CA1242427A - Seal mechanism in a ball valve - Google Patents

Seal mechanism in a ball valve

Info

Publication number
CA1242427A
CA1242427A CA000451801A CA451801A CA1242427A CA 1242427 A CA1242427 A CA 1242427A CA 000451801 A CA000451801 A CA 000451801A CA 451801 A CA451801 A CA 451801A CA 1242427 A CA1242427 A CA 1242427A
Authority
CA
Canada
Prior art keywords
top end
groove
seat
counter
valve seat
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA000451801A
Other languages
English (en)
French (fr)
Inventor
Sadayuki Nakanishi
Kenichi Hayama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kobe Steel Ltd
Original Assignee
Kobe Steel Ltd
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 Kobe Steel Ltd filed Critical Kobe Steel Ltd
Application granted granted Critical
Publication of CA1242427A publication Critical patent/CA1242427A/en
Expired legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Taps Or Cocks (AREA)
CA000451801A 1983-04-12 1984-04-11 Seal mechanism in a ball valve Expired CA1242427A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP58064218A JPS59194175A (ja) 1983-04-12 1983-04-12 ボ−ルバルブのシ−ル機構
JP58-64218 1983-04-12

Publications (1)

Publication Number Publication Date
CA1242427A true CA1242427A (en) 1988-09-27

Family

ID=13251732

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000451801A Expired CA1242427A (en) 1983-04-12 1984-04-11 Seal mechanism in a ball valve

Country Status (5)

Country Link
US (1) US4673164A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0121946B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS59194175A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1242427A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3475559D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6098165U (ja) * 1983-12-02 1985-07-04 アルプス電気株式会社 フレキシブルデイスク装置
ITMI20070093U1 (it) 2007-03-20 2008-09-21 Bonetti Cesare Spa Valvola a sfera con mezzi rimovibili di trattenuta della guarnizione di tenuta assiale
CN101555966B (zh) * 2008-12-31 2013-06-12 浙江华夏阀门有限公司 微观锯齿环密封对接结构
US8201574B2 (en) * 2009-12-11 2012-06-19 Virgo Engineers, Inc. Bi-directional sealing ball valve
FR2981720A1 (fr) * 2011-10-25 2013-04-26 Total Sa Robinet d'isolement
EP3033553A4 (en) 2013-12-27 2017-05-03 Halliburton Energy Services, Inc. Ball valve having dual pistons each individually actuable
EP3040588B1 (en) * 2014-12-31 2017-05-03 Cameron International Corporation Double piston effect lip seal seating assemblies
WO2017161434A1 (en) * 2016-03-22 2017-09-28 Guide Valve Limited Ball valve seat with triple seal
EP3665409B1 (en) * 2017-08-10 2021-06-23 Gasket International S.r.L. Sealing assembly for ball valves and ball valve comprising such a sealing assembly
US10801627B2 (en) * 2018-12-07 2020-10-13 Flowserve Management Company Valve seats, valve assemblies, and related methods
US11326700B2 (en) * 2019-12-31 2022-05-10 Saint-Gobain Performance Plastics Corporation Seat insert in a ball valve for cryogenic applications

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2825527A (en) * 1954-12-13 1958-03-04 Hale Fire Pump Co Rotary valves
DE1943201U (de) * 1961-03-15 1966-07-28 Zulauf & Cie K G Dichtung fuer kugelkueken in absperrorganen, insbesondere fuer feuerloeschzwecke.
US3109623A (en) * 1961-10-31 1963-11-05 Grove Valve & Regulator Co Valve construction having resilient sealing means
US3335999A (en) * 1964-05-20 1967-08-15 Acf Ind Inc Valve
DE1550627A1 (de) * 1966-01-24 1970-01-02 Zulauf & Cie Armaturen App Und Absperrorgan,insbesondere fuer Feuerloeschzwecke
US3446475A (en) * 1966-02-10 1969-05-27 Balon Corp Ball valves with retained seals
US3508738A (en) * 1966-05-02 1970-04-28 Acf Ind Inc Valve
AT295268B (de) * 1968-10-18 1971-12-27 Huebner Vamag Zweiteiliger Sitzring für Kugelhähne, Plattenschieber u.dgl.
JPS4940821Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1971-04-28 1974-11-09
FR2528144A1 (fr) * 1982-06-07 1983-12-09 Auxim Ste Nle Dispositif d'etancheite pour robinet a tournant spherique

Also Published As

Publication number Publication date
DE3475559D1 (en) 1989-01-12
US4673164A (en) 1987-06-16
EP0121946A3 (en) 1985-08-14
JPH0362947B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-09-27
EP0121946A2 (en) 1984-10-17
JPS59194175A (ja) 1984-11-02
EP0121946B1 (en) 1988-12-07

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Legal Events

Date Code Title Description
MKEX Expiry