BE788700A - IMPROVEMENTS TO SWIVEL VALVES OR BALL VALVES - Google Patents

IMPROVEMENTS TO SWIVEL VALVES OR BALL VALVES

Info

Publication number
BE788700A
BE788700A BE788700DA BE788700A BE 788700 A BE788700 A BE 788700A BE 788700D A BE788700D A BE 788700DA BE 788700 A BE788700 A BE 788700A
Authority
BE
Belgium
Prior art keywords
valves
swivel
ball
ball valves
swivel valves
Prior art date
Application number
Other languages
French (fr)
Original Assignee
Wilmot Breeden 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.)
Publication date
Publication of BE788700A publication Critical patent/BE788700A/en

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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • 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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/044—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with more than one spring
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
BE788700D 1971-09-13 IMPROVEMENTS TO SWIVEL VALVES OR BALL VALVES BE788700A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4265771 1971-09-13

Publications (1)

Publication Number Publication Date
BE788700A true BE788700A (en) 1973-01-02

Family

ID=10425406

Family Applications (1)

Application Number Title Priority Date Filing Date
BE788700D BE788700A (en) 1971-09-13 IMPROVEMENTS TO SWIVEL VALVES OR BALL VALVES

Country Status (2)

Country Link
BE (1) BE788700A (en)
GB (1) GB1346357A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2157809B (en) * 1984-04-17 1987-09-23 Caleffi Spa Ball valve with built-in check valve
GB2203819A (en) * 1987-04-10 1988-10-26 Richard Alder Valve
GB2226385A (en) * 1988-11-19 1990-06-27 Shipham & Co Ltd A ball valve
CN103256410B (en) * 2012-02-21 2016-10-05 浙江三花股份有限公司 Refrigeration system and ball valve thereof
FR3014163B1 (en) 2013-11-29 2016-10-14 Total Marketing Services STIRRUP TAP WITH DEAD CHAMBER
WO2021240494A1 (en) * 2020-05-27 2021-12-02 Habonim Industrial Valves & Actuators Ltd. Bi-flow cryogenic firesafe floating ball valve

Also Published As

Publication number Publication date
GB1346357A (en) 1974-02-06

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