BE756776A - ELECTRO-HYDRAULIC CONTROL FOR VALVES - Google Patents

ELECTRO-HYDRAULIC CONTROL FOR VALVES

Info

Publication number: BE756776A
Authority: BE; Belgium
Prior art keywords: electro; valves; hydraulic control; hydraulic; control
Prior art date: 1969-10-04

Application number

Other languages

Original Assignee

Kromschroeder Ag G

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.)

1969-10-04

Publication date

1971-03-01

1969-10-04 Priority claimed from DE19691950154 external-priority patent/DE1950154A1/en

1971-03-01 Publication of BE756776A publication Critical patent/BE756776A/en

Classifications

- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D7/00—Control of flow
- G05D7/01—Control of flow without auxiliary power
- G05D7/0106—Control of flow without auxiliary power the sensing element being a flexible member, e.g. bellows, diaphragm, capsule
- 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
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/18—Combined units comprising both motor and pump
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/42—Actuating devices; Operating means; Releasing devices actuated by fluid by means of electrically-actuated members in the supply or discharge conduits of the fluid motor
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D7/00—Control of flow
- G05D7/06—Control of flow characterised by the use of electric means
- G05D7/0617—Control of flow characterised by the use of electric means specially adapted for fluid materials
- G05D7/0629—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means
- G05D7/0635—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means by action on throttling means

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Automation & Control Theory (AREA)
Fluid Mechanics (AREA)
Regulation And Control Of Combustion (AREA)

BE756776D 1969-10-04 ELECTRO-HYDRAULIC CONTROL FOR VALVES BE756776A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19691950154 DE1950154A1 (en)	1969-10-04	1969-10-04	Electro-hydraulic control for valves

Publications (1)

Publication Number	Publication Date
BE756776A true BE756776A (en)	1971-03-01

Family

ID=5747337

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE756776D BE756776A (en)	1969-10-04		ELECTRO-HYDRAULIC CONTROL FOR VALVES

Country Status (5)

Country	Link
BE (1)	BE756776A (en)
CH (1)	CH508161A (en)
FR (1)	FR2064836A5 (en)
GB (1)	GB1281133A (en)
NL (1)	NL148989B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2174514B (en) *	1985-04-04	1988-10-05	Elektrowatt Ag	Electro-hydraulic actuator or positioning drive for continuous control or regulation operations
DE3510546A1 (en) *	1985-04-04	1986-10-02	Elektrowatt AG, Zürich	ELECTROHYDRAULIC ACTUATOR FOR CONTINUOUS CONTROL
DE102004024072B4 (en) *	2004-04-01	2006-09-21	Technoalpin Gmbh	Dosing and blocking valve for a liquid medium
DE102012111021B4 (en)	2012-11-15	2014-08-21	Eto Magnetic Gmbh	Valve device and use of such
CN110513345B (en) *	2019-09-04	2024-05-17	太原理工大学	Load memory valve
CN112303248B (en) *	2020-10-29	2023-03-21	四川科宏石油天然气工程有限公司	Float pilot-operated drain valve
CN114135708A (en) *	2021-11-02	2022-03-04	珠海爱迪生智能家居股份有限公司	Control method of ERV automatic temperature control valve and ERV automatic temperature control valve

0
- BE BE756776D patent/BE756776A/en unknown
1970
- 1970-08-18 CH CH1231770A patent/CH508161A/en not_active IP Right Cessation
- 1970-08-27 NL NL7012699A patent/NL148989B/en unknown
- 1970-09-29 FR FR7035102A patent/FR2064836A5/fr not_active Expired
- 1970-10-01 GB GB4671470A patent/GB1281133A/en not_active Expired

Also Published As

Publication number	Publication date
NL7012699A (en)	1971-04-06
CH508161A (en)	1971-05-31
NL148989B (en)	1976-03-15
FR2064836A5 (en)	1971-07-23
GB1281133A (en)	1972-07-12

Publication	Publication Date	Title
NL160354C (en)	1979-10-15	CONTROL VALVE.
BE755816A (en)	1971-02-15	VALVE FOR DOUBLE BRAKE CIRCUIT
BE766617A (en)	1971-10-01	FLUID CONTROL VALVES
CH534829A (en)	1973-03-15	Control valve
BE756776A (en)	1971-03-01	ELECTRO-HYDRAULIC CONTROL FOR VALVES
FR2335716A1 (en)	1977-07-15	PISTON-DRAWER FOR HYDRAULIC CONTROL VALVES
CH500407A (en)	1970-12-15	Hydraulic control device
SE390558B (en)	1976-12-27	HYDRAULIC CONTROL VALVE
CH495518A (en)	1970-08-31	Speed control valve
DE2343573A1 (en)	1974-03-07	HYDRAULIC CONTROL VALVE
BE796127A (en)	1973-06-18	HYDRAULIC CONTROL VALVE
CH531653A (en)	1972-12-15	Hydraulic control circuit
AT301289B (en)	1972-08-25	Electro-hydraulic control device
BE755242A (en)	1971-02-01	CONTROL VALVE
BE769335A (en)	1971-11-03	FLUID CONTROL VALVES IMPROVEMENTS
AT306468B (en)	1973-04-10	Directional control valve
CH502642A (en)	1971-01-31	Control valve
DD82415A5 (en)	1971-06-05	Hydraulic control device
CH487063A (en)	1970-03-15	Control valve block for hydraulically operated elevators
BE753810A (en)	1970-12-31	CONTROL VALVES
BE822209A (en)	1975-05-14	CONTROL VALVE FOR HYDRAULIC CIRCUIT
CH520066A (en)	1972-03-15	Control gear for cranes
BE751793A (en)	1970-11-16	MAGNETIC CONTROL VALVE
FR1454035A (en)	1966-07-22	Improvements to valves for simultaneous brake control
AT293687B (en)	1971-09-15	LIQUID CONTROL VALVE