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GB2227295B - Hydraulic directional control valve with regenerative flow check valve - Google Patents

Hydraulic directional control valve with regenerative flow check valve

Info

Publication number
GB2227295B
GB2227295B GB8900039A GB8900039A GB2227295B GB 2227295 B GB2227295 B GB 2227295B GB 8900039 A GB8900039 A GB 8900039A GB 8900039 A GB8900039 A GB 8900039A GB 2227295 B GB2227295 B GB 2227295B
Authority
GB
United Kingdom
Prior art keywords
directional control
flow check
hydraulic directional
control valve
regenerative flow
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 - Fee Related
Application number
GB8900039A
Other versions
GB8900039D0 (en
GB2227295A (en
Inventor
Michael David Baxter
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB8900039A priority Critical patent/GB2227295B/en
Publication of GB8900039D0 publication Critical patent/GB8900039D0/en
Publication of GB2227295A publication Critical patent/GB2227295A/en
Application granted granted Critical
Publication of GB2227295B publication Critical patent/GB2227295B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F15B13/021—Valves for interconnecting the fluid chambers of an actuator
    • 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
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/024—Systems essentially incorporating special features for controlling the speed or actuating force of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Fluid-Pressure Circuits (AREA)
GB8900039A 1989-01-03 1989-01-03 Hydraulic directional control valve with regenerative flow check valve Expired - Fee Related GB2227295B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8900039A GB2227295B (en) 1989-01-03 1989-01-03 Hydraulic directional control valve with regenerative flow check valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8900039A GB2227295B (en) 1989-01-03 1989-01-03 Hydraulic directional control valve with regenerative flow check valve

Publications (3)

Publication Number Publication Date
GB8900039D0 GB8900039D0 (en) 1989-03-01
GB2227295A GB2227295A (en) 1990-07-25
GB2227295B true GB2227295B (en) 1993-01-13

Family

ID=10649532

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8900039A Expired - Fee Related GB2227295B (en) 1989-01-03 1989-01-03 Hydraulic directional control valve with regenerative flow check valve

Country Status (1)

Country Link
GB (1) GB2227295B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2992434B2 (en) * 1993-12-02 1999-12-20 日立建機株式会社 Hydraulic control device for construction machinery
US5755260A (en) * 1994-09-29 1998-05-26 Samsung Heavy Industries Co., Ltd. Mono-block control valve with regeneration conduit
FR2726343B1 (en) * 1994-10-28 1997-01-24 Kuhn Sa VALVE WITH FOUR CONNECTION HOLES AND TWO POSITIONS
IL172540A0 (en) 2005-12-13 2006-04-10 Habonim Cast Products Ltd Actuator controller
GB0712566D0 (en) 2007-06-28 2007-08-08 Aker Kvaerner Subsea Ltd Combined control valve and coupler
JP2014173615A (en) * 2013-03-06 2014-09-22 Caterpillar Sarl Regeneration circuit for hydraulic device

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1032908A (en) * 1964-07-17 1966-06-15 New York Air Brake Co Fluid distributing valves
GB1096610A (en) * 1965-08-26 1967-12-29 New York Air Brake Co Fluid flow control valves
GB1373339A (en) * 1972-07-20 1974-11-13 Cross Mfg Inc Combined open-centre pressure control and regeneration valve
GB1452486A (en) * 1972-07-19 1976-10-13 Cross Mfg Inc Hydraulic fluid flow control valve
EP0188112A1 (en) * 1984-12-19 1986-07-23 General Signal Corporation Hydraulic control system and valve therefor
GB2181519A (en) * 1985-10-04 1987-04-23 Michael David Baxter Spool valve
GB2199115A (en) * 1986-11-27 1988-06-29 Michael David Baxter Spool valve

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1032908A (en) * 1964-07-17 1966-06-15 New York Air Brake Co Fluid distributing valves
GB1096610A (en) * 1965-08-26 1967-12-29 New York Air Brake Co Fluid flow control valves
GB1452486A (en) * 1972-07-19 1976-10-13 Cross Mfg Inc Hydraulic fluid flow control valve
GB1373339A (en) * 1972-07-20 1974-11-13 Cross Mfg Inc Combined open-centre pressure control and regeneration valve
EP0188112A1 (en) * 1984-12-19 1986-07-23 General Signal Corporation Hydraulic control system and valve therefor
GB2181519A (en) * 1985-10-04 1987-04-23 Michael David Baxter Spool valve
GB2199115A (en) * 1986-11-27 1988-06-29 Michael David Baxter Spool valve

Also Published As

Publication number Publication date
GB8900039D0 (en) 1989-03-01
GB2227295A (en) 1990-07-25

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20060103