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SG11201606846UA - Pilot valve structures and mass flow controllers - Google Patents

Pilot valve structures and mass flow controllers

Info

Publication number
SG11201606846UA
SG11201606846UA SG11201606846UA SG11201606846UA SG11201606846UA SG 11201606846U A SG11201606846U A SG 11201606846UA SG 11201606846U A SG11201606846U A SG 11201606846UA SG 11201606846U A SG11201606846U A SG 11201606846UA SG 11201606846U A SG11201606846U A SG 11201606846UA
Authority
SG
Singapore
Prior art keywords
mass flow
pilot valve
flow controllers
valve structures
structures
Prior art date
Application number
SG11201606846UA
Inventor
Richard Gomes
Original Assignee
Mks Instr Inc
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 Mks Instr Inc filed Critical Mks Instr Inc
Publication of SG11201606846UA publication Critical patent/SG11201606846UA/en

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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/126—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a diaphragm, bellows, or the like
    • F16K31/128—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a diaphragm, bellows, or the like servo actuated
    • 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/36—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor
    • F16K31/38—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor in which the fluid works directly on both sides of the fluid motor, one side being connected by means of a restricted passage and the motor being actuated by operating a discharge from that side
    • F16K31/385—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor in which the fluid works directly on both sides of the fluid motor, one side being connected by means of a restricted passage and the motor being actuated by operating a discharge from that side the fluid acting on a diaphragm
    • 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/36—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor
    • F16K31/40—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor with electrically-actuated member in the discharge of the motor
    • F16K31/402—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor with electrically-actuated member in the discharge of the motor acting on a diaphragm
    • F16K31/404—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor with electrically-actuated member in the discharge of the motor acting on a diaphragm the discharge being effected through the diaphragm and being blockable by an electrically-actuated member making contact with the diaphragm
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow
    • G05D7/06—Control of flow characterised by the use of electric means
    • G05D7/0617—Control of flow characterised by the use of electric means specially adapted for fluid materials
    • G05D7/0629—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means
    • G05D7/0635—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means by action on throttling means
    • 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
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7758—Pilot or servo controlled
    • Y10T137/7759—Responsive to change in rate of fluid flow
    • 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
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7758—Pilot or servo controlled
    • Y10T137/7762—Fluid pressure type
    • Y10T137/7764—Choked or throttled pressure type
    • Y10T137/7768—Pilot controls supply to pressure chamber

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Fluid-Driven Valves (AREA)
  • Magnetically Actuated Valves (AREA)
  • Flow Control (AREA)
SG11201606846UA 2014-02-28 2015-02-11 Pilot valve structures and mass flow controllers SG11201606846UA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/194,092 US9476517B2 (en) 2014-02-28 2014-02-28 Pilot valve structures and mass flow controllers
PCT/US2015/015350 WO2015130469A1 (en) 2014-02-28 2015-02-11 Pilot valve structures and mass flow controllers

Publications (1)

Publication Number Publication Date
SG11201606846UA true SG11201606846UA (en) 2016-09-29

Family

ID=54006598

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201606846UA SG11201606846UA (en) 2014-02-28 2015-02-11 Pilot valve structures and mass flow controllers

Country Status (8)

Country Link
US (1) US9476517B2 (en)
EP (1) EP3111124A4 (en)
JP (1) JP2017508119A (en)
KR (1) KR20160110513A (en)
CN (1) CN106030174A (en)
SG (1) SG11201606846UA (en)
TW (1) TWI564496B (en)
WO (1) WO2015130469A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9506785B2 (en) 2013-03-15 2016-11-29 Rain Bird Corporation Remote flow rate measuring
US20170159394A1 (en) * 2015-12-02 2017-06-08 Hydril USA Distribution LLC Proportional Electrohydraulic Servo Valve Closed Loop Feedback Control of Pressure Reducing and Relieving Hydraulic Circuit
US10634538B2 (en) 2016-07-13 2020-04-28 Rain Bird Corporation Flow sensor
US10473494B2 (en) 2017-10-24 2019-11-12 Rain Bird Corporation Flow sensor
US10866135B2 (en) * 2018-03-26 2020-12-15 Applied Materials, Inc. Methods, systems, and apparatus for mass flow verification based on rate of pressure decay
US11662242B2 (en) 2018-12-31 2023-05-30 Rain Bird Corporation Flow sensor gauge
CN111043321B (en) * 2019-12-20 2022-04-12 隆尧县正蝶阀门有限公司 Pilot-operated electromagnetic valve
US11874149B2 (en) 2020-04-27 2024-01-16 Rain Bird Corporation Irrigation flow sensor systems and methods of detecting irrigation flow

