ITTO910500A0 - Perfezionamento in valvole nidirezionali a sfera per fluidi - Google Patents

Perfezionamento in valvole nidirezionali a sfera per fluidi

Info

Publication number
ITTO910500A0
ITTO910500A0 IT91TO500A ITTO910500A ITTO910500A0 IT TO910500 A0 ITTO910500 A0 IT TO910500A0 IT 91TO500 A IT91TO500 A IT 91TO500A IT TO910500 A ITTO910500 A IT TO910500A IT TO910500 A0 ITTO910500 A0 IT TO910500A0
Authority
IT
Italy
Prior art keywords
nidirectional
fluids
improvement
ball valves
valves
Prior art date
Application number
IT91TO500A
Other languages
English (en)
Inventor
Agullo Pablo Fominaya
Original Assignee
Agullo Pablo Fominaya
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 Agullo Pablo Fominaya filed Critical Agullo Pablo Fominaya
Publication of ITTO910500A0 publication Critical patent/ITTO910500A0/it
Publication of ITTO910500A1 publication Critical patent/ITTO910500A1/it
Application granted granted Critical
Publication of IT1249946B publication Critical patent/IT1249946B/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
    • 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
    • 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
    • F16K5/0615—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 the angle the spindle makes with the housing being other than 90 degrees

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Taps Or Cocks (AREA)
  • Valve Housings (AREA)
  • Check Valves (AREA)
ITTO910500A 1990-06-29 1991-06-28 Perfezionamento in valvole unidirezionali a sfera per fluidi. IT1249946B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES9001801A ES2025417A6 (es) 1990-06-29 1990-06-29 Perfeccionamientos en valvulas de esfera para fluidos.

Publications (3)

Publication Number Publication Date
ITTO910500A0 true ITTO910500A0 (it) 1991-06-28
ITTO910500A1 ITTO910500A1 (it) 1992-12-28
IT1249946B IT1249946B (it) 1995-03-30

Family

ID=8267998

Family Applications (1)

Application Number Title Priority Date Filing Date
ITTO910500A IT1249946B (it) 1990-06-29 1991-06-28 Perfezionamento in valvole unidirezionali a sfera per fluidi.

Country Status (6)

Country Link
DE (1) DE4121439A1 (it)
ES (1) ES2025417A6 (it)
FR (1) FR2664016A1 (it)
GB (1) GB2247302B (it)
IT (1) IT1249946B (it)
PT (1) PT98153A (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4119402C2 (de) * 1991-06-10 1995-01-12 Mannesmann Ag Schieberventil
EP1079160A1 (en) * 1999-07-28 2001-02-28 Yamatake Corporation Ball valve

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3516638A (en) * 1968-10-31 1970-06-23 Spraying Systems Co Flow diverter ball valve
US3749357A (en) * 1972-04-07 1973-07-31 Acf Ind Inc Valve structure having fluid pressure actuated seats
US4293163A (en) * 1977-04-26 1981-10-06 Texas Iron Works, Inc. Valve for closing the fluid passage of a well bore tubular member with balanced operating arrangement
SU987245A1 (ru) * 1981-01-04 1983-01-07 Предприятие П/Я В-8103 Шаровой кран
GB8430368D0 (en) * 1984-11-30 1985-01-09 Southerton Ltd James Valves

Also Published As

Publication number Publication date
ITTO910500A1 (it) 1992-12-28
PT98153A (pt) 1993-09-30
FR2664016A1 (fr) 1992-01-03
DE4121439A1 (de) 1992-01-23
ES2025417A6 (es) 1992-03-16
IT1249946B (it) 1995-03-30
GB2247302B (en) 1994-09-14
GB2247302A (en) 1992-02-26
GB9114008D0 (en) 1991-08-14

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950629