JPS5312030B2 - - Google Patents

Info

Publication number
JPS5312030B2
JPS5312030B2 JP7031774A JP7031774A JPS5312030B2 JP S5312030 B2 JPS5312030 B2 JP S5312030B2 JP 7031774 A JP7031774 A JP 7031774A JP 7031774 A JP7031774 A JP 7031774A JP S5312030 B2 JPS5312030 B2 JP S5312030B2
Authority
JP
Japan
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
JP7031774A
Other languages
Japanese (ja)
Other versions
JPS5036880A (en
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 JPS5036880A publication Critical patent/JPS5036880A/ja
Publication of JPS5312030B2 publication Critical patent/JPS5312030B2/ja
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15C—FLUID-CIRCUIT ELEMENTS PREDOMINANTLY USED FOR COMPUTING OR CONTROL PURPOSES
    • F15C1/00—Circuit elements having no moving parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
    • B60T13/66—Electrical control in fluid-pressure brake systems
    • B60T13/665—Electrical control in fluid-pressure brake systems the systems being specially adapted for transferring two or more command signals, e.g. railway systems
    • 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
    • F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
    • F15B11/042—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the feed line, i.e. "meter in"
    • F15B11/0426—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the feed line, i.e. "meter in" by controlling the number of pumps or parallel valves switched on
    • 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
    • F15B2211/20538—Type of pump constant capacity
    • 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
    • F15B2211/40507—Flow control characterised by the type of flow control means or valve with constant 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
    • F15B2211/405—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
    • F15B2211/405—Flow control characterised by the type of flow control means or valve
    • F15B2211/40576—Assemblies of multiple valves
    • F15B2211/40592—Assemblies of multiple valves with multiple valves in parallel flow paths
    • 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
    • F15B2211/40—Flow control
    • F15B2211/455—Control of flow in the feed line, i.e. meter-in control
    • 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
    • Y10T137/87265—Dividing into parallel flow paths with recombining
    • Y10T137/87298—Having digital flow controller
    • Y10T137/87306—Having plural branches under common control for separate valve actuators
    • Y10T137/87314—Electromagnetic or electric control [e.g., digital control, bistable electro control, etc.]

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Theoretical Computer Science (AREA)
  • Transportation (AREA)
  • Control Of Fluid Pressure (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
JP7031774A 1973-06-22 1974-06-21 Expired JPS5312030B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US37284973 US3827457A (en) 1973-06-22 1973-06-22 Fluid pressure system for converting digital signals to analog signals

Publications (2)

Publication Number Publication Date
JPS5036880A JPS5036880A (en) 1975-04-07
JPS5312030B2 true JPS5312030B2 (en) 1978-04-26

Family

ID=23469872

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7031774A Expired JPS5312030B2 (en) 1973-06-22 1974-06-21

Country Status (2)

Country Link
US (1) US3827457A (en)
JP (1) JPS5312030B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS557448A (en) * 1978-07-04 1980-01-19 Kihara Seizuki Sangyo Kk Mechanical pencil
JPS5612071Y2 (en) * 1978-03-30 1981-03-19

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3905394A (en) * 1974-04-12 1975-09-16 Digital Dynamics Inc Flow control system
JPS52141079U (en) * 1976-04-19 1977-10-26
US4276904A (en) * 1976-09-01 1981-07-07 The United States Of America As Represented By The United States Department Of Energy Adjustable flow rate controller for polymer solutions
DE2725410C2 (en) * 1977-06-04 1983-09-01 Bodenseewerk Perkin-Elmer & Co GmbH, 7770 Überlingen Device for controlling a pressure medium flow
US4256100A (en) * 1979-02-12 1981-03-17 Rule Medical Instruments, Inc. Flow control equipment
IT1144417B (en) * 1981-07-22 1986-10-29 Fiat Auto Spa EQUIPMENT FOR THE CONTROLLED MIXING OF TWO AERIFORM SUBSTANCES IN PARTICULAR FOR THE PREPARATION OF MIXTURES FOR THE CALIBRATION OF EXHAUST GAS PUMPS OF INTERNAL COMBUSTION ENGINES
FR2548329B1 (en) * 1983-06-30 1986-06-20 Bosteels Michel DEVICE FOR CONTROLLING CALIBRATED FLOW RATES
GB8712951D0 (en) * 1987-06-03 1987-07-08 Rolls Royce Plc Valve
DE3853197T2 (en) * 1987-12-07 1995-06-29 Nippon Electric Co Cooling system for integrated circuit pack.
DE68918156T2 (en) * 1988-05-09 1995-01-12 Nippon Electric Co Flat cooling structure for integrated circuit.
US4975766A (en) * 1988-08-26 1990-12-04 Nec Corporation Structure for temperature detection in a package
JPH06100408B2 (en) * 1988-09-09 1994-12-12 日本電気株式会社 Cooling system
DE68925403T2 (en) * 1988-09-20 1996-05-30 Nippon Electric Co Cooling structure for electronic components
US5893390A (en) * 1996-01-16 1999-04-13 Texas Instruments Incorporated Flow controller
US5927325A (en) * 1996-10-25 1999-07-27 Inpod, Inc. Microelectromechanical machined array valve
US6240944B1 (en) * 1999-09-23 2001-06-05 Honeywell International Inc. Addressable valve arrays for proportional pressure or flow control
US7000330B2 (en) * 2002-08-21 2006-02-21 Honeywell International Inc. Method and apparatus for receiving a removable media member
US6981518B2 (en) * 2002-03-15 2006-01-03 Cytonome, Inc. Latching micro-regulator
US20050087238A1 (en) * 2003-10-22 2005-04-28 Wilson Robert E. Compressed air control system refinements
US9383758B2 (en) 2005-06-27 2016-07-05 Fujikin Incorporated Flow rate range variable type flow rate control apparatus
US9921089B2 (en) 2005-06-27 2018-03-20 Fujikin Incorporated Flow rate range variable type flow rate control apparatus
JP4856905B2 (en) * 2005-06-27 2012-01-18 国立大学法人東北大学 Flow rate variable type flow control device
JP4690827B2 (en) * 2005-08-26 2011-06-01 株式会社フジキン Gasket type orifice and pressure type flow control device using the same
US20070060044A1 (en) * 2005-09-14 2007-03-15 Michael Lamb Portable music system
DE112010000727T5 (en) * 2009-01-15 2012-08-16 Flsmidth A/S Valve respectively. door assembly
DE102015221259A1 (en) * 2015-10-30 2017-05-04 Festo Ag & Co. Kg Valve module and valve arrangement

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2229903A (en) * 1939-02-04 1941-01-28 Arthur L Parker Metering valve
US3072146A (en) * 1959-09-24 1963-01-08 Gizeski Terrence Digital regulator valve
US3081942A (en) * 1961-09-18 1963-03-19 Ibm Digital-to-analog control system
US3726296A (en) * 1971-08-09 1973-04-10 Process Systems Fluidic control system and method for calibrating same

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5612071Y2 (en) * 1978-03-30 1981-03-19
JPS557448A (en) * 1978-07-04 1980-01-19 Kihara Seizuki Sangyo Kk Mechanical pencil

Also Published As

Publication number Publication date
JPS5036880A (en) 1975-04-07
US3827457A (en) 1974-08-06

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