BR9907282A - as fendas de contorno são alinhadas com as fendas do estágio de entrada, de modo que a capacidade de escoamento aumenta continuamente de uma maneira substancialmente linear quando utilizadas em uma válvula de controle de escoamento e o elemento de controle de escoamento da válvula descobre mais das aberturas de entrada de escoamento dos discos empilhados. - Google Patents

as fendas de contorno são alinhadas com as fendas do estágio de entrada, de modo que a capacidade de escoamento aumenta continuamente de uma maneira substancialmente linear quando utilizadas em uma válvula de controle de escoamento e o elemento de controle de escoamento da válvula descobre mais das aberturas de entrada de escoamento dos discos empilhados.

Info

Publication number
BR9907282A
BR9907282A BR9907282-3A BR9907282A BR9907282A BR 9907282 A BR9907282 A BR 9907282A BR 9907282 A BR9907282 A BR 9907282A BR 9907282 A BR9907282 A BR 9907282A
Authority
BR
Brazil
Prior art keywords
flow
slits
flow control
inlet
valve
Prior art date
Application number
BR9907282-3A
Other languages
English (en)
Inventor
William Everett Wears
Michael W Mccarty
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 BR9907282A publication Critical patent/BR9907282A/pt

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
    • F16K47/00—Means in valves for absorbing fluid energy
    • F16K47/08—Means in valves for absorbing fluid energy for decreasing pressure or noise level and having a throttling member separate from the closure member, e.g. screens, slots, labyrinths
    • 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
    • F15B2013/008—Throttling member profiles
    • 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
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86718—Dividing into parallel flow paths with recombining
    • Y10T137/86759—Reciprocating

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Valves (AREA)
  • Sliding Valves (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Lift Valve (AREA)

Abstract

"DISPOSITIVO DE REDUçãO DE PRESSãO DE FLUIDO" Um dispositivo de redução de pressão de fluido com discos empilhados (32, 34). Discos de escoamento (32) com fendas de estágio de entrada (40) e fendas de estágio de saída (42) alternados com discos de plenos (34) que tem plenos (44) e fendas de contorno
BR9907282-3A 1998-01-28 1999-01-25 as fendas de contorno são alinhadas com as fendas do estágio de entrada, de modo que a capacidade de escoamento aumenta continuamente de uma maneira substancialmente linear quando utilizadas em uma válvula de controle de escoamento e o elemento de controle de escoamento da válvula descobre mais das aberturas de entrada de escoamento dos discos empilhados. BR9907282A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US7283698P 1998-01-28 1998-01-28
PCT/US1999/001535 WO1999039122A1 (en) 1998-01-28 1999-01-25 Fluid pressure reduction device with linear flow characteristic

Publications (1)

Publication Number Publication Date
BR9907282A true BR9907282A (pt) 2000-10-24

Family

ID=22110052

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9907282-3A BR9907282A (pt) 1998-01-28 1999-01-25 as fendas de contorno são alinhadas com as fendas do estágio de entrada, de modo que a capacidade de escoamento aumenta continuamente de uma maneira substancialmente linear quando utilizadas em uma válvula de controle de escoamento e o elemento de controle de escoamento da válvula descobre mais das aberturas de entrada de escoamento dos discos empilhados.

Country Status (11)

Country Link
US (1) US6026859A (pt)
EP (1) EP1049893B1 (pt)
JP (1) JP4187928B2 (pt)
CN (1) CN1102717C (pt)
AR (1) AR014499A1 (pt)
AU (1) AU2340799A (pt)
BR (1) BR9907282A (pt)
CA (1) CA2319661C (pt)
DE (1) DE69918949T2 (pt)
MY (1) MY123285A (pt)
WO (1) WO1999039122A1 (pt)

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Also Published As

Publication number Publication date
DE69918949D1 (de) 2004-09-02
JP2002502012A (ja) 2002-01-22
CA2319661C (en) 2006-08-01
US6026859A (en) 2000-02-22
CA2319661A1 (en) 1999-08-05
CN1289394A (zh) 2001-03-28
MY123285A (en) 2006-05-31
EP1049893A1 (en) 2000-11-08
CN1102717C (zh) 2003-03-05
JP4187928B2 (ja) 2008-11-26
EP1049893B1 (en) 2004-07-28
AR014499A1 (es) 2001-02-28
DE69918949T2 (de) 2005-07-28
WO1999039122A1 (en) 1999-08-05
AU2340799A (en) 1999-08-16

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Legal Events

Date Code Title Description
B25D Requested change of name of applicant approved
B25G Requested change of headquarter approved
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 25/01/1999, OBSERVADAS AS CONDICOES LEGAIS.

B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 25.01.2019