BE640664A - - Google Patents

Info

Publication number
BE640664A
BE640664A BE640664DA BE640664A BE 640664 A BE640664 A BE 640664A BE 640664D A BE640664D A BE 640664DA BE 640664 A BE640664 A BE 640664A
Authority
BE
Belgium
Prior art keywords
fur
opening
key
valve body
notches
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE640664A publication Critical patent/BE640664A/fr

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
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/02—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having conical surfaces; Packings therefor
    • F16K5/0257—Packings
    • F16K5/0271—Packings between housing and plug
    • 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
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/02—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having conical surfaces; Packings therefor
    • F16K5/0257—Packings
    • F16K5/0264—Packings in the housing

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Valves (AREA)
  • Valve Housings (AREA)
BE640664D BE640664A (de)

Publications (1)

Publication Number Publication Date
BE640664A true BE640664A (de)

Family

ID=204375

Family Applications (1)

Application Number Title Priority Date Filing Date
BE640664D BE640664A (de)

Country Status (1)

Country Link
BE (1) BE640664A (de)

Similar Documents

Publication Publication Date Title
FR2844574A1 (fr) Assemblage a connexion tubulaire
US20090084791A1 (en) Closure Having a Segmented Locking Ring
FR2520829A1 (fr) Joint metal sur metal
CA2547031C (fr) Realisation, par expansion plastique, d'un joint tubulaire etanche avec surepaisseur(s) de matiere locale(s) et initiale(s)
FR2465942A1 (fr) Raccord pour elements tubulaires
FR2562197A1 (fr) Joint assemble d'etancheite a l'huile et son procede de fabrication
EP2150737A1 (de) Kugelventil aus kunststoff
FR2510711A1 (fr) Dispositif pour assurer l'etancheite entre les parois d'une tige de vanne mobile axialement et d'une boite a garnitures
CA2547028C (fr) Realisation, par expansion plastique, d'un assemblage de deux joints tubulaires filetes etanches avec une sous-epaisseur de matiere locale et initiale
FR2472128A1 (fr) Dispositif d'etancheite en metal pour une fermeture soumise a un vide pousse
FR2556621A1 (fr) Procede de preparation de lingotieres tubulaires pour installations de coulee continue de l'acier
US6382591B1 (en) Plug valve assembly
CA1267401A (fr) Joint d'etancheite pour vanne a obturateur rotatif et son procede de fabrication
FR2489463A1 (fr) Joint annulaire d'etancheite, procede de construction de ce joint, moules et dispositif pour la mise en oeuvre de ce procede, application de ce joint pour la connexion de deux gaines
US12345337B2 (en) Metal seal for a flap valve
FR1464973A (fr) Robinet-vanne du type sans conduit
WO2022025169A1 (ja) バタフライバルブ
EP0263042B1 (de) Dichtungsvorrichtung zwischen Spindel und Ventilgehäuse und damit übereinstimmende, herausziehbare Hülse
US10941888B2 (en) Hydrant adapter with stainless drain
FR2863030A1 (fr) Realisation, par expansion plastique, d'un joint tubulaire etanche avec surface(s) de butee inclinee(s)
DE1450512A1 (de) Hahnventil
FR2967187A1 (fr) Garniture d'ouvrant a etancheite amelioree
CH637746A5 (fr) Tuyau en fonte ductile a emboitement.
FR2759106A1 (fr) Procede de realisation simultanee de deux parois en beton separees par un espace vide
FR2494613A1 (fr) Procede et dispositif d'assemblage non demontable de pieces tournantes, telles que des elements d'arbre