BE728560A - - Google Patents

Info

Publication number
BE728560A
BE728560A BE728560DA BE728560A BE 728560 A BE728560 A BE 728560A BE 728560D A BE728560D A BE 728560DA BE 728560 A BE728560 A BE 728560A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE728560A publication Critical patent/BE728560A/xx

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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/22—Feeding members carrying tools or work
    • B23Q5/26—Fluid-pressure drives
    • 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
    • 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
    • F15B9/16—Systems essentially having two or more interacting servomotors, e.g. multi-stage
    • 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
    • Y10T137/2278—Pressure modulating relays or followers
    • 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
    • Y10T137/8659—Variable orifice-type modulator
    • Y10T137/86598—Opposed orifices; interposed modulator
    • 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
    • Y10T137/86606—Common to plural valve motor chambers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Servomotors (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Control Of Fluid Pressure (AREA)
  • Electrically Driven Valve-Operating Means (AREA)
BE728560D 1968-02-19 1969-02-17 BE728560A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6802369A NL6802369A (it) 1968-02-19 1968-02-19

Publications (1)

Publication Number Publication Date
BE728560A true BE728560A (it) 1969-08-18

Family

ID=19802825

Family Applications (1)

Application Number Title Priority Date Filing Date
BE728560D BE728560A (it) 1968-02-19 1969-02-17

Country Status (8)

Country Link
US (1) US3548876A (it)
AT (1) AT304983B (it)
BE (1) BE728560A (it)
CH (1) CH491438A (it)
FR (1) FR2002209A1 (it)
GB (1) GB1262103A (it)
NL (1) NL6802369A (it)
SE (1) SE343113B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1351791A (en) * 1971-01-26 1974-05-01 Scragg & Sons Textile filaments produced from thermoplastic film
US3780754A (en) * 1972-09-01 1973-12-25 Us Navy Fluidic angular shaft position sensor
US3988966A (en) * 1974-07-18 1976-11-02 Willie Burt Leonard Fluidic repeater
US4335645A (en) * 1974-07-18 1982-06-22 Leonard Willie B Fluidic repeater
US4227440A (en) * 1977-08-26 1980-10-14 Leonard Willie B Fluidic repeater
US4265331A (en) * 1975-10-15 1981-05-05 Leonard Willie B Fluidic repeater
CH594137A5 (it) * 1976-01-27 1977-12-30 Cyphelly Ivan J
DE2829911C2 (de) * 1978-07-07 1985-11-28 Hartmann & Lämmle GmbH & Co KG, 7255 Rutesheim Elektrohydraulischer Nachlaufverstärker
DE3204051A1 (de) * 1982-02-06 1983-08-18 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg Einrichtung zum steuern eines hydraulisch oder elektrohydraulisch betaetigten servomotors zum verstellen insbesondere eines turbomaschinen-regelventils
DE4117735C1 (it) * 1991-05-30 1992-10-29 Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De
US7735517B2 (en) * 2006-12-22 2010-06-15 Caterpillar Inc Rotary-actuated electro-hydraulic valve
US8074558B2 (en) * 2008-04-30 2011-12-13 Caterpillar Inc. Axial piston device having rotary displacement control

Also Published As

Publication number Publication date
GB1262103A (en) 1972-02-02
DE1905552A1 (de) 1969-09-18
SE343113B (it) 1972-02-28
FR2002209A1 (it) 1969-10-17
CH491438A (de) 1970-05-31
US3548876A (en) 1970-12-22
AT304983B (de) 1973-02-12
NL6802369A (it) 1969-08-21
DE1905552B2 (de) 1972-08-24

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