BR9003558A - Rele pneumatico por balanco de forca de multiplicidade de modos,rele pneumatico de quatro modos,e rele pneumatico seletivamente operavel - Google Patents

Rele pneumatico por balanco de forca de multiplicidade de modos,rele pneumatico de quatro modos,e rele pneumatico seletivamente operavel

Info

Publication number
BR9003558A
BR9003558A BR909003558A BR9003558A BR9003558A BR 9003558 A BR9003558 A BR 9003558A BR 909003558 A BR909003558 A BR 909003558A BR 9003558 A BR9003558 A BR 9003558A BR 9003558 A BR9003558 A BR 9003558A
Authority
BR
Brazil
Prior art keywords
pneumatic relay
modes
multiplicity
force balance
selectively operative
Prior art date
Application number
BR909003558A
Other languages
English (en)
Inventor
Steven Burl Paullus
Richard Jay Winkler
Original Assignee
Fisher Controls Int
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 Fisher Controls Int filed Critical Fisher Controls Int
Publication of BR9003558A publication Critical patent/BR9003558A/pt

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
    • F15C3/00—Circuit elements having moving parts
    • F15C3/04—Circuit elements having moving parts using diaphragms
    • 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
    • Y10T137/2409—With counter-balancing pressure feedback to the modulating device
    • 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
    • Y10T137/5109—Convertible
    • Y10T137/5196—Unit orientable in a single location between plural positions
    • Y10T137/524—Reversible stop and vent or waste

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Control Of Fluid Pressure (AREA)
  • Multiple-Way Valves (AREA)
BR909003558A 1989-07-24 1990-07-23 Rele pneumatico por balanco de forca de multiplicidade de modos,rele pneumatico de quatro modos,e rele pneumatico seletivamente operavel BR9003558A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/384,547 US4974625A (en) 1989-07-24 1989-07-24 Four mode pneumatic relay

Publications (1)

Publication Number Publication Date
BR9003558A true BR9003558A (pt) 1991-08-27

Family

ID=23517751

Family Applications (1)

Application Number Title Priority Date Filing Date
BR909003558A BR9003558A (pt) 1989-07-24 1990-07-23 Rele pneumatico por balanco de forca de multiplicidade de modos,rele pneumatico de quatro modos,e rele pneumatico seletivamente operavel

Country Status (7)

Country Link
US (1) US4974625A (pt)
EP (1) EP0410951B1 (pt)
JP (1) JP3009710B2 (pt)
BR (1) BR9003558A (pt)
CA (1) CA2021776C (pt)
DE (1) DE69015488T2 (pt)
NO (1) NO903276L (pt)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6044305A (en) * 1996-10-04 2000-03-28 Fisher Controls International, Inc. Method and apparatus for debugging and tuning a process control network having distributed control functions
US5970430A (en) * 1996-10-04 1999-10-19 Fisher Controls International, Inc. Local device and process diagnostics in a process control network having distributed control functions
JP2001501760A (ja) 1996-10-04 2001-02-06 フィッシャー コントロールズ インターナショナル，インコーポレイテッド プロセス制御ネットワークで使用するための保守インタフェースデバイス
DE69710201T3 (de) 1996-10-04 2007-07-05 Fisher Controls International Llc (N.D.Ges.D.Staates Delaware) Netzwerkzugangs-interface für prozesssteuerungsnetzwerk
US6047222A (en) * 1996-10-04 2000-04-04 Fisher Controls International, Inc. Process control network with redundant field devices and buses
US6014612A (en) * 1997-10-02 2000-01-11 Fisher Controls International, Inc. Remote diagnostics in a process control network having distributed control functions
US6088665A (en) * 1997-11-03 2000-07-11 Fisher Controls International, Inc. Schematic generator for use in a process control network having distributed control functions
US5992448A (en) * 1998-01-21 1999-11-30 Anderson; R. David Liquid level controller
US6510351B1 (en) 1999-03-15 2003-01-21 Fisher-Rosemount Systems, Inc. Modifier function blocks in a process control system
US6618745B2 (en) 1999-09-10 2003-09-09 Fisher Rosemount Systems, Inc. Linking device in a process control system that allows the formation of a control loop having function blocks in a controller and in field devices
JP2002061240A (ja) * 2000-08-21 2002-02-28 Kvk Corp 給水栓
US7392822B2 (en) * 2006-04-24 2008-07-01 Kimray, Inc. Liquid level controller and pilot switch
US7806133B1 (en) 2006-07-27 2010-10-05 Delaware Capital Formation, Inc. Fluid level controller
US8091580B2 (en) * 2008-09-25 2012-01-10 Kimray, Inc. Pilot switch
US8622072B2 (en) * 2008-12-05 2014-01-07 Fisher Controls International, Llc Apparatus to control fluid flow
CN202929493U (zh) 2012-08-30 2013-05-08 艾默生机械设备(深圳)有限公司 液位检测器

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2940798A (en) * 1956-12-28 1960-06-14 Westinghouse Air Brake Co Relay or triple valve
US2966168A (en) * 1957-12-27 1960-12-27 Int Basic Economy Corp Fluid valve control
US3413997A (en) * 1965-12-20 1968-12-03 Fisher Governor Co Pneumatic relay
US3604460A (en) * 1968-03-08 1971-09-14 Scovill Manufacturing Co Pneumatic convertible relay capable of performing logic functions
DE1800551A1 (de) * 1968-10-02 1970-05-27 Christian Buerkert Bau Elek Sc Pneumatisch logische Elemente oder Baustein
US3901267A (en) * 1973-06-11 1975-08-26 Robertshaw Controls Co Relay construction and method of making the same
US4073313A (en) * 1974-12-06 1978-02-14 Fairchild Industries, Inc. Valve apparatus
DE2713998C3 (de) * 1977-03-30 1982-01-07 Honeywell Gmbh, 6000 Frankfurt Pneumatischer Baustein mit Zeitverhalten
US4290441A (en) * 1979-05-17 1981-09-22 Robertshaw Controls Company Control device and method of making the same
US4327762A (en) * 1979-05-17 1982-05-04 Robertshaw Controls Company Control device and method of making the same
US4285357A (en) * 1980-01-16 1981-08-25 Fischer & Porter Co. Pneumatic relay
US4518004A (en) * 1983-11-21 1985-05-21 Hr Textron Inc. Multifunction valve
US4627569A (en) * 1985-06-10 1986-12-09 Staefa Control System Inc. Four function pneumatic controller
US4653523A (en) * 1985-09-25 1987-03-31 Rosemount Inc. Pneumatic amplifier with negative feedback for current to pressure transducer

Also Published As

Publication number Publication date
JP3009710B2 (ja) 2000-02-14
JPH0361706A (ja) 1991-03-18
NO903276D0 (no) 1990-07-23
US4974625A (en) 1990-12-04
CA2021776C (en) 2000-10-17
CA2021776A1 (en) 1991-01-25
DE69015488D1 (de) 1995-02-09
EP0410951B1 (en) 1994-12-28
EP0410951A1 (en) 1991-01-30
NO903276L (no) 1991-01-25
DE69015488T2 (de) 1995-06-01

Similar Documents

Publication Publication Date Title
BR9003558A (pt) Rele pneumatico por balanco de forca de multiplicidade de modos,rele pneumatico de quatro modos,e rele pneumatico seletivamente operavel
DK0400482T3 (da) Mikroventil
DE59006787D1 (de) Mikroventil.
DE69026988D1 (de) Warteschlangenbetriebsverfahren
GB2237422B (en) Solid state disk drive emulation
DE69003047D1 (de) Nah-Feld Lorentz-Kraft-Mikroskopie.
AU5779490A (en) Analytical assays by noncentrifugal and noncapillary manipulations
GB2233464B (en) Dual directional bridge used as reflectometer test set
MX14910A (es) 2',3' -dideoxi-2',2'-difluoronucleosidos y procedimiento para su preparacion.
BR7000411U (pt) Pneumatico
NO900312D0 (no) Galliumholdige suspensjoner og fremgangsmaate for deres fremstilling.
FR2653358B1 (fr) Trieuse pneumatique.
NO179852C (no) Blanding som omfatter 1,2-benzisotiazolin-3-on og anvendelse derav
DE68911286D1 (de) Pneumatisches Stellglied.
NO903169D0 (no) 4,1,2-1h-benzoksadiaziner og deres fremstilling.
FI920055A0 (fi) Mikrobiologisk testanordning.
NO170818C (no) Membranventil
DE68920228D1 (de) Elektromagnetischer Schütz.
MX21243A (es) Indenoindoles y procedimiento para su preparacion.
DE69015372D1 (de) Protein-testverfahren.
DE69022471D1 (de) Probenübertragungsverfahren.
MX9204951A (es) Masa para colada de barbotina de silicio, y procedimiento para su preparacion
DK388688D0 (da) Dihydro-1,4-oxazino (2,3-c guinoliner), deres fremstilling og anvendelse, samt ved fremgangsmaaden anvendelige mellemprodukter
EP0430065A3 (en) Barbiturate assay compositions and methods
NO901169L (no) Azol-1-alkanamider som anti-arrytmiske midler og fremstilling derav.

Legal Events

Date Code Title Description
KD Notifcation of receipt (letter patent)
FG Letter patent granted
B21A Expiry acc. art. 78, item i of ipl- expiry of the term of protection

Free format text: PATENTE EXTINTA EM 23/07/2005