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS555823Y2 (en) 1974-06-29 1980-02-09
US3946983A (en) * 1974-08-07 1976-03-30 Danfoss A/S Valve with a closing member actuated by way of a diaphragm
US3949964A (en) 1975-02-13 1976-04-13 Westinghouse Electric Corporation Electromechanically-operated valve
DE3020918A1 (en) 1980-06-03 1981-12-10 Backe, Wolfgang, Prof.Dr.-Ing., 5100 Aachen CONTROLLED DEVICE FOR LOAD-INDEPENDENT VOLUME FLOW CONTROL
US4796854A (en) 1987-05-18 1989-01-10 Mks Instruments, Inc. Balanced solenoid valves
JPH05215269A (en) * 1992-02-10 1993-08-24 Kane Kogyo Kk Control valve
JPH07210254A (en) * 1993-11-30 1995-08-11 Hitachi Metals Ltd Gas mass flow rate controller
JP2784154B2 (en) * 1994-12-27 1998-08-06 シーケーディ株式会社 Mass flow controller
EP0769645A1 (en) 1995-10-17 1997-04-23 Honeywell Inc. Proportional valve
US5687759A (en) 1996-04-04 1997-11-18 The Curators Of The University Of Missouri Low operating power, fast-response servovalve
JP2000018419A (en) * 1998-07-06 2000-01-18 Techno Excel Co Ltd Electromagnetic proportional control valve and electromagnetic proportional control valve device
EP1161635A4 (en) * 1999-02-19 2004-09-08 Automatic Switch Co Extended range proportional valve
AU2001229548A1 (en) * 2000-02-18 2001-08-27 Asco Controls, L.P. Extended range proportional valve
US7296465B2 (en) * 2005-11-22 2007-11-20 Mks Instruments, Inc. Vertical mount mass flow sensor
US8172197B2 (en) 2006-07-06 2012-05-08 Mks Instruments, Inc. Fast-acting pneumatic diaphragm valve
JP5464438B2 (en) * 2010-06-24 2014-04-09 Ｓｍｃ株式会社 Decompressor
US8671987B2 (en) 2010-12-15 2014-03-18 Mks Instruments, Inc. Two-stage, slow-start valve apparatus
CN202017804U (en) * 2011-04-15 2011-10-26 王元清 Low-pressure pilot-type safety valve
US9032991B2 (en) 2011-05-03 2015-05-19 Emerson Electric Co. Field adjustable gas valve and method of control
US9464729B2 (en) * 2011-06-14 2016-10-11 Brooks Instrument, Llc Pressure balanced valve
JP6002016B2 (en) 2012-11-30 2016-10-05 アズビル株式会社 Capacitive pressure sensor
JP6231812B2 (en) 2013-08-09 2017-11-15 アズビル株式会社 Capacitive pressure sensor

Also Published As

Publication number Publication date
JP2017508119A (en) 2017-03-23
US9476517B2 (en) 2016-10-25
EP3111124A4 (en) 2017-10-11
WO2015130469A1 (en) 2015-09-03
KR20160110513A (en) 2016-09-21
EP3111124A1 (en) 2017-01-04
TWI564496B (en) 2017-01-01
CN106030174A (en) 2016-10-12
TW201600776A (en) 2016-01-01
US20150247586A1 (en) 2015-09-03

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