IT1138189B - Guarnizione anulare di tenuta per valvola a sfera di intercettazione - Google Patents

Guarnizione anulare di tenuta per valvola a sfera di intercettazione

Info

Publication number
IT1138189B
IT1138189B IT23730/81A IT2373081A IT1138189B IT 1138189 B IT1138189 B IT 1138189B IT 23730/81 A IT23730/81 A IT 23730/81A IT 2373081 A IT2373081 A IT 2373081A IT 1138189 B IT1138189 B IT 1138189B
Authority
IT
Italy
Prior art keywords
ball valve
ring seal
interception
interception ball
seal
Prior art date
Application number
IT23730/81A
Other languages
English (en)
Italian (it)
Other versions
IT8123730A0 (it
Inventor
Vinciguerra Costantino
Original Assignee
Nuovo Pignone Spa
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 Nuovo Pignone Spa filed Critical Nuovo Pignone Spa
Publication of IT8123730A0 publication Critical patent/IT8123730A0/it
Priority to IT23730/81A priority Critical patent/IT1138189B/it
Priority to GB08224148A priority patent/GB2105010A/en
Priority to CH5179/82A priority patent/CH651641A5/it
Priority to CA000410604A priority patent/CA1192889A/en
Priority to SE8204986A priority patent/SE448908B/sv
Priority to DE3232565A priority patent/DE3232565C2/de
Priority to JP57151823A priority patent/JPS5846270A/ja
Priority to FR8214981A priority patent/FR2512158A1/fr
Priority to JP1985164255U priority patent/JPS6182181U/ja
Application granted granted Critical
Publication of IT1138189B publication Critical patent/IT1138189B/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
    • F16K5/06—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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Taps Or Cocks (AREA)
  • Gasket Seals (AREA)
IT23730/81A 1981-09-02 1981-09-02 Guarnizione anulare di tenuta per valvola a sfera di intercettazione IT1138189B (it)

Priority Applications (9)

Application Number Priority Date Filing Date Title
IT23730/81A IT1138189B (it) 1981-09-02 1981-09-02 Guarnizione anulare di tenuta per valvola a sfera di intercettazione
GB08224148A GB2105010A (en) 1981-09-02 1982-08-23 Sealing means for a ball valve
CH5179/82A CH651641A5 (it) 1981-09-02 1982-08-31 Corpo anulare flottante di tenuta per valvola a sfera di intercettazione.
SE8204986A SE448908B (sv) 1981-09-02 1982-09-01 Tetningsring for en kulventil
CA000410604A CA1192889A (en) 1981-09-02 1982-09-01 Annular seal gasket for a shut-off ball valve
DE3232565A DE3232565C2 (de) 1981-09-02 1982-09-01 Ringdichtung für ein Absperr-Kugelventil
JP57151823A JPS5846270A (ja) 1981-09-02 1982-09-02 遮断ボ−ル弁のための環状密封ガスケット
FR8214981A FR2512158A1 (fr) 1981-09-02 1982-09-02 Joint d'etancheite annulaire pour une vanne d'arret a bille
JP1985164255U JPS6182181U (sv) 1981-09-02 1985-10-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT23730/81A IT1138189B (it) 1981-09-02 1981-09-02 Guarnizione anulare di tenuta per valvola a sfera di intercettazione

Publications (2)

Publication Number Publication Date
IT8123730A0 IT8123730A0 (it) 1981-09-02
IT1138189B true IT1138189B (it) 1986-09-17

Family

ID=11209506

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23730/81A IT1138189B (it) 1981-09-02 1981-09-02 Guarnizione anulare di tenuta per valvola a sfera di intercettazione

Country Status (8)

Country Link
JP (2) JPS5846270A (sv)
CA (1) CA1192889A (sv)
CH (1) CH651641A5 (sv)
DE (1) DE3232565C2 (sv)
FR (1) FR2512158A1 (sv)
GB (1) GB2105010A (sv)
IT (1) IT1138189B (sv)
SE (1) SE448908B (sv)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8305603D0 (en) * 1983-03-01 1983-03-30 Marwin Controls Ltd Fluid-pressure control valves
JPS59147962U (ja) * 1983-03-23 1984-10-03 株式会社神戸製鋼所 ボ−ルバルブのシ−ル機構
DE3715456A1 (de) * 1987-05-08 1988-11-24 Burgmann Dichtungswerk Feodor Kugelhahn
JP4812091B2 (ja) * 2006-02-28 2011-11-09 株式会社キッツ ボールバルブ
CN101398093B (zh) 2008-10-28 2012-03-21 浙江华夏阀门有限公司 双环杆肩密封与独立双重阀杆密封
EP2280204A1 (en) 2009-07-31 2011-02-02 Valbart S.r.l. Trunnion-mounted ball valve with a flexible valve seat
WO2011033536A1 (en) * 2009-09-17 2011-03-24 Gasket International S.P.A. Seal system for industrial valves, particularly for ball valves, and valve comprising said system
US9982789B2 (en) 2009-12-07 2018-05-29 Cameron International Corporation Self-relieving ball valve seat
US8733733B2 (en) * 2010-04-30 2014-05-27 Fisher Controls International Llc Sleeve seal assembly and rotary valve having sleeve seal assembly
US9777841B2 (en) 2011-01-03 2017-10-03 Cameron International Corporation Trunnion ball valve seat with V-section spring
US9657848B2 (en) * 2011-01-03 2017-05-23 Cameron International Corporation Trunnion ball valve with interchangeable and replaceable seat insert
CN103998837A (zh) * 2011-08-08 2014-08-20 加斯凯特国际股份公司 用于工业用阀尤其用于球阀的密封系统和包括该系统的阀
DK177971B1 (da) * 2013-06-20 2015-02-09 Broen As Fjederpakning til ventilhus
CA2842354A1 (en) * 2014-02-11 2015-08-11 Charles Lo Cicero Delta ring seal for ball valve seat
JP6432433B2 (ja) 2014-07-07 2018-12-05 株式会社デンソー バルブ装置
JP6668780B2 (ja) * 2016-01-26 2020-03-18 アイシン精機株式会社 冷媒制御バルブ装置
US20190107211A1 (en) * 2016-03-22 2019-04-11 Guide Valve Limited Ball valve seat with triple seal
JP7195278B2 (ja) * 2018-01-10 2022-12-23 旭有機材株式会社 バタフライバルブ

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1452769A (fr) * 1965-07-30 1966-09-16 Robinetterie S A J Soc D Perfectionnement aux robinets à tournant sphérique
US3508738A (en) * 1966-05-02 1970-04-28 Acf Ind Inc Valve
US3575431A (en) * 1968-08-19 1971-04-20 Grove Valve & Regulator Co Seal assembly
US3960363A (en) * 1973-06-21 1976-06-01 International Telephone And Telegraph Corporation Ball valve

Also Published As

Publication number Publication date
CH651641A5 (it) 1985-09-30
JPS5846270A (ja) 1983-03-17
SE8204986D0 (sv) 1982-09-01
FR2512158A1 (fr) 1983-03-04
FR2512158B1 (sv) 1985-03-08
SE8204986L (sv) 1983-03-03
JPS6182181U (sv) 1986-05-31
DE3232565C2 (de) 1987-05-14
IT8123730A0 (it) 1981-09-02
CA1192889A (en) 1985-09-03
SE448908B (sv) 1987-03-23
GB2105010A (en) 1983-03-16
DE3232565A1 (de) 1983-03-17

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Legal Events

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

Effective date: 19970925