AR220976A1 - Valvula esferica y metodo para la formacion de un sellado de la misma - Google Patents

Valvula esferica y metodo para la formacion de un sellado de la misma

Info

Publication number
AR220976A1
AR220976A1 AR28053980A AR28053980A AR220976A1 AR 220976 A1 AR220976 A1 AR 220976A1 AR 28053980 A AR28053980 A AR 28053980A AR 28053980 A AR28053980 A AR 28053980A AR 220976 A1 AR220976 A1 AR 220976A1
Authority
AR
Argentina
Prior art keywords
seal
formation
same
ball valve
ball
Prior art date
Application number
AR28053980A
Other languages
English (en)
Original Assignee
Allis Chalmers
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 Allis Chalmers filed Critical Allis Chalmers
Application granted granted Critical
Publication of AR220976A1 publication Critical patent/AR220976A1/es

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
    • F16K5/08—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
    • 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
    • Y10T137/4238—With cleaner, lubrication added to fluid or liquid sealing at valve interface
    • Y10T137/4358—Liquid supplied at valve interface
    • Y10T137/4442—External pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Taps Or Cocks (AREA)
  • Joints Allowing Movement (AREA)
AR28053980A 1979-04-02 1980-04-02 Valvula esferica y metodo para la formacion de un sellado de la misma AR220976A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/026,431 US4257574A (en) 1979-04-02 1979-04-02 Spherical valve seal

Publications (1)

Publication Number Publication Date
AR220976A1 true AR220976A1 (es) 1980-12-15

Family

ID=21831782

Family Applications (1)

Application Number Title Priority Date Filing Date
AR28053980A AR220976A1 (es) 1979-04-02 1980-04-02 Valvula esferica y metodo para la formacion de un sellado de la misma

Country Status (5)

Country Link
US (1) US4257574A (es)
AR (1) AR220976A1 (es)
DE (1) DE2951661A1 (es)
ES (2) ES490160A0 (es)
GB (1) GB2045402B (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3641741A1 (de) * 1986-12-06 1988-06-16 B & S Metalpraecis Gmbh Kugelhahn mit sinterkeramischen sitzringen und sinterkeramischer ventilkugel
EP2463560B1 (en) 2010-12-08 2018-07-11 Cameron International Corporation Ball valve

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3013766A (en) * 1958-01-13 1961-12-19 Baldwin Lima Hamilton Corp Spherical valve
US3216696A (en) * 1961-07-20 1965-11-09 Rockwell Mfg Co Lubricated ball plug valve with relieved surface on seat ring

Also Published As

Publication number Publication date
GB2045402B (en) 1983-03-09
ES8202929A1 (es) 1980-12-16
ES8202928A1 (es) 1980-12-16
GB2045402A (en) 1980-10-29
ES490160A0 (es) 1980-12-16
DE2951661A1 (de) 1980-10-09
US4257574A (en) 1981-03-24
ES490161A0 (es) 1980-12-16

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