CA932241A - Hydraulic control device - Google Patents

Hydraulic control device

Info

Publication number: CA932241A
Authority: CA; Canada
Prior art keywords: control device; hydraulic control; hydraulic; control
Prior art date: 1970-11-19
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

CA126871A

Other versions

CA126871S (en

Inventor

Blumer Armin

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.)

Netstal Maschinen AG

Original Assignee

Maschinenfabrik und Giesserei Netstal AG

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.)

1970-11-19

Filing date

1971-11-04

Publication date

1973-08-21

1971-11-04 Application filed by Maschinenfabrik und Giesserei Netstal AG filed Critical Maschinenfabrik und Giesserei Netstal AG

1973-08-21 Application granted granted Critical

1973-08-21 Publication of CA932241A publication Critical patent/CA932241A/en

Status 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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
- B29C45/82—Hydraulic or pneumatic circuits
- 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
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/2053—Type of pump
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/305—Directional control characterised by the type of valves
- F15B2211/30525—Directional control valves, e.g. 4/3-directional control valve
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/32—Directional control characterised by the type of actuation
- F15B2211/329—Directional control characterised by the type of actuation actuated by fluid pressure
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/40—Flow control
- F15B2211/405—Flow control characterised by the type of flow control means or valve
- F15B2211/40515—Flow control characterised by the type of flow control means or valve with variable throttles or orifices
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/40—Flow control
- F15B2211/42—Flow control characterised by the type of actuation
- F15B2211/426—Flow control characterised by the type of actuation electrically or electronically
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/575—Pilot pressure control
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/635—Circuits providing pilot pressure to pilot pressure-controlled fluid circuit elements
- F15B2211/6355—Circuits providing pilot pressure to pilot pressure-controlled fluid circuit elements having valve means
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/86493—Multi-way valve unit
- Y10T137/86574—Supply and exhaust
- Y10T137/86582—Pilot-actuated
- Y10T137/86614—Electric

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
General Engineering & Computer Science (AREA)
Manufacturing & Machinery (AREA)
Injection Moulding Of Plastics Or The Like (AREA)
Fluid-Pressure Circuits (AREA)
Moulds For Moulding Plastics Or The Like (AREA)

CA126871A 1970-11-19 1971-11-04 Hydraulic control device Expired CA932241A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH1719570A CH524075A (en)	1970-11-19	1970-11-19	Hydraulic control device

Publications (1)

Publication Number	Publication Date
CA932241A true CA932241A (en)	1973-08-21

Family

ID=4423504

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA126871A Expired CA932241A (en)	1970-11-19	1971-11-04	Hydraulic control device

Country Status (8)

Country	Link
US (1)	US3750705A (en)
JP (1)	JPS5841366Y2 (en)
CA (1)	CA932241A (en)
CH (1)	CH524075A (en)
DE (1)	DE2150501A1 (en)
FR (1)	FR2115229B1 (en)
GB (1)	GB1372593A (en)
IT (1)	IT940596B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4638720A (en) *	1980-12-01	1987-01-27	Deere & Company	Electro-hydraulic control system
CN102235392A (en) *	2011-05-20	2011-11-09	上海光塑机械制造有限公司	Control device for pilot oil of cartridge valve

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2962002A (en) *	1956-04-10	1960-11-29	Sanders Associates Inc	Two-stage hydraulic servo valve
US2983956A (en) *	1958-03-13	1961-05-16	Essex Wire Corp	Injection molding machine
US3286734A (en) *	1964-11-16	1966-11-22	Goodyear Tire & Rubber	Three way pressure control servo valve
US3508583A (en) *	1965-08-30	1970-04-28	Ford Motor Co	Servo control valve
US3520322A (en) *	1965-08-30	1970-07-14	Ford Motor Co	Fluid pressure control system
US3410306A (en) *	1966-10-27	1968-11-12	Gen Signal Corp	Control valve with lockout element

1970
- 1970-11-19 CH CH1719570A patent/CH524075A/en not_active IP Right Cessation
1971
- 1971-10-09 DE DE19712150501 patent/DE2150501A1/en active Pending
- 1971-11-03 US US00195198A patent/US3750705A/en not_active Expired - Lifetime
- 1971-11-04 CA CA126871A patent/CA932241A/en not_active Expired
- 1971-11-10 GB GB5231571A patent/GB1372593A/en not_active Expired
- 1971-11-13 IT IT31085/71A patent/IT940596B/en active
- 1971-11-18 FR FR7141274A patent/FR2115229B1/fr not_active Expired
1977
- 1977-10-18 JP JP1977140595U patent/JPS5841366Y2/en not_active Expired

Also Published As

Publication number	Publication date
JPS5841366Y2 (en)	1983-09-19
JPS5372086U (en)	1978-06-16
DE2150501A1 (en)	1972-06-08
US3750705A (en)	1973-08-07
FR2115229B1 (en)	1975-07-18
CH524075A (en)	1972-06-15
FR2115229A1 (en)	1972-07-07
GB1372593A (en)	1974-10-30
IT940596B (en)	1973-02-20

Publication	Publication Date	Title
CA943040A (en)	1974-03-05	Hydraulic actuator controls
CA944613A (en)	1974-04-02	Balanced hydraulic device
CA929415A (en)	1973-07-03	Hydraulic device
CA946718A (en)	1974-05-07	Cable control retraction-lockup device
CA936437A (en)	1973-11-06	Hydraulic control valve
CA929416A (en)	1973-07-03	Hydraulic device
AU2570071A (en)	1972-08-24	Hydraulic system
AU2170270A (en)	1972-05-04	Hydraulic implement control circuit
CA947617A (en)	1974-05-21	Fluid control device
CA925406A (en)	1973-05-01	Hydraulic actuator
CA929831A (en)	1973-07-10	Hydraulic actuator controls
CA932241A (en)	1973-08-21	Hydraulic control device
CA933836A (en)	1973-09-18	Valve control device
CA920475A (en)	1973-02-06	Hydraulic control circuit
CA936439A (en)	1973-11-06	Hydraulic driving device
CA852540A (en)	1970-09-29	Hydraulic control device
CA919553A (en)	1973-01-23	Hydraulic operating apparatus
AU419569B2 (en)	1972-01-13	Hydraulic device
CA938196A (en)	1973-12-11	Hydraulic system
CA924360A (en)	1973-04-10	Control device
CA820072A (en)	1969-08-12	Hydraulic control device
CA839045A (en)	1970-04-14	Fluid control device
CA831427A (en)	1970-01-06	Hydraulic control system
CA835695A (en)	1970-03-03	Hydraulic control system
CA857662A (en)	1970-12-08	Hydraulic control system