GB1214713A - Hydraulic fluid valve system - Google Patents

Hydraulic fluid valve system

Info

Publication number
GB1214713A
GB1214713A GB07586/68A GB1758668A GB1214713A GB 1214713 A GB1214713 A GB 1214713A GB 07586/68 A GB07586/68 A GB 07586/68A GB 1758668 A GB1758668 A GB 1758668A GB 1214713 A GB1214713 A GB 1214713A
Authority
GB
United Kingdom
Prior art keywords
spool
pressure
pump
fluid
plunger
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
Application number
GB07586/68A
Other languages
English (en)
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.)
CNH Industrial Baumaschinen GmbH
Original Assignee
O&K Orenstein and Koppel GmbH
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 O&K Orenstein and Koppel GmbH filed Critical O&K Orenstein and Koppel GmbH
Publication of GB1214713A publication Critical patent/GB1214713A/en
Expired legal-status Critical Current

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
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
    • F15B13/0422—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with manually-operated pilot valves, e.g. joysticks
    • 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
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2559—Self-controlled branched flow systems
    • Y10T137/2574—Bypass or relief controlled by main line fluid condition
    • Y10T137/2605—Pressure responsive
    • Y10T137/2607—With pressure reducing inlet valve
    • Y10T137/261—Relief port through common sensing means
    • 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
    • Y10T137/86582—Pilot-actuated

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Servomotors (AREA)
  • Hydraulic Motors (AREA)
  • Actuator (AREA)
  • Multiple-Way Valves (AREA)
GB07586/68A 1967-04-19 1968-04-11 Hydraulic fluid valve system Expired GB1214713A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEO0012446 1967-04-19

Publications (1)

Publication Number Publication Date
GB1214713A true GB1214713A (en) 1970-12-02

Family

ID=7352790

Family Applications (1)

Application Number Title Priority Date Filing Date
GB07586/68A Expired GB1214713A (en) 1967-04-19 1968-04-11 Hydraulic fluid valve system

Country Status (7)

Country Link
US (1) US3500865A (enrdf_load_stackoverflow)
JP (1) JPS505410B1 (enrdf_load_stackoverflow)
BE (1) BE713559A (enrdf_load_stackoverflow)
DE (1) DE1600876B2 (enrdf_load_stackoverflow)
FR (1) FR1573195A (enrdf_load_stackoverflow)
GB (1) GB1214713A (enrdf_load_stackoverflow)
SE (1) SE342671B (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4011892A (en) * 1975-03-14 1977-03-15 Marotta Scientific Controls, Inc. Three port non-interflow poppet valve
US5005467A (en) * 1987-05-18 1991-04-09 Atlas Copco Aktiebolag Pilot-operated flow controlling directional control valve with copying spool
FR2857706A1 (fr) * 2003-07-17 2005-01-21 Bosch Rexroth Dsi Sas Dispositif distributeur de fluide sous pression a double ressorts de regulation
EP1769989A3 (en) * 2005-09-29 2008-01-23 Studio Tecnico 6 M S.R.L. Valve for hydraulic braking of work machines or the like

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2152133B1 (de) * 1971-10-20 1973-02-22 Rexroth Gmbh G L Hydraulisch betaetigtes steuerventil
JPS5311694B2 (enrdf_load_stackoverflow) * 1972-03-27 1978-04-24
JPS5613207B2 (enrdf_load_stackoverflow) * 1972-05-27 1981-03-26
FR2273178B1 (enrdf_load_stackoverflow) * 1974-05-31 1978-03-24 Bennes Marrel
US4122864A (en) * 1974-05-31 1978-10-31 Bennes Marrel Selective and proportional hydraulic remote control device, in particular for handling and public work gears
DE2604108A1 (de) * 1975-02-04 1976-08-05 Caterpillar Tractor Co Drosselschlitz fuer einen ventilkolben
GB2041163B (en) * 1979-01-29 1982-11-24 Fields R E Slider valves
US5103866A (en) * 1991-02-22 1992-04-14 Foster Raymond K Poppet valve and valve assemblies utilizing same
DE102012024207A1 (de) * 2012-12-05 2014-06-05 Hydac Fluidtechnik Gmbh Vorrichtung zur Steuerung des Betriebs eines mittels eines Hydromotors antreibbaren Lüfters einer Kühleinrichtung
CN110513511B (zh) * 2019-08-28 2024-04-30 奥瑞拓能源科技股份有限公司 一种配气装置
CN112833218B (zh) * 2021-02-18 2024-05-24 涌镇液压机械（上海）有限公司 双路负载比例换向阀
CN114215925B (zh) * 2021-12-23 2023-06-30 国能(福州)热电有限公司 调节阀

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2751182A (en) * 1956-06-19 Shift valve mechanism and controlsx
NL94431C (enrdf_load_stackoverflow) * 1951-02-06 1900-01-01
GB720966A (en) * 1953-05-21 1954-12-29 Crosby Donald Philipps Smallpe Pneumatic valves
US2870789A (en) * 1956-01-11 1959-01-27 Bilaisis Viktoras Pneumatically operated control valve for hydraulic actuators
US2989986A (en) * 1958-04-25 1961-06-27 Caterpillar Tractor Co Hydraulic control valve for actuating steering clutches or the like
US3200845A (en) * 1962-07-18 1965-08-17 Kayaba Industry Co Ltd Pilot operated fluid direction change-over valve
FR1333554A (fr) * 1962-09-14 1963-07-26 Teves Kg Alfred Circuit hydraulique pour valve à tiroir
US3304953A (en) * 1964-01-02 1967-02-21 Ohio Brass Co Fluid power system and valve mechanisms therefor
US3340897A (en) * 1965-05-07 1967-09-12 Ohio Brass Co Fluid control mechanism

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4011892A (en) * 1975-03-14 1977-03-15 Marotta Scientific Controls, Inc. Three port non-interflow poppet valve
US5005467A (en) * 1987-05-18 1991-04-09 Atlas Copco Aktiebolag Pilot-operated flow controlling directional control valve with copying spool
US5095806A (en) * 1987-05-18 1992-03-17 Atlas Copco Aktiebolag Device in a hydraulic power system connected to a load driving hydraulic motor
FR2857706A1 (fr) * 2003-07-17 2005-01-21 Bosch Rexroth Dsi Sas Dispositif distributeur de fluide sous pression a double ressorts de regulation
EP1769989A3 (en) * 2005-09-29 2008-01-23 Studio Tecnico 6 M S.R.L. Valve for hydraulic braking of work machines or the like
US7743789B2 (en) 2005-09-29 2010-06-29 Studio Tecnico 6M S.R.L. Valve for hydraulic braking of work machines or the like

Also Published As

Publication number Publication date
SE342671B (enrdf_load_stackoverflow) 1972-02-14
BE713559A (enrdf_load_stackoverflow) 1968-08-16
DE1600876B2 (de) 1972-05-10
JPS505410B1 (enrdf_load_stackoverflow) 1975-03-04
FR1573195A (enrdf_load_stackoverflow) 1969-07-04
US3500865A (en) 1970-03-17
DE1600876A1 (de) 1970-05-06

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees