DE3889586D1 - Vorrichtung zum Steuern oder Regeln des Durchflusses eines Druckgases zwischen zwei Druckgasvorrichtungen. - Google Patents

Vorrichtung zum Steuern oder Regeln des Durchflusses eines Druckgases zwischen zwei Druckgasvorrichtungen.

Info

Publication number
DE3889586D1
DE3889586D1 DE3889586T DE3889586T DE3889586D1 DE 3889586 D1 DE3889586 D1 DE 3889586D1 DE 3889586 T DE3889586 T DE 3889586T DE 3889586 T DE3889586 T DE 3889586T DE 3889586 D1 DE3889586 D1 DE 3889586D1
Authority
DE
Germany
Prior art keywords
compressed gas
regulating
controlling
flow
devices
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 - Lifetime
Application number
DE3889586T
Other languages
English (en)
Other versions
DE3889586T3 (de
DE3889586T2 (de
Inventor
Michael V Waller
David M Palance
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.)
Parker Hannifin Corp
Original Assignee
Parker Hannifin Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22007332&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3889586(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Parker Hannifin Corp filed Critical Parker Hannifin Corp
Publication of DE3889586D1 publication Critical patent/DE3889586D1/de
Application granted granted Critical
Publication of DE3889586T2 publication Critical patent/DE3889586T2/de
Publication of DE3889586T3 publication Critical patent/DE3889586T3/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/20—Control of fluid pressure characterised by the use of electric means
    • G05D16/2006—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means
    • G05D16/2013—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using throttling means as controlling means
    • G05D16/2026—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using throttling means as controlling means with a plurality of throttling means
    • G05D16/2046—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using throttling means as controlling means with a plurality of throttling means the plurality of throttling means being arranged for the control of a single pressure from a plurality of converging pressures
    • G05D16/2053—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using throttling means as controlling means with a plurality of throttling means the plurality of throttling means being arranged for the control of a single pressure from a plurality of converging pressures the plurality of throttling means comprising only a first throttling means acting on a higher pressure and a second throttling means acting on a lower pressure, e.g. the atmosphere
    • 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
    • Y10T137/7761—Electrically actuated valve
    • 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
    • Y10T137/8158—With indicator, register, recorder, alarm or inspection means
    • Y10T137/8326—Fluid pressure responsive indicator, recorder or alarm

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Fluid Pressure (AREA)
  • Fluid-Pressure Circuits (AREA)
DE3889586T 1987-06-01 1988-05-24 Vorrichtung zum Steuern oder Regeln des Durchflusses eines Druckgases zwischen zwei Druckgasvorrichtungen. Expired - Lifetime DE3889586T3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/056,916 US4777383A (en) 1987-06-01 1987-06-01 Electrically controlled variable pressure pneumatic circuit

Publications (3)

Publication Number Publication Date
DE3889586D1 true DE3889586D1 (de) 1994-06-23
DE3889586T2 DE3889586T2 (de) 1994-09-01
DE3889586T3 DE3889586T3 (de) 1999-02-04

Family

ID=22007332

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3889586T Expired - Lifetime DE3889586T3 (de) 1987-06-01 1988-05-24 Vorrichtung zum Steuern oder Regeln des Durchflusses eines Druckgases zwischen zwei Druckgasvorrichtungen.

Country Status (4)

Country Link
US (1) US4777383A (de)
EP (1) EP0294072B2 (de)
JP (1) JP2707102B2 (de)
DE (1) DE3889586T3 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4921009A (en) * 1988-12-07 1990-05-01 Adam Gunter H Torque control system
US5063519A (en) * 1989-09-18 1991-11-05 Pacific Energy Landfill gas production testing and extraction method
US4971094A (en) * 1989-12-15 1990-11-20 Gonzalez Ernest R Safety valve system
US5142483A (en) * 1990-04-24 1992-08-25 Caltechnix Corporation Pressure regulating system for positive shut-off pressure controller
US5201560A (en) * 1991-01-24 1993-04-13 John A. Blatt Vacuum cup control apparatus
US5188411A (en) * 1991-01-24 1993-02-23 John A. Blatt Vacuum cup control apparatus
US5277468A (en) * 1991-01-30 1994-01-11 John A. Blatt Vacuum control apparatus
US5207737A (en) * 1992-02-27 1993-05-04 Landis & Gyr Powers, Inc. Analog output electro-pneumatic transducer
US5957393A (en) * 1994-03-03 1999-09-28 Nordson Corporation Air regulator control system for powder coating operation
US5460202A (en) * 1993-11-22 1995-10-24 Landis & Gyr Powers, Inc. Three-way piezoelectric valve
US5813801A (en) * 1996-06-28 1998-09-29 Mac Equipment, Inc. Dense phase particulate conveying system and method with continuous air leakage management
BE1011782A3 (nl) * 1998-03-10 2000-01-11 Atlas Copco Airpower Nv Compressoreenheid en daarbij gebruikte regelinrichting.
KR20120093788A (ko) * 2011-02-15 2012-08-23 가부시키가이샤 호리바 에스텍 유체제어장치 및 압력제어장치
US11789474B2 (en) * 2021-12-06 2023-10-17 Motool Llc Pressure gauge with automatic bleed valve

