ES2191817T3 - Grifo de mariposa centrada con una vida util muy larga. - Google Patents

Grifo de mariposa centrada con una vida util muy larga.

Info

Publication number
ES2191817T3
ES2191817T3 ES97401644T ES97401644T ES2191817T3 ES 2191817 T3 ES2191817 T3 ES 2191817T3 ES 97401644 T ES97401644 T ES 97401644T ES 97401644 T ES97401644 T ES 97401644T ES 2191817 T3 ES2191817 T3 ES 2191817T3
Authority
ES
Spain
Prior art keywords
butterfly valve
seat
tap
useful life
long useful
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
ES97401644T
Other languages
English (en)
Inventor
Jean-Claude Garrigues
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.)
KSB SAS
Original Assignee
KSB SAS
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
Priority claimed from FR9609654A external-priority patent/FR2752033B1/fr
Application filed by KSB SAS filed Critical KSB SAS
Application granted granted Critical
Publication of ES2191817T3 publication Critical patent/ES2191817T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
    • F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
    • F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
    • F16K1/226—Shaping or arrangements of the sealing
    • F16K1/2263—Shaping or arrangements of the sealing the sealing being arranged on the valve seat
    • F16K1/2265—Shaping or arrangements of the sealing the sealing being arranged on the valve seat with a channel- or U-shaped seal covering a central body portion

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lift Valve (AREA)
  • Sealing Devices (AREA)
  • Taps Or Cocks (AREA)

Abstract

UN GRIFO QUE COMPRENDE UN CUERPO (2) CON PASO CILINDRICO, UNA VALVULA DE MARIPOSA (3) SIMETRICA RESPECTO A UN PLANO MEDIANO Y MONTADA DE FORMA GIRATORIA EN EL CUERPO (2) PARA ABRIR O CERRAR EL PASO, LOS EJES (7, 8) DE GIRO DE LA VALVULA DE MARIPOSA EN EL CUERPO (2) SE EXTIENDEN EN EL PLANO MEDIANO DE LA VALVULA DE MARIPOSA (3) Y UN ASIENTO (1) ANULAR DE ESTANQUEIDAD ENTRE EL CUERPO (2) Y LA VALVULA DE MARIPOSA (3) PERFORADO POR DOS AGUJEROS DE PASO DE LOS EJES, EN EL QUE: EL ASIENTO (1) ES DE UN MATERIAL DURO Y RIGIDO, LA PARTE DE LA CARA INTERIOR DEL ASIENTO (1) QUE ESTA EN CONTACTO CON LA VALVULA DE MARIPOSA (3) EN POSICION CERRADA ES UNA SUPERFICIE ESFERICA, LA PARTE DE LA CARA EXTERIOR DE LA VALVULA DE MARIPOSA (3) QUE ESTA EN CONTACTO CON EL ASIENTO (1) ES UNA SUPERFICIE ESFERICA, Y LA CARA EXTERIOR DEL ASIENTO (1) ESTA SEPARADA DEL CUERPO (2).
ES97401644T 1996-07-31 1997-07-09 Grifo de mariposa centrada con una vida util muy larga. Expired - Lifetime ES2191817T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9609654A FR2752033B1 (fr) 1996-07-31 1996-07-31 Robinet a piece d'etancheite rigide
FR9609653 1996-07-31

Publications (1)

Publication Number Publication Date
ES2191817T3 true ES2191817T3 (es) 2003-09-16

Family

ID=26232892

Family Applications (1)

Application Number Title Priority Date Filing Date
ES97401644T Expired - Lifetime ES2191817T3 (es) 1996-07-31 1997-07-09 Grifo de mariposa centrada con una vida util muy larga.

Country Status (4)

Country Link
EP (1) EP0822358B1 (es)
JP (1) JP4049849B2 (es)
DE (1) DE69720617T2 (es)
ES (1) ES2191817T3 (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008149429A1 (ja) * 2007-06-05 2008-12-11 Nbs Co., Ltd. 超低温用バタフライバルブ
DK2352938T3 (da) * 2008-12-02 2013-01-14 Gea Tuchenhagen Gmbh Pladeventil med sikring mod lækage
ES2975003T3 (es) * 2020-05-21 2024-07-02 Maxitrol Co Asiento de válvula con sello para usar con elemento de válvula en ensamblaje de válvula

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3940108A (en) * 1974-09-11 1976-02-24 Nibco Inc. Reinforcement ring and seat for butterfly valve
DE2925237A1 (de) * 1979-06-22 1981-01-15 Josef Nemetz Klappenabsperrventil
CA1143357A (en) * 1979-07-19 1983-03-22 Richard W. Conley Plastic valve assembly
SE445382B (sv) * 1984-09-27 1986-06-16 Somas Ventiler Tetningsanordning vid spjellventiler
DE3607736C2 (de) * 1986-03-08 1994-12-01 Josef Nemetz Absperrklappe
DE4213521A1 (de) * 1992-04-24 1993-10-28 Klein Schanzlin & Becker Ag Manschettenverankerung

Also Published As

Publication number Publication date
EP0822358A1 (fr) 1998-02-04
EP0822358B1 (fr) 2003-04-09
DE69720617D1 (de) 2003-05-15
DE69720617T2 (de) 2004-01-22
JPH1078144A (ja) 1998-03-24
JP4049849B2 (ja) 2008-02-20

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