GB1293550A - Improvements in and relating to control valves - Google Patents

Improvements in and relating to control valves

Info

Publication number
GB1293550A
GB1293550A GB5787169A GB5787169A GB1293550A GB 1293550 A GB1293550 A GB 1293550A GB 5787169 A GB5787169 A GB 5787169A GB 5787169 A GB5787169 A GB 5787169A GB 1293550 A GB1293550 A GB 1293550A
Authority
GB
United Kingdom
Prior art keywords
spool
chambers
inlet
chamber
valve
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
GB5787169A
Other languages
English (en)
Inventor
Robert Fraser Hodgson
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.)
Commercial Shearing Inc
Commercial Shearing and Stamping Co
Original Assignee
Commercial Shearing Inc
Commercial Shearing and Stamping 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
Application filed by Commercial Shearing Inc, Commercial Shearing and Stamping Co filed Critical Commercial Shearing Inc
Publication of GB1293550A publication Critical patent/GB1293550A/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
    • F15B13/0401—Valve members; Fluid interconnections therefor
    • F15B13/0402—Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool valves
    • F15B13/0403—Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool valves a secondary valve member sliding within the main spool, e.g. for regeneration 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
    • 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
    • F15B13/0416—Fluid 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
    • F15B13/0417—Load sensing elements; Internal fluid connections therefor; Anti-saturation or pressure-compensation 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
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7781—With separate connected fluid reactor surface
    • Y10T137/7784—Responsive to change in rate of fluid flow
    • Y10T137/7792—Movable deflector or choke
    • 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
    • Y10T137/86702—With internal flow passage
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Multiple-Way Valves (AREA)
  • Safety Valves (AREA)
GB5787169A 1969-08-04 1969-11-26 Improvements in and relating to control valves Expired GB1293550A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US84729369A 1969-08-04 1969-08-04

Publications (1)

Publication Number Publication Date
GB1293550A true GB1293550A (en) 1972-10-18

Family

ID=25300282

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5787169A Expired GB1293550A (en) 1969-08-04 1969-11-26 Improvements in and relating to control valves

Country Status (5)

Country Link
US (1) US3565110A (enrdf_load_stackoverflow)
JP (1) JPS536374B1 (enrdf_load_stackoverflow)
DE (1) DE1959764B2 (enrdf_load_stackoverflow)
FR (1) FR2057616A5 (enrdf_load_stackoverflow)
GB (1) GB1293550A (enrdf_load_stackoverflow)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3718159A (en) * 1971-01-20 1973-02-27 Hydraulic Industries Control valve
CA964163A (en) * 1972-03-08 1975-03-11 Ford Motor Company Of Canada Tractor hydraulic lift control valve
DE2248486C2 (de) * 1972-10-03 1985-10-24 Friedrich Dipl.-Ing. 7770 Überlingen Tuschka Hydraulischer Steuerschieber
DE2306461A1 (de) * 1973-02-09 1974-08-15 Parker Hannifin Corp Absperrorgananordnung
DE2420242C2 (de) * 1974-04-26 1982-12-23 Robert Bosch Gmbh, 7000 Stuttgart Hydraulische Steuerschiebervorrichtung
CA1030040A (en) * 1975-01-13 1978-04-25 Commercial Shearing Compensated work port fluid valves
ZA7696B (en) * 1975-02-06 1976-12-29 Commercial Shearing Compensated work port fluid valves and work port compensators
ZA771041B (en) * 1976-05-06 1977-12-28 Commercial Shearing Control valves
JPS5422068A (en) * 1977-07-19 1979-02-19 Kawasaki Heavy Ind Ltd Control valve for machine
DE2801689C2 (de) * 1978-01-16 1982-11-11 Heilmeier & Weinlein Fabrik für Oel-Hydraulik GmbH & Co KG, 8000 München Steuerventileinrichtung
DE2804045A1 (de) * 1978-01-31 1979-08-09 Bosch Gmbh Robert Steuervorrichtung fuer einen hydraulisch betriebenen verbraucher
JPS555951U (enrdf_load_stackoverflow) * 1978-06-29 1980-01-16
US4244389A (en) * 1978-09-08 1981-01-13 Jidoshakiki Co., Ltd. Flow control valve
US4267862A (en) * 1979-02-21 1981-05-19 Mac Valves, Inc. Directional control valve with flow path through valve spool
US4428400A (en) 1979-02-28 1984-01-31 Atos Oleodinamica S.P.A. Electrically and hydraulically actuated flow-distributing valve unit
DE3047499C2 (de) * 1980-12-17 1983-08-04 Integral Hydraulik & Co, 4000 Düsseldorf Durch hydraulische Druckimpulse steuerbares Auf-Zu-Ventil in Sitzventilbauweise
FR2517791B1 (fr) * 1981-12-03 1986-02-28 Rexroth Sigma Perfectionnements apportes aux distributeurs hydrauliques
US4457341A (en) * 1982-03-04 1984-07-03 Vickers, Incorporated Variable pressure drop proportional motor controlled hydraulic directional valve
US4617798A (en) * 1983-04-13 1986-10-21 Linde Aktiengesellschaft Hydrostatic drive systems
US5471839A (en) * 1989-03-24 1995-12-05 Hitachi Construction Machinery Co., Ltd. Valve apparatus and hydraulic drive system
JP2557000B2 (ja) * 1990-05-15 1996-11-27 株式会社小松製作所 操作弁装置
US5218992A (en) * 1991-06-28 1993-06-15 Dana Corporation Check valve retainer
CN100348352C (zh) * 2006-01-25 2007-11-14 杨秀勇 一种液压控制阀的平面滑合付结构的加工方法
DE102007054137A1 (de) * 2007-11-14 2009-05-28 Hydac Filtertechnik Gmbh Hydraulische Ventilvorrichtung
ES2442845T3 (es) * 2008-09-10 2014-02-13 Hawe Hydraulik Se Toma interna de presión de carga de una válvula de compuerta de varias vías-varias posiciones
USD600777S1 (en) 2008-09-29 2009-09-22 Water Pik, Inc. Showerhead assembly
CN105402468B (zh) * 2015-09-16 2018-06-29 中国船舶重工集团公司第七0七研究所九江分部 一种电磁阀箱油路切换装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2651324A (en) * 1949-11-01 1953-09-08 New York Air Brake Co Multiple control valve
US3112764A (en) * 1960-10-28 1963-12-03 Bendix Corp Flow-regulating valve
US3215160A (en) * 1962-12-28 1965-11-02 New York Air Brake Co Valve
US3255777A (en) * 1963-11-26 1966-06-14 New York Air Brake Co Directional control valve
US3481364A (en) * 1967-11-30 1969-12-02 Commercial Shearing Hydraulic valves

Also Published As

Publication number Publication date
US3565110A (en) 1971-02-23
JPS536374B1 (enrdf_load_stackoverflow) 1978-03-07
DE1959764A1 (de) 1971-02-25
DE1959764B2 (de) 1972-06-15
FR2057616A5 (enrdf_load_stackoverflow) 1971-05-21

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee