DE2238539A1 - Hydraulisches betaetigungsorgan, insbesondere fuer strickmaschinen - Google Patents

Hydraulisches betaetigungsorgan, insbesondere fuer strickmaschinen

Info

Publication number
DE2238539A1
DE2238539A1 DE2238539A DE2238539A DE2238539A1 DE 2238539 A1 DE2238539 A1 DE 2238539A1 DE 2238539 A DE2238539 A DE 2238539A DE 2238539 A DE2238539 A DE 2238539A DE 2238539 A1 DE2238539 A1 DE 2238539A1
Authority
DE
Germany
Prior art keywords
openings
piston
cylinder
hydraulic
valve
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.)
Withdrawn
Application number
DE2238539A
Other languages
German (de)
English (en)
Inventor
John Duncan Garside
Terence Patrick Priestley
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.)
Loughborough University
Original Assignee
Loughborough University
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 Loughborough University filed Critical Loughborough University
Publication of DE2238539A1 publication Critical patent/DE2238539A1/de
Withdrawn legal-status Critical Current

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 programme 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)
DE2238539A 1971-08-04 1972-08-04 Hydraulisches betaetigungsorgan, insbesondere fuer strickmaschinen Withdrawn DE2238539A1 (de)

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
DE2238539A1 true DE2238539A1 (de) 1973-03-01

Family

ID=10389356

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2238539A Withdrawn DE2238539A1 (de) 1971-08-04 1972-08-04 Hydraulisches betaetigungsorgan, insbesondere fuer strickmaschinen

Country Status (7)

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

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
WO2021049033A1 (ja) 2019-09-13 2021-03-18 キオクシア株式会社 メモリシステム
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
US20230265812A1 (en) * 2022-02-18 2023-08-24 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

Also Published As

Publication number Publication date
US3913448A (en) 1975-10-21
CH557909A (enrdf_load_stackoverflow) 1975-01-15
FR2149910A5 (enrdf_load_stackoverflow) 1973-03-30
GB1406987A (en) 1975-09-24
NL7210678A (enrdf_load_stackoverflow) 1973-02-06
IT964884B (it) 1974-01-31

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Legal Events

Date Code Title Description
OD Request for examination
8139 Disposal/non-payment of the annual fee