IT1074907B - Valvola a sfera con chiusura e apertura ottenuta mediante rotazione della valvola stessa - Google Patents

Valvola a sfera con chiusura e apertura ottenuta mediante rotazione della valvola stessa

Info

Publication number
IT1074907B
IT1074907B IT7649750A IT4975076A IT1074907B IT 1074907 B IT1074907 B IT 1074907B IT 7649750 A IT7649750 A IT 7649750A IT 4975076 A IT4975076 A IT 4975076A IT 1074907 B IT1074907 B IT 1074907B
Authority
IT
Italy
Prior art keywords
valve
closing
rotating
opening obtained
ball valve
Prior art date
Application number
IT7649750A
Other languages
English (en)
Original Assignee
Richards & Co B C
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 Richards & Co B C filed Critical Richards & Co B C
Application granted granted Critical
Publication of IT1074907B publication Critical patent/IT1074907B/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
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/06—Construction of housing; Use of materials therefor of taps or cocks
    • F16K27/067—Construction of housing; Use of materials therefor of taps or cocks with spherical plugs
    • 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
    • F16K5/0626—Easy mounting or dismounting means
    • F16K5/0631—Easy mounting or dismounting means between two flanges
    • 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
    • F16K5/0626—Easy mounting or dismounting means
    • F16K5/0642—Easy mounting or dismounting means the spherical plug being insertable from one and only one side of the housing
    • 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
    • F16K5/201—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces with the housing or parts of the housing mechanically pressing the seal against the plug

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Taps Or Cocks (AREA)
IT7649750A 1975-05-29 1976-05-31 Valvola a sfera con chiusura e apertura ottenuta mediante rotazione della valvola stessa IT1074907B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPC180475 1975-05-29

Publications (1)

Publication Number Publication Date
IT1074907B true IT1074907B (it) 1985-04-22

Family

ID=3766223

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7649750A IT1074907B (it) 1975-05-29 1976-05-31 Valvola a sfera con chiusura e apertura ottenuta mediante rotazione della valvola stessa

Country Status (7)

Country Link
US (1) US4068822A (it)
DE (1) DE2624390A1 (it)
FR (1) FR2312695A1 (it)
GB (1) GB1498596A (it)
IT (1) IT1074907B (it)
NL (1) NL7605846A (it)
NZ (1) NZ180986A (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4335733A (en) * 1979-09-17 1982-06-22 Richards John A Valve for use in handling abrasive materials and method of wear prevention
EP0051993A1 (en) * 1980-11-10 1982-05-19 Nibco Inc. Blocked ball valve
USD273034S (en) 1981-01-29 1984-03-13 Imi Mouldings Limited Fluid flow control valve
JPS6058973U (ja) * 1983-09-29 1985-04-24 株式会社フジキン ボ−ル弁
ES2070725B1 (es) * 1993-03-23 1998-07-01 Fominaya Agullo Pablo Mejoras introducidas en la fabricacion de valvulas de esfera para fluidos.
US6837482B2 (en) * 2001-03-19 2005-01-04 Xomox Corporation Sealing arrangement for thermally enhanced sealing
US6910673B2 (en) * 2002-01-28 2005-06-28 Valve Teck, Inc. Valve with calibrated flow orifice insert
AU2003229160A1 (en) * 2002-05-01 2003-11-17 Dahl Brothers Canada Limited Shut-off valve
US6874824B2 (en) * 2002-05-01 2005-04-05 Dahl Brothers Canada Limited Connection structure having pierced elastomeric gasket
US20040167726A1 (en) * 2003-02-25 2004-08-26 Rouss Gino James Method of flow control
US7306010B2 (en) * 2005-02-15 2007-12-11 Nibco Inc. Ball valve with snap-in stem
CN100513850C (zh) * 2005-08-23 2009-07-15 浙江华夏阀门有限公司 三角截面密封套
CN101628376B (zh) * 2009-07-09 2011-01-12 林纪仁 阀门的装配工艺

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2297161A (en) * 1941-08-25 1942-09-29 Crane Co Seat ring for rotary valves
US2855177A (en) * 1956-05-21 1958-10-07 Jamesbury Corp Ball valve casing
US2945666A (en) * 1958-02-14 1960-07-19 Jamesbury Corp Ball valve
US3288430A (en) * 1964-05-18 1966-11-29 Hills Mccanna Co Ball valve unit
US3717323A (en) * 1971-09-24 1973-02-20 Crane Co Ball valves
US3948480A (en) * 1973-11-15 1976-04-06 The Lunkenheimer Company Rotary ball valve

Also Published As

Publication number Publication date
FR2312695B1 (it) 1981-08-07
NZ180986A (en) 1978-03-06
US4068822A (en) 1978-01-17
GB1498596A (en) 1978-01-18
FR2312695A1 (fr) 1976-12-24
NL7605846A (nl) 1976-12-01
DE2624390A1 (de) 1976-12-09

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