DE69000484D1 - Steuersystem fuer ein multiplexverfahren. - Google Patents

Steuersystem fuer ein multiplexverfahren.

Info

Publication number
DE69000484D1
DE69000484D1 DE9090300503T DE69000484T DE69000484D1 DE 69000484 D1 DE69000484 D1 DE 69000484D1 DE 9090300503 T DE9090300503 T DE 9090300503T DE 69000484 T DE69000484 T DE 69000484T DE 69000484 D1 DE69000484 D1 DE 69000484D1
Authority
DE
Germany
Prior art keywords
control system
multiplex process
multiplex
control
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.)
Expired - Fee Related
Application number
DE9090300503T
Other languages
English (en)
Other versions
DE69000484T2 (de
Inventor
John W Wardle
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.)
Woodward Inc
Original Assignee
Woodward Governor Co
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 Woodward Governor Co filed Critical Woodward Governor Co
Application granted granted Critical
Publication of DE69000484D1 publication Critical patent/DE69000484D1/de
Publication of DE69000484T2 publication Critical patent/DE69000484T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/43—Programme-control systems fluidic
    • G05B19/46—Programme-control systems fluidic hydraulic
    • 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
    • F15B13/07—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors in distinct sequence
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
    • G05B19/414—Structure of the control system, e.g. common controller or multiprocessor systems, interface to servo, programmable interface controller
    • G05B19/4144—Structure of the control system, e.g. common controller or multiprocessor systems, interface to servo, programmable interface controller characterised by using multiplexing for control system
    • 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
    • Y10T137/87169—Supply and exhaust
    • Y10T137/87193—Pilot-actuated
    • Y10T137/87201—Common to plural valve motor chambers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Human Computer Interaction (AREA)
  • Manufacturing & Machinery (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Servomotors (AREA)
  • Fluid-Pressure Circuits (AREA)
DE9090300503T 1989-01-23 1990-01-18 Steuersystem fuer ein multiplexverfahren. Expired - Fee Related DE69000484T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/298,939 US4966065A (en) 1989-01-23 1989-01-23 Multiplexed hydraulic control systems

Publications (2)

Publication Number Publication Date
DE69000484D1 true DE69000484D1 (de) 1993-01-07
DE69000484T2 DE69000484T2 (de) 1993-05-19

Family

ID=23152649

Family Applications (1)

Application Number Title Priority Date Filing Date
DE9090300503T Expired - Fee Related DE69000484T2 (de) 1989-01-23 1990-01-18 Steuersystem fuer ein multiplexverfahren.

Country Status (5)

Country Link
US (1) US4966065A (de)
EP (1) EP0380234B1 (de)
JP (1) JP2833812B2 (de)
CA (1) CA2008281A1 (de)
DE (1) DE69000484T2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2046766A1 (en) * 1990-08-22 1992-02-23 Barton H. Snow Redundant fluidic multiplexer
US5318065A (en) * 1992-11-20 1994-06-07 Ransburg Corporation Color valve multiplexer
GB9319358D0 (en) * 1993-09-18 1993-11-03 Lucas Ind Plc Multiplexing valve
GB2294785A (en) * 1994-10-31 1996-05-08 Hr Textron Inc Multiplex hydraulic servovalve
US6158208A (en) * 1998-12-04 2000-12-12 Woodward Governor Company Multiplexed fluid control system with pressure transducer feedback
US5996464A (en) * 1998-12-07 1999-12-07 Woodward Governor Company Fail safe valve and multiplexed fluid control systems incorporating the same
US6186045B1 (en) 1998-12-07 2001-02-13 Woodward Governor Company Latching valve and a multiplexed hydraulic control system utilizing same
US6427970B1 (en) 2001-03-16 2002-08-06 Young & Franklin, Inc. Heat dissipating voice coil activated valves
JP5197020B2 (ja) 2005-02-10 2013-05-15 ゲーエーアー トゥヘンハーゲン ゲーエムベーハー バルブのスイッチング動作を制御するデバイス
US8459173B2 (en) * 2009-07-10 2013-06-11 Amtai Medical Equipment, Inc. Bidirectional hydraulic system for operating table
CN104389837A (zh) * 2014-11-26 2015-03-04 上海华岛液压设备制造有限公司 压滤机液压控制器

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3645141A (en) * 1969-06-27 1972-02-29 Walter J Moore Random-access pressure multiplexer valving arrangement and system
DE2725410C2 (de) * 1977-06-04 1983-09-01 Bodenseewerk Perkin-Elmer & Co GmbH, 7770 Überlingen Vorrichtung zur Steuerung einer Druckmittelströmung
US4271867A (en) * 1978-01-30 1981-06-09 Fmc Corporation Method and apparatus for hydraulically controlling subsea well equipment
US4325127A (en) * 1979-11-30 1982-04-13 Emery Major Flow meter system
US4664136A (en) * 1981-10-01 1987-05-12 South Bend Controls Inc. Pressure regulating transducer
US4860145A (en) * 1983-11-14 1989-08-22 Oneac Corporation Tap switching protection circuit
GB2174824B (en) * 1985-05-08 1989-07-19 Rolls Royce Plc Control systems for gas turbine engines
FR2594488B1 (fr) * 1986-02-19 1988-05-06 Snecma Amelioration aux regulateurs hydromecaniques
US4838145A (en) * 1987-06-18 1989-06-13 The United States Of America As Represented By The Secretary Of Commerce Multiple actuator hydraulic system and rotary control valve therefor

Also Published As

Publication number Publication date
JPH02238133A (ja) 1990-09-20
EP0380234B1 (de) 1992-11-25
US4966065A (en) 1990-10-30
CA2008281A1 (en) 1990-07-23
JP2833812B2 (ja) 1998-12-09
DE69000484T2 (de) 1993-05-19
EP0380234A1 (de) 1990-08-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee