GB2121990B - A hydraulic control system - Google Patents

A hydraulic control system

Info

Publication number: GB2121990B
Authority: GB; United Kingdom
Prior art keywords: control system; hydraulic control; hydraulic; control
Prior art date: 1982-06-15
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

GB08315137A

Other versions

GB8315137D0 (en

GB2121990A (en

Inventor

William Richards Price

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.)

1982-06-15

Filing date

1983-06-02

Publication date

1985-11-13

1983-06-02 Application filed by Individual filed Critical Individual

1983-07-06 Publication of GB8315137D0 publication Critical patent/GB8315137D0/en

1984-01-04 Publication of GB2121990A publication Critical patent/GB2121990A/en

1985-11-13 Application granted granted Critical

1985-11-13 Publication of GB2121990B publication Critical patent/GB2121990B/en

Status Expired legal-status Critical Current

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
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/08—Servomotor systems incorporating electrically operated control means
- F15B21/087—Control strategy, e.g. with block diagram
- 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
- F15B9/00—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member
- F15B9/02—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type
- F15B9/08—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type controlled by valves affecting the fluid feed or the fluid outlet of the servomotor
- F15B9/09—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type controlled by valves affecting the fluid feed or the fluid outlet of the servomotor with electrical control means

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)
Servomotors (AREA)
Fluid-Pressure Circuits (AREA)

GB08315137A 1982-06-15 1983-06-02 A hydraulic control system Expired GB2121990B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB8217309		1982-06-15

Publications (3)

Publication Number	Publication Date
GB8315137D0 GB8315137D0 (en)	1983-07-06
GB2121990A GB2121990A (en)	1984-01-04
GB2121990B true GB2121990B (en)	1985-11-13

Family

ID=10531047

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB08315137A Expired GB2121990B (en)	1982-06-15	1983-06-02	A hydraulic control system

Country Status (2)

Country	Link
EP (1)	EP0097007A3 (en)
GB (1)	GB2121990B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN113446278B (en) *	2021-06-28	2022-07-22	温岭市富力泵业有限公司	Hydraulic reversing valve

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3031846A (en) *	1961-04-05	1962-05-01	David E Wiegand	Hydraulic servo
FR1605286A (en) *	1964-04-16	1974-04-05
US3455210A (en) *	1966-10-26	1969-07-15	Eaton Yale & Towne	Adjustable,metered,directional flow control arrangement
CH444601A (en) *	1966-12-13	1967-09-30	Beringer Hydraulik Gmbh	Control device for hydraulically operated equipment
GB1200911A (en) *	1967-02-23	1970-08-05	Churchill Charles Ltd	Improvements in hydraulic flow controllers
US3410308A (en) *	1967-12-05	1968-11-12	Moog Inc	Moving coil electrohydraulic servovalve
US3742981A (en) *	1972-02-24	1973-07-03	Sanders Associates Inc	Flow control valve with single spool second stage
DE2234131C3 (en) *	1972-07-12	1975-04-03	Messerschmitt-Boelkow-Blohm Gmbh, 8000 Muenchen	Stabilization device for damping high-frequency vibrations on a hydraulic servo control
GB1465674A (en) *	1973-02-26	1977-02-23	Sperry Rand Ltd	Electrically-operated fluid actuator
DE2658928A1 (en) *	1976-12-24	1978-07-06	Beringer Hydraulik Gmbh	HYDRAULIC CONTROL
EP0008523B1 (en) *	1978-08-25	1982-05-05	Wabco Automotive U.K. Limited	Improvements relating to hydraulic control systems
US4222409A (en) *	1978-10-06	1980-09-16	Tadeusz Budzich	Load responsive fluid control valve
GB2046953B (en) *	1979-03-22	1983-02-23	Trw Inc	Fluid flow control
IT1129054B (en) *	1980-01-08	1986-06-04	Fiat Ricerche	FLOW RATE REGULATOR FOR HYDRAULIC CIRCUITS
DE3042015C2 (en) *	1980-11-07	1987-02-26	Reinhard Ing.(grad.) 4050 Mönchengladbach Kucharzyk	Electrohydraulic proportional valve

1983
- 1983-06-02 GB GB08315137A patent/GB2121990B/en not_active Expired
- 1983-06-02 EP EP83303198A patent/EP0097007A3/en not_active Ceased

Also Published As

Publication number	Publication date
GB8315137D0 (en)	1983-07-06
GB2121990A (en)	1984-01-04
EP0097007A2 (en)	1983-12-28
EP0097007A3 (en)	1984-08-01

Publication	Publication Date	Title
IL61719A (en)	1987-10-30	Hydraulic control system
GB8327703D0 (en)	1983-11-16	Hydraulic control system
GB2124800B (en)	1985-06-26	A hydraulic drive system
GB8332882D0 (en)	1984-01-18	Hydraulic control system
GB8401852D0 (en)	1984-02-29	Hydraulic control system
GB2075934B (en)	1983-09-28	A hydraulic control system especially a steering system
AU562491B2 (en)	1987-06-11	Hydraulic control means
DE3370362D1 (en)	1987-04-23	Hydraulic control device
DE3368740D1 (en)	1987-02-05	Hydraulic control system for a transmission
EP0253952A3 (en)	1988-07-06	Hydraulic control system for a transmission
DE3274280D1 (en)	1987-01-02	Hydraulic control system
GB8334351D0 (en)	1984-02-01	Hydraulic control
DE3364878D1 (en)	1986-09-04	Hydraulic control system
GB2132259B (en)	1986-01-02	Hydraulic control arrangement
ZA834290B (en)	1984-03-28	A hydraulic control
GB2074759B (en)	1984-02-15	Hydraulic control system
GB2147053B (en)	1987-04-01	Hydraulic control system
DE3268279D1 (en)	1986-02-13	Hydraulic control means
GB2121990B (en)	1985-11-13	A hydraulic control system
GB2082800B (en)	1983-12-07	Integrated hydraulic control system
DE3271342D1 (en)	1986-07-03	Hydraulic control systems
DE3567509D1 (en)	1989-02-16	Hydraulic control system
GB2131182B (en)	1986-10-01	A jig washbox control system
GB8530585D0 (en)	1986-01-22	Hydraulic control system
GB2123172B (en)	1986-10-22	A robot control system

Legal Events

Date	Code	Title	Description
1988-01-20	PCNP	Patent ceased through non-payment of renewal fee