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3434407A (en) * 1967-07-28 1969-03-25 United Aircraft Corp Cabin pressure fault detector
US3552428A (en) * 1968-06-20 1971-01-05 Phillips Petroleum Co Automatically tuned process controller
US3628563A (en) * 1968-12-10 1971-12-21 Tokyo Shibaura Electric Co Explosion detecting means for a fluid pipeline
AT314427B (de) * 1971-11-04 1974-04-10 List Hans Einrichtung zur Bekämpfung von mit unzulässigem Druckanstieg verbundenen Reaktionen in Großbehältern
US3726307A (en) * 1971-12-09 1973-04-10 Cameron Iron Works Inc Pressure control apparatus
US3963043A (en) * 1975-01-02 1976-06-15 Motorola, Inc. Pressure sensing method and apparatus for gases
US4043355A (en) * 1976-06-22 1977-08-23 Air Products And Chemicals, Inc. Combined flow measuring and valve leakage indicator
US4114084A (en) * 1976-10-26 1978-09-12 Westinghouse Electric Corp. Turbine-generator protection system with electronic sampling filter
US4174729A (en) * 1977-02-25 1979-11-20 Otis Engineering Corporation Pressure sensing safety device
DE2811345C2 (de) * 1978-03-16 1986-12-11 Knorr-Bremse AG, 8000 München Druckregler für pneumatische Drücke, insbesondere in Fahrzeugen
JPS54130786A (en) * 1978-03-31 1979-10-11 Toshiba Corp Automatic gas pressure adjuster
JPS55166163A (en) * 1979-06-13 1980-12-25 Citizen Watch Co Ltd Controller for anesthetic gas
US4215746A (en) * 1979-06-28 1980-08-05 W-K-M Wellhead Systems, Inc. Pressure responsive safety system for fluid lines
US4277832A (en) * 1979-10-01 1981-07-07 General Electric Company Fluid flow control system
US4658855A (en) * 1980-10-03 1987-04-21 Silicon Valley Group Mass flow controller
US4364413A (en) * 1981-01-07 1982-12-21 The Perkin-Elmer Corporation Molar gas-flow controller
JPS57121703A (en) * 1981-01-22 1982-07-29 Nippon Denso Co Ltd Driving circuit of electromagnetic operating device
JPS57168312A (en) * 1981-04-10 1982-10-16 Hitachi Ltd Automatic digital pressure setting device
US4372334A (en) * 1981-05-18 1983-02-08 Continental Disc Corporation Overpressure relief control system
US4587619A (en) * 1981-12-14 1986-05-06 Scans Associates, Inc. Method and apparatus for electronic leak testing
EP0107610A1 (de) * 1982-10-21 1984-05-02 United Technologies Corporation Wandler eines elektrischen Signals in ein pneumatisches Drucksignal
JPS6084404A (ja) * 1983-06-02 1985-05-13 Seiichi Ito サーボ弁
US4583566A (en) * 1983-08-16 1986-04-22 Kalavitz Paul V Pressure control system
JPS60196412A (ja) * 1984-03-16 1985-10-04 Matsushita Electric Ind Co Ltd 電磁比例弁制御装置
US4679583A (en) * 1984-04-19 1987-07-14 Robertshaw Controls Company Pneumatic control system, control means therefor and method of making the same
US4679585A (en) * 1986-01-10 1987-07-14 Mks Instruments, Inc. Flowmeter-controlled valving

Also Published As

Publication number Publication date
EP0294072A3 (en) 1990-03-07
US4777383A (en) 1988-10-11
JPS6454518A (en) 1989-03-02
EP0294072B1 (de) 1994-05-18
EP0294072A2 (de) 1988-12-07
DE3889586T3 (de) 1999-02-04
EP0294072B2 (de) 1998-11-11
JP2707102B2 (ja) 1998-01-28
DE3889586T2 (de) 1994-09-01

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8570 Reinstatement of the former position