BE814769A - Valve a obturateur spherique perfectionnee - Google Patents

Valve a obturateur spherique perfectionnee

Info

Publication number
BE814769A
BE814769A BE144107A BE144107A BE814769A BE 814769 A BE814769 A BE 814769A BE 144107 A BE144107 A BE 144107A BE 144107 A BE144107 A BE 144107A BE 814769 A BE814769 A BE 814769A
Authority
BE
Belgium
Prior art keywords
shutter valve
ball shutter
advanced ball
advanced
valve
Prior art date
Application number
BE144107A
Other languages
English (en)
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 filed Critical
Publication of BE814769A publication Critical patent/BE814769A/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
    • F16K5/0626—Easy mounting or dismounting means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Taps Or Cocks (AREA)
BE144107A 1973-06-11 1974-05-09 Valve a obturateur spherique perfectionnee BE814769A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1265873A IT984780B (it) 1973-06-11 1973-06-11 Valvola a sfera perfezionata

Publications (1)

Publication Number Publication Date
BE814769A true BE814769A (fr) 1974-09-02

Family

ID=11142534

Family Applications (1)

Application Number Title Priority Date Filing Date
BE144107A BE814769A (fr) 1973-06-11 1974-05-09 Valve a obturateur spherique perfectionnee

Country Status (8)

Country Link
AT (1) AT341845B (fr)
BE (1) BE814769A (fr)
CH (1) CH582843A5 (fr)
DE (1) DE2423599A1 (fr)
ES (1) ES426889A1 (fr)
FR (1) FR2232712B1 (fr)
GB (1) GB1401754A (fr)
IT (1) IT984780B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Also Published As

Publication number Publication date
IT984780B (it) 1974-11-20
ES426889A1 (es) 1976-07-16
GB1401754A (en) 1975-07-30
FR2232712B1 (fr) 1981-05-29
ATA479674A (de) 1977-06-15
CH582843A5 (fr) 1976-12-15
FR2232712A1 (fr) 1975-01-03
DE2423599A1 (de) 1975-01-02
AT341845B (de) 1978-02-27

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: F.I.P. FORMATURA INIEZIONE POLIMERI S.P.A.

Effective date: 19840509