ZA714689B - Improved valve - Google Patents

Improved valve

Info

Publication number
ZA714689B
ZA714689B ZA714689A ZA714689A ZA714689B ZA 714689 B ZA714689 B ZA 714689B ZA 714689 A ZA714689 A ZA 714689A ZA 714689 A ZA714689 A ZA 714689A ZA 714689 B ZA714689 B ZA 714689B
Authority
ZA
South Africa
Prior art keywords
improved valve
valve
improved
Prior art date
Application number
ZA714689A
Other languages
English (en)
Inventor
M Kitamura
Original Assignee
Kitamura Valve Mfg 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 Kitamura Valve Mfg Co Ltd filed Critical Kitamura Valve Mfg Co Ltd
Publication of ZA714689B publication Critical patent/ZA714689B/xx

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
    • F16K5/08—Details
    • F16K5/14—Special arrangements for separating the sealing faces or for pressing them together
    • F16K5/20—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces
    • F16K5/205—Sealing effected by the flowing medium
    • F16K5/208—Sealing effected by the flowing medium with tongue-shaped means
    • 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
    • F16K5/0668—Single packings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Taps Or Cocks (AREA)
  • Valve Housings (AREA)
ZA714689A 1970-07-17 1971-07-15 Improved valve ZA714689B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5573770A 1970-07-17 1970-07-17

Publications (1)

Publication Number Publication Date
ZA714689B true ZA714689B (en) 1972-04-26

Family

ID=21999824

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA714689A ZA714689B (en) 1970-07-17 1971-07-15 Improved valve

Country Status (11)

Country Link
US (1) US3698687A (xx)
JP (1) JPS5011617B1 (xx)
AU (1) AU462894B2 (xx)
BE (1) BE770099A (xx)
ES (1) ES196272Y (xx)
FR (1) FR2101646A5 (xx)
GB (1) GB1297763A (xx)
NL (1) NL7109751A (xx)
NO (1) NO128674B (xx)
SE (1) SE373646B (xx)
ZA (1) ZA714689B (xx)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3807692A (en) * 1972-05-01 1974-04-30 Dynatech Corp Valve, method of manufacture of valve and valve made by such method
US3778029A (en) * 1972-11-22 1973-12-11 Armco Steel Corp Ball valve
US3961770A (en) * 1973-09-04 1976-06-08 Celanese Corporation Plug valve
US4089345A (en) * 1976-09-08 1978-05-16 Hale Fire Pump Company Discharge valve
FI55568C (fi) * 1976-12-28 1979-08-10 Juha Antti Elia Nelimarkka Kulventil
FI54837C (fi) * 1976-12-28 1979-03-12 Juha Antti Elia Nelimarkka Kulventil
US4236691A (en) * 1978-11-29 1980-12-02 Jamesbury Corporation Ball valve to relieve cavity pressure
US4479513A (en) * 1981-08-28 1984-10-30 Whitey Co. High pressure ball valve
US4572239A (en) * 1981-08-28 1986-02-25 Whitey Co. High pressure ball valve
GB2116678B (en) * 1982-02-08 1986-04-30 Hitachi Metals Ltd Ball valves
US4603836A (en) * 1985-03-18 1986-08-05 Richard Godfrey Ball valve with preloaded seals and method of manufacture
US5904337A (en) * 1996-07-31 1999-05-18 Prolon Inc. Ball valve seat and seal apparatus and assembly method
US6361051B1 (en) * 1999-11-08 2002-03-26 Eaton Coporation Face seal for barrel type water valve
US6293517B1 (en) * 2000-02-28 2001-09-25 John D. McKnight Ball valve having convex seat
US6845965B2 (en) * 2002-04-18 2005-01-25 Teleflex Gpi Control Systems L.P. Pressurized valve seal
US7766040B2 (en) * 2007-03-13 2010-08-03 Eaton Corporