CA1014049A - Control valve having a pressure compensating spool - Google Patents

Control valve having a pressure compensating spool

Info

Publication number
CA1014049A
CA1014049A CA211,626A CA211626A CA1014049A CA 1014049 A CA1014049 A CA 1014049A CA 211626 A CA211626 A CA 211626A CA 1014049 A CA1014049 A CA 1014049A
Authority
CA
Canada
Prior art keywords
control valve
pressure compensating
compensating spool
spool
pressure
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
CA211,626A
Other languages
English (en)
Other versions
CA211626S (en
Inventor
Dean E. Miller
Jesse L. Field (Jr.)
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.)
Caterpillar Inc
Original Assignee
Caterpillar Tractor 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 Caterpillar Tractor Co filed Critical Caterpillar Tractor Co
Application granted granted Critical
Publication of CA1014049A publication Critical patent/CA1014049A/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
    • 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)
  • Control Of Fluid Gearings (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Multiple-Way Valves (AREA)
CA211,626A 1974-01-07 1974-10-17 Control valve having a pressure compensating spool Expired CA1014049A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US43136074A 1974-01-07 1974-01-07

Publications (1)

Publication Number Publication Date
CA1014049A true CA1014049A (en) 1977-07-19

Family

ID=23711593

Family Applications (1)

Application Number Title Priority Date Filing Date
CA211,626A Expired CA1014049A (en) 1974-01-07 1974-10-17 Control valve having a pressure compensating spool

Country Status (7)

Country Link
JP (1) JPS5097781A (US07608600-20091027-C00054.png)
BE (1) BE821771A (US07608600-20091027-C00054.png)
BR (1) BR7408834D0 (US07608600-20091027-C00054.png)
CA (1) CA1014049A (US07608600-20091027-C00054.png)
DE (1) DE2460993A1 (US07608600-20091027-C00054.png)
FR (1) FR2257032B1 (US07608600-20091027-C00054.png)
GB (1) GB1486851A (US07608600-20091027-C00054.png)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4041983A (en) * 1975-07-09 1977-08-16 Caterpillar Tractor Co. Pressure controlled swing valve with safety feature
US4407122A (en) * 1981-05-18 1983-10-04 Vickers, Incorporated Power transmission
JPS62190173U (US07608600-20091027-C00054.png) * 1986-05-24 1987-12-03
SE458704B (sv) * 1987-05-18 1989-04-24 Atlas Copco Ab Anordning vid ett hydrauliskt drivsystem anslutet till en lastdrivande hydraulmotor
US4883091A (en) * 1988-12-27 1989-11-28 Ross Operating Valve Company Multi-port self-regulating proportional pressure control valve
CN103089727B (zh) * 2011-10-31 2016-03-02 约克广州空调冷冻设备有限公司 换向阀
DE102012001954A1 (de) * 2012-02-02 2013-08-08 Robert Bosch Gmbh Ventilbaugruppe mit Vorsteuerpumpe
CN110260025B (zh) * 2019-05-31 2024-02-06 陕西法士特齿轮有限责任公司 一种用于控制离合器的比例电磁阀

Also Published As

Publication number Publication date
GB1486851A (en) 1977-09-28
FR2257032B1 (US07608600-20091027-C00054.png) 1981-03-20
FR2257032A1 (US07608600-20091027-C00054.png) 1975-08-01
DE2460993A1 (de) 1975-07-10
BE821771A (fr) 1975-04-30
JPS5097781A (US07608600-20091027-C00054.png) 1975-08-04
BR7408834D0 (pt) 1975-09-23

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