GB2141524B - Sectional valve with independent pump and function control spools - Google Patents

Sectional valve with independent pump and function control spools

Info

Publication number
GB2141524B
GB2141524B GB08414380A GB8414380A GB2141524B GB 2141524 B GB2141524 B GB 2141524B GB 08414380 A GB08414380 A GB 08414380A GB 8414380 A GB8414380 A GB 8414380A GB 2141524 B GB2141524 B GB 2141524B
Authority
GB
United Kingdom
Prior art keywords
function control
independent pump
control spools
sectional valve
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
GB08414380A
Other versions
GB8414380D0 (en
GB2141524A (en
Inventor
Raud Arthur Wilke
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
Application filed by Koehring Co filed Critical Koehring Co
Publication of GB8414380D0 publication Critical patent/GB8414380D0/en
Publication of GB2141524A publication Critical patent/GB2141524A/en
Application granted granted Critical
Publication of GB2141524B publication Critical patent/GB2141524B/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

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)
GB08414380A 1983-06-13 1984-06-05 Sectional valve with independent pump and function control spools Expired GB2141524B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US50391083A 1983-06-13 1983-06-13

Publications (3)

Publication Number Publication Date
GB8414380D0 GB8414380D0 (en) 1984-07-11
GB2141524A GB2141524A (en) 1984-12-19
GB2141524B true GB2141524B (en) 1986-08-06

Family

ID=24004040

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08414380A Expired GB2141524B (en) 1983-06-13 1984-06-05 Sectional valve with independent pump and function control spools

Country Status (3)

Country Link
JP (1) JPS604602A (en)
DE (1) DE3415621C3 (en)
GB (1) GB2141524B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5752426A (en) * 1909-04-04 1998-05-19 Komatsu Ltd. Pilot pressure operated directional control valve and an operating cylinder control apparatus
JPH06173904A (en) * 1992-12-08 1994-06-21 Komatsu Ltd Rotary hydraulic circuit
DE4418881A1 (en) * 1994-05-30 1995-12-07 Rexroth Mannesmann Gmbh Electrohydraulic control system and control valve for farm vehicle lifting gear
JP5452993B2 (en) * 2009-06-22 2014-03-26 川崎重工業株式会社 Electromagnetic proportional directional flow control valve with pressure compensation
JP5730369B2 (en) * 2013-10-17 2015-06-10 定之 中西 Switching valve
FI128135B (en) * 2017-10-20 2019-10-31 Pneumaxpert Oy Arrangement with oscillating cylinder
JP6889674B2 (en) * 2018-03-09 2021-06-18 Ｋｙｂ株式会社 Control valve

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB860963A (en) * 1958-04-03 1961-02-15 New York Air Brake Co Fluid distribution system and valves therefor
US3209781A (en) * 1962-06-21 1965-10-05 Hough Co Frank Control valve construction
GB1082708A (en) * 1966-08-04 1967-09-13 Parker Hannifin Corp Fluid-flow control valve
CH444601A (en) * 1966-12-13 1967-09-30 Beringer Hydraulik Gmbh Control device for hydraulically operated equipment
US3602104A (en) * 1969-07-08 1971-08-31 Eaton Yale & Towne Pressure-compensated flow control
US3729026A (en) * 1971-05-17 1973-04-24 Koehring Co Control valve with metering type valve spool
BE790334A (en) * 1971-12-08 1973-02-15 Koehring Co TWO DRAWER CONTROL VALVE FOR PRESSURE FLUID CONTROLLED SYSTEMS
BE792618A (en) * 1971-12-13 1973-06-12 Caterpillar Tractor Co Set of hydraulic control valves.
GB1417606A (en) * 1972-02-24 1975-12-10 Daikin Ind Ltd Fluid controlling apparatus
US3881512A (en) * 1973-09-21 1975-05-06 Koehring Co Hydraulic control valve and pressure compensating mechanism therefor
JPS5843537B2 (en) * 1974-12-30 1983-09-27 日立建機 （株） Hydraulic excavator hydraulic control device
JPS529781A (en) * 1975-07-12 1977-01-25 Hitachi Constr Mach Co Ltd Hydraulic system for control function
US4154262A (en) * 1977-10-17 1979-05-15 Gresen Manufacturing Company Hydraulic control system

Also Published As

Publication number Publication date
DE3415621C2 (en) 1994-03-24
DE3415621A1 (en) 1984-12-13
JPS604602A (en) 1985-01-11
DE3415621C3 (en) 1997-07-17
GB8414380D0 (en) 1984-07-11
GB2141524A (en) 1984-12-19

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20010605