auswahl und weiterleitung eines drucksignals in einem blockwegeventil
FR2619192B2 (fr) * 1987-08-03 1989-12-29 Bennes Marrel Distributeur hydraulique du type proportionnel avec prise d'informations concernant les plus fortes pressions dans les circuits d'utilisation
JP2683244B2 (ja) * 1988-04-14 1997-11-26 株式会社ゼクセル 制御弁
US4977928A (en) * 1990-05-07 1990-12-18 Caterpillar Inc. Load sensing hydraulic system
DE4234037C2 (de) * 1992-10-09 2001-03-22 Mannesmann Rexroth Ag Ventilanordnung, insbesondere für mobile Arbeitsgeräte
JP3491770B2 (ja) * 1994-03-15 2004-01-26 株式会社小松製作所 方向制御弁
US5715865A (en) * 1996-11-13 1998-02-10 Husco International, Inc. Pressure compensating hydraulic control valve system
JP3471814B2 (ja) * 1997-01-21 2003-12-02 日立建機株式会社 分流弁付き方向制御弁
US5878647A (en) * 1997-08-11 1999-03-09 Husco International Inc. Pilot solenoid control valve and hydraulic control system using same
US5890362A (en) * 1997-10-23 1999-04-06 Husco International, Inc. Hydraulic control valve system with non-shuttle pressure compensator
DE19750367C2 (de) * 1997-11-14 2001-07-05 Danfoss Fluid Power As Nordbor Hydraulischer Fahrzeugantrieb und Ventilmodul hierfür
US5950429A (en) * 1997-12-17 1999-09-14 Husco International, Inc. Hydraulic control valve system with load sensing priority
WO2000011530A1 (fr) * 1998-08-24 2000-03-02 Amhi Corporation Soupape mesurant le debit
US6964281B2 (en) * 2003-02-07 2005-11-15 Husco International Inc. Multiple hydraulic spool valve assembly with a monolithic body
JP4381774B2 (ja) * 2003-10-27 2009-12-09 ナブテスコ株式会社 ガスケット及びガスケットを備える多連弁
US6996982B2 (en) * 2003-12-09 2006-02-14 The United States Of America As Represented By The Administrator Of The Environmental Protection Agency Method and device for switching hydraulic fluid supplies, such as for a hydraulic pump/motor
AT531946T (de) 2005-12-20 2011-11-15 Thomas Magnete Gmbh Hydraulische oder pneumatische schaltungsanordnung
US7921878B2 (en) * 2006-06-30 2011-04-12 Parker Hannifin Corporation Control valve with load sense signal conditioning
JP6425500B2 (ja) * 2014-11-07 2018-11-21 Kyb株式会社 ロードセンシングバルブ装置
US10125797B2 (en) * 2014-11-21 2018-11-13 Parker-Hannifin Corporation Vent for load sense valves
CN104879338B (zh) * 2015-05-21 2017-03-29 冯广建 一种液压油道借道伸缩装置
CN109654074B (zh) * 2018-12-26 2020-04-07 太原理工大学 一种工程机械液压系统

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4412550Y1 (fr) * 1964-11-21 1969-05-24
US3411416A (en) * 1965-01-29 1968-11-19 Eton Yale & Towne Inc Adjustable, metered, directional flow control arrangement
US3465519A (en) * 1967-08-18 1969-09-09 Webster Electric Co Inc Hydraulic flow controlling apparatus
US3602104A (en) * 1969-07-08 1971-08-31 Eaton Yale & Towne Pressure-compensated flow control
US3718159A (en) * 1971-01-20 1973-02-27 Hydraulic Industries Control valve

Also Published As

Publication number Publication date
DE2423243B2 (de) 1978-01-12
US3881512A (en) 1975-05-06
BR7404240A (pt) 1976-02-03
DE2423243C3 (fr) 1978-09-07
CA997985A1 (fr)
CA997985A (en) 1976-10-05
GB1413450A (en) 1975-11-12
AU7169574A (en) 1976-01-29
FR2244955A1 (fr) 1975-04-18
JPS564003U (fr) 1981-01-14
JPS5058625A (fr) 1975-05-21
DE2423243A1 (de) 1975-03-27
AU471959B2 (en) 1976-05-06

Similar Documents

Publication Publication Date Title
AR201758A1 (fr)
AU465372B2 (fr)
AU471766B2 (fr)
AU475722B2 (fr)
AR201235Q (fr)
AR201231Q (fr)
AU469288B2 (fr)
AU7464474A (fr)
AU470155B2 (fr)
AU465434B2 (fr)
AU469888B2 (fr)
AU471761B2 (fr)
AU477109B2 (fr)
AU482620B2 (fr)
AU477320B2 (fr)
AR201229Q (fr)
AR199451A1 (fr)
AU476068B2 (fr)
AU7575074A (fr)
AU462194B2 (fr)
AU480131B2 (fr)
AU475266B2 (fr)
AU7123074A (fr)
AU465329B2 (fr)
AU477823B2 (fr)

Legal Events

Date Code Title Description
TP Transmission of property