GB1486851A - Control valve having a pressure compensating spool - Google Patents

Control valve having a pressure compensating spool

Info

Publication number
GB1486851A
GB1486851A GB277/75A GB27775A GB1486851A GB 1486851 A GB1486851 A GB 1486851A GB 277/75 A GB277/75 A GB 277/75A GB 27775 A GB27775 A GB 27775A GB 1486851 A GB1486851 A GB 1486851A
Authority
GB
United Kingdom
Prior art keywords
pressure
spool
motor
fluid
jan
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
GB277/75A
Other languages
English (en)
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
Publication of GB1486851A publication Critical patent/GB1486851A/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)
GB277/75A 1974-01-07 1975-01-03 Control valve having a pressure compensating spool Expired GB1486851A (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
GB1486851A true GB1486851A (en) 1977-09-28

Family

ID=23711593

Family Applications (1)

Application Number Title Priority Date Filing Date
GB277/75A Expired GB1486851A (en) 1974-01-07 1975-01-03 Control valve having a pressure compensating spool

Country Status (7)

Country Link
JP (1) JPS5097781A (enrdf_load_stackoverflow)
BE (1) BE821771A (enrdf_load_stackoverflow)
BR (1) BR7408834D0 (enrdf_load_stackoverflow)
CA (1) CA1014049A (enrdf_load_stackoverflow)
DE (1) DE2460993A1 (enrdf_load_stackoverflow)
FR (1) FR2257032B1 (enrdf_load_stackoverflow)
GB (1) GB1486851A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110260025A (zh) * 2019-05-31 2019-09-20 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

Families Citing this family (7)

* 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 (enrdf_load_stackoverflow) * 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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110260025A (zh) * 2019-05-31 2019-09-20 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
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
FR2257032A1 (enrdf_load_stackoverflow) 1975-08-01
FR2257032B1 (enrdf_load_stackoverflow) 1981-03-20
DE2460993A1 (de) 1975-07-10
BR7408834D0 (pt) 1975-09-23
BE821771A (fr) 1975-04-30
JPS5097781A (enrdf_load_stackoverflow) 1975-08-04
CA1014049A (en) 1977-07-19

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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