IT1193019B - Rubinetto a sfera senza cavita' - Google Patents

Rubinetto a sfera senza cavita'

Info

Publication number
IT1193019B
IT1193019B IT46839/82A IT4683982A IT1193019B IT 1193019 B IT1193019 B IT 1193019B IT 46839/82 A IT46839/82 A IT 46839/82A IT 4683982 A IT4683982 A IT 4683982A IT 1193019 B IT1193019 B IT 1193019B
Authority
IT
Italy
Prior art keywords
cavity
ball valve
ball
valve
Prior art date
Application number
IT46839/82A
Other languages
English (en)
Other versions
IT8246839A1 (it
IT8246839A0 (it
Inventor
Erhard Pfannenschmidt
Original Assignee
Pfannenschmidt Gmbh
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 Pfannenschmidt Gmbh filed Critical Pfannenschmidt Gmbh
Publication of IT8246839A0 publication Critical patent/IT8246839A0/it
Publication of IT8246839A1 publication Critical patent/IT8246839A1/it
Application granted granted Critical
Publication of IT1193019B publication Critical patent/IT1193019B/it

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
    • 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
    • F16K5/06—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 spherical surfaces; Packings therefor
    • 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
    • F16K5/06—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 spherical surfaces; Packings therefor
    • F16K5/0663—Packings
    • F16K5/0673—Composite packings
    • 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
    • F16K5/06—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 spherical surfaces; Packings therefor
    • F16K5/0663—Packings
    • F16K5/0673—Composite packings
    • F16K5/0678—Composite packings in which only one of the components of the composite packing is contacting the 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
    • F16K5/06—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 spherical surfaces; Packings therefor
    • F16K5/0663—Packings
    • F16K5/0689—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
    • F16K5/08—Details
    • F16K5/14—Special arrangements for separating the sealing faces or for pressing them together
    • F16K5/20—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces
    • 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
    • F16K5/08—Details
    • F16K5/14—Special arrangements for separating the sealing faces or for pressing them together
    • F16K5/20—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces
    • F16K5/205—Sealing effected by the flowing medium

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pens And Brushes (AREA)
  • External Artificial Organs (AREA)
  • Taps Or Cocks (AREA)
IT46839/82A 1981-10-16 1982-07-02 Rubinetto a sfera senza cavita' IT1193019B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19818130294U DE8130294U1 (de) 1981-10-16 1981-10-16 "hohlraumfreier kugelhahn"

Publications (3)

Publication Number Publication Date
IT8246839A0 IT8246839A0 (it) 1982-07-02
IT8246839A1 IT8246839A1 (it) 1984-01-02
IT1193019B true IT1193019B (it) 1988-06-02

Family

ID=6732162

Family Applications (1)

Application Number Title Priority Date Filing Date
IT46839/82A IT1193019B (it) 1981-10-16 1982-07-02 Rubinetto a sfera senza cavita'

Country Status (2)

Country Link
DE (1) DE8130294U1 (it)
IT (1) IT1193019B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK1924793T3 (da) * 2005-09-14 2010-07-26 Belimo Automation Kugleventil

Also Published As

Publication number Publication date
IT8246839A1 (it) 1984-01-02
IT8246839A0 (it) 1982-07-02
DE8130294U1 (de) 1982-03-18

Similar Documents

Publication Publication Date Title
FR2576080B1 (fr) Vanne a obturateur spherique
IT1196747B (it) Valvola a sfera
DE3855241D1 (de) Kugelventil
BE892753A (fr) Joint a rotule
FR2547891B1 (fr) Vanne d'arret
IT8823172A0 (it) Valvola a sfera perfezionata
IT1138544B (it) Chiavetta perfezionata per l'azionamento di valvole a sfera
IT8221979A0 (it) Dispositivo d'azionamento a valvola
DK155982A (da) Ventilkoblingsdel
BE895160A (fr) Vanne a structure d'etancheite perfectionnee
IT1193019B (it) Rubinetto a sfera senza cavita'
IT1153079B (it) Unita' a valvola magnetica
IT1140408B (it) Valvola a sfera
FR2559869B1 (fr) Vanne d'arret
DK341884A (da) Kugleventil
FR2537690B1 (fr) Vanne a garniture d'etancheite deformable
BE893594A (fr) Robinet a boisseau
IT1198122B (it) Rubinetto a sfera
BE895535A (fr) Vanne d'arret
IT1173564B (it) Valvola a sfera estraibile
IT8220343A1 (it) Boccola a sfere
IT8367502A0 (it) Valvola a sfera
FR2569812B3 (fr) Vanne d'irrigation
IT8505155A1 (it) Valvola a sfera perfezionata
IT8118807V0 (it) Gioco "il rubabandiera"