BE644283A - - Google Patents

Info

Publication number
BE644283A
BE644283A BE644283DA BE644283A BE 644283 A BE644283 A BE 644283A BE 644283D A BE644283D A BE 644283DA BE 644283 A BE644283 A BE 644283A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE644283A publication Critical patent/BE644283A/xx

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00Construction of housing; Use of materials therefor
    • F16K27/04Construction of housing; Use of materials therefor of sliding 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
    • F15B13/06Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use 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
    • F15B13/06Fluid 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
    • 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
    • Y10T137/5109Convertible
    • 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
    • Y10T137/7722Line condition change responsive valves
    • Y10T137/7758Pilot or servo controlled
    • Y10T137/7762Fluid pressure type
    • Y10T137/7764Choked or throttled pressure type
    • Y10T137/7766Choked passage through main valve head
    • 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
    • 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
    • Y10T29/00Metal working
    • Y10T29/49Method of mechanical manufacture
    • Y10T29/49405Valve or choke making
    • Y10T29/49412Valve or choke making with assembly, disassembly or composite article making

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Hydraulic Motors (AREA)
  • Multiple-Way Valves (AREA)
  • Fluid-Pressure Circuits (AREA)
BE644283D 1963-03-11 1964-02-25 BE644283A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US264121A US3216443A (en) 1963-03-11 1963-03-11 Multiple spool valve assembly

Publications (1)

Publication Number Publication Date
BE644283A true BE644283A (xx) 1964-08-25

Family

ID=23004679

Family Applications (1)

Application Number Title Priority Date Filing Date
BE644283D BE644283A (xx) 1963-03-11 1964-02-25

Country Status (4)

Country Link
US (1) US3216443A (xx)
BE (1) BE644283A (xx)
GB (1) GB1048614A (xx)
NL (1) NL6402442A (xx)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3409041A (en) * 1966-02-18 1968-11-05 Parker Hannifin Corp Directional control valve
US3376892A (en) * 1966-03-04 1968-04-09 Parker Hannifin Corp Directional control valve
US3476214A (en) * 1968-02-01 1969-11-04 Mccord Corp Divisional lubricant feeder with bypass means
US4167197A (en) * 1970-10-20 1979-09-11 Toshio Maki Directional change-over valve
JPS506375B1 (xx) * 1970-10-20 1975-03-13
US3976098A (en) * 1974-01-02 1976-08-24 International Basic Economy Corporation Hydraulic motor control apparatus
US3952771A (en) * 1975-01-08 1976-04-27 Zahnradfabrik Friedrichshafen Ag Relief valves with pilot valves
US4570672A (en) * 1983-06-13 1986-02-18 Koehring Company Hydraulic control valve with independently operable bypass valve
DE3522955A1 (de) * 1985-06-27 1987-01-08 Festo Kg Anordnung von ventilgehaeusen
JPH0740780Y2 (ja) * 1988-09-30 1995-09-20 三陽機器株式会社 多連セレクタバルブ
EP0425684B1 (en) * 1989-03-24 1994-12-14 Hitachi Construction Machinery Co., Ltd. Valve apparatus and hydraulic drive system
US10024445B2 (en) * 2014-06-25 2018-07-17 Parker-Hannifin Corporation Reverse flow check valve in hydraulic valve with series circuit
JP6286482B2 (ja) * 2016-06-29 2018-02-28 Kyb株式会社 流体圧制御装置
US10323659B2 (en) 2017-05-16 2019-06-18 Parker-Hannifin Corporation Open center control valve
US11460053B2 (en) * 2020-03-16 2022-10-04 Parker-Hannifin Corporation Open center control valve configured to combine fluid flow received from multiple sources

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3000397A (en) * 1959-08-24 1961-09-19 Parker Hannifin Corp Valve assembly
US3077901A (en) * 1960-06-27 1963-02-19 Vickers Inc Divided flow, control valve system
US3106065A (en) * 1961-02-13 1963-10-08 Parker Hannifin Corp Position hold and release mechanisms for flow control valves

Also Published As

Publication number Publication date
NL6402442A (xx) 1964-09-14
GB1048614A (en) 1966-11-16
US3216443A (en) 1965-11-09

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