IT964884B - Azionatore idraulico - Google Patents

Azionatore idraulico

Info

Publication number: IT964884B
Authority: IT; Italy
Prior art keywords: hydraulic actuator; actuator; hydraulic
Prior art date: 1971-08-04

Application number

IT197269555A

Other languages

English (en)

Italian (it)

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.)

1971-08-04

Filing date

1972-08-04

Publication date

1974-01-31

1972-08-04 Application filed filed Critical

1974-01-31 Application granted granted Critical

1974-01-31 Publication of IT964884B publication Critical patent/IT964884B/it

Links

Classifications

- 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
- F16H—GEARING
- F16H43/00—Other fluid gearing, e.g. with oscillating input or output
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B15/00—Details of, or auxiliary devices incorporated in, weft knitting machines, restricted to machines of this kind
- D04B15/94—Driving-gear not otherwise provided for
- 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
- 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
- F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more 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
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/02—Servomotor systems with program control derived from a store or timing device; Control devices therefor
- 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
- F15B2211/30505—Non-return valves, i.e. check valves
- 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
- F15B2211/305—Directional control characterised by the type of valves
- F15B2211/3056—Assemblies of multiple valves
- F15B2211/30585—Assemblies of multiple valves having a single valve for multiple output members
- 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
- F15B2211/321—Directional control characterised by the type of actuation mechanically
- 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
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
- F15B2211/7051—Linear output members
- F15B2211/7055—Linear output members having more than two chambers

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Mechanical Engineering (AREA)
Textile Engineering (AREA)
Chemical & Material Sciences (AREA)
Analytical Chemistry (AREA)
Knitting Machines (AREA)

IT197269555A 1971-08-04 1972-08-04 Azionatore idraulico IT964884B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB3657271A GB1406987A (en)	1971-08-04	1971-08-04	Hydraulic actuator

Publications (1)

Publication Number	Publication Date
IT964884B true IT964884B (it)	1974-01-31

Family

ID=10389356

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT197269555A IT964884B (it)	1971-08-04	1972-08-04	Azionatore idraulico

Country Status (7)

Country	Link
US (1)	US3913448A (fr)
CH (1)	CH557909A (fr)
DE (1)	DE2238539A1 (fr)
FR (1)	FR2149910A5 (fr)
GB (1)	GB1406987A (fr)
IT (1)	IT964884B (fr)
NL (1)	NL7210678A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE391786B (sv) *	1975-03-24	1977-02-28	Westin & Backlund Ab	Legesregulator innefattande minst tva tryckoverforande element
US4030551A (en) *	1976-04-12	1977-06-21	International Harvester Company	Folding flex toolbar
US4356841A (en) *	1979-07-21	1982-11-02	Fmc Corporation	Matrix switching control of subsea production systems
DE4203883A1 (de) *	1992-02-11	1993-08-12	Buehler Optima Maschf	Abfuellwaage
US7069728B2 (en) *	2003-07-29	2006-07-04	Pratt & Whitney Canada Corp.	Multi-position BOV actuator
FR2881800B1 (fr) *	2005-02-04	2010-08-27	Hispano Suiza Sa	Systeme de commande d'une pluralite de vannes de decharge d'une turbomachine
CN105782159B (zh) *	2016-04-27	2017-10-10	南京航空航天大学	一种液压旋转作动器
CN120279967A (zh)	2019-09-13	2025-07-08	铠侠股份有限公司	存储器系统
CN112943731B (zh) *	2021-03-18	2022-04-01	同济大学	一种轴配流开关换向阀
CN113153850A (zh) *	2021-03-23	2021-07-23	同济大学	一种轴配流高频开关换向阀
US12421913B2 (en) *	2022-02-18	2025-09-23	Stephen Michael Roberts	Variable area fan nozzle actuation system

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US785611A (en) *	1904-05-07	1905-03-21	Charles E Hastings	Engine.
US2811139A (en) *	1949-07-07	1957-10-29	Rome Grader Corp	Power transmission device
US2661724A (en) *	1951-07-17	1953-12-08	James P Guarnieri Inc	Multiple position fluid pressure actuated apparatus
US2882685A (en) *	1956-07-02	1959-04-21	Gleason Works	Hydraulic motion transmitting system
US3149537A (en) *	1961-01-19	1964-09-22	D J Campbell Co Inc	Fluid control mechanism
US3253515A (en) *	1962-03-16	1966-05-31	Sinclair Research Inc	Fluid actuated motor
GB1136385A (en) *	1966-01-12	1968-12-11	John Carr Doughty	Knitting machine
US3502002A (en) *	1968-04-02	1970-03-24	Whiteman Mfg Co	Means for synchronizing a pair of hydraulic power cylinder actuators

1971
- 1971-08-04 GB GB3657271A patent/GB1406987A/en not_active Expired
1972
- 1972-07-31 US US276369A patent/US3913448A/en not_active Expired - Lifetime
- 1972-08-03 CH CH1150972A patent/CH557909A/xx unknown
- 1972-08-03 NL NL7210678A patent/NL7210678A/xx not_active Application Discontinuation
- 1972-08-04 FR FR7228234A patent/FR2149910A5/fr not_active Expired
- 1972-08-04 IT IT197269555A patent/IT964884B/it active
- 1972-08-04 DE DE2238539A patent/DE2238539A1/de not_active Withdrawn

Also Published As

Publication number	Publication date
US3913448A (en)	1975-10-21
CH557909A (fr)	1975-01-15
GB1406987A (en)	1975-09-24
FR2149910A5 (fr)	1973-03-30
DE2238539A1 (de)	1973-03-01
NL7210678A (fr)	1973-02-06

Publication	Publication Date	Title
BR7202795D0 (pt)	1973-05-31	Conjunto hidraulico
SE367158B (sv)	1974-05-20	Hydraulisk stotfaangare
IT953998B (it)	1973-08-10	Dispositivo idraulico di comando
IT963117B (it)	1974-01-10	Trasformatore idraulico
IT971382B (it)	1974-04-30	Servovalvola elettroidraulica
IT967746B (it)	1974-03-11	Azionatore elettromagnetico
ATA609072A (de)	1980-01-15	Drehkolbenmaschine
SE396235B (sv)	1977-09-12	Flyttbar hydraulisk port
IT950066B (it)	1973-06-20	Dispositivo di comando elettro idraulico
NO138227C (no)	1978-08-02	Hydraulisk aktuator.
IT947393B (it)	1973-05-21	Valvole
IT973479B (it)	1974-06-10	Dispositivo azionatore elettro idraulico
IT944655B (it)	1973-04-20	Accoppiamento idraulico
AT318799B (de)	1974-11-11	Hydraulisch betätigbare Stellantriebanordnung
CH536962A (de)	1973-05-15	Hydraulische Steuervorrichtung
BE790896A (fr)	1973-05-03	Fluides hydrauliques
IT948275B (it)	1973-05-30	Lardone idraulico
BE778130A (fr)	1972-05-16	Coupleur hydraulique
IT950547B (it)	1973-06-20	Attuatore rotativo
IT971350B (it)	1974-04-30	Valvola idraulica
SU465772A3 (ru)	1975-03-30	Гидравлический пресс
NL146077B (nl)	1975-06-16	Hydraulische richtinrichting.
SE386722B (sv)	1976-08-16	Hydraulisk vridslidventil
IT947773B (it)	1973-05-30	Doppio servocomando idraulico
SE412763B (sv)	1980-03-17	Sulfonatdetergentkomposition