BE771744A - Soupapes a bille ameliorees - Google Patents

Soupapes a bille ameliorees

Info

Publication number
BE771744A
BE771744A BE771744A BE771744A BE771744A BE 771744 A BE771744 A BE 771744A BE 771744 A BE771744 A BE 771744A BE 771744 A BE771744 A BE 771744A BE 771744 A BE771744 A BE 771744A
Authority
BE
Belgium
Prior art keywords
ball valves
improved ball
improved
valves
ball
Prior art date
Application number
BE771744A
Other languages
English (en)
Original Assignee
Saunders Valve Co 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 Saunders Valve Co Ltd filed Critical Saunders Valve Co Ltd
Publication of BE771744A publication Critical patent/BE771744A/fr

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Taps Or Cocks (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
BE771744A 1970-08-26 1971-08-25 Soupapes a bille ameliorees BE771744A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4101170A GB1359295A (en) 1970-08-26 1970-08-26 Ball valves

Publications (1)

Publication Number Publication Date
BE771744A true BE771744A (fr) 1971-12-31

Family

ID=10417685

Family Applications (1)

Application Number Title Priority Date Filing Date
BE771744A BE771744A (fr) 1970-08-26 1971-08-25 Soupapes a bille ameliorees

Country Status (13)

Country Link
US (1) US3721425A (fr)
AT (1) AT314301B (fr)
AU (1) AU466408B2 (fr)
BE (1) BE771744A (fr)
BR (1) BR7105295D0 (fr)
CA (1) CA937224A (fr)
CH (1) CH542384A (fr)
DE (1) DE2140075A1 (fr)
FR (1) FR2106103A5 (fr)
GB (1) GB1359295A (fr)
IL (1) IL37508A (fr)
NL (1) NL7110949A (fr)
ZA (1) ZA715389B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4147327A (en) * 1977-06-16 1979-04-03 Acf Industries, Incorporated Metallic seals for ball valve
US4335748A (en) * 1980-04-14 1982-06-22 Posi-Seal International, Inc. Bidirectional control valve
US4763877A (en) * 1987-09-29 1988-08-16 Itt Corporation Butterfly valve seal arrangement
US4815700A (en) * 1988-03-24 1989-03-28 Mohrfeld James W Ball valve with improved seals
DE8907606U1 (fr) * 1989-06-21 1990-10-18 Ficht Gmbh, 8011 Kirchseeon, De
JP2008506906A (ja) * 2004-07-15 2008-03-06 スワゲロック カンパニー 玉弁座装置
CN101398092B (zh) 2008-10-28 2012-01-25 浙江华夏阀门有限公司 按等边三角截面法结构的球阀座和球阀
KR101850883B1 (ko) * 2016-08-11 2018-04-23 화성밸브 주식회사 이중 실링 볼 밸브

Also Published As

Publication number Publication date
FR2106103A5 (fr) 1972-04-28
GB1359295A (en) 1974-07-10
AU3222771A (en) 1973-02-15
IL37508A (en) 1973-07-30
IL37508A0 (en) 1971-11-29
BR7105295D0 (pt) 1973-04-17
AU466408B2 (en) 1975-10-30
US3721425A (en) 1973-03-20
ZA715389B (en) 1972-04-26
DE2140075A1 (de) 1972-03-02
CH542384A (de) 1973-09-30
NL7110949A (fr) 1972-02-29
AT314301B (de) 1974-03-25
CA937224A (en) 1973-11-20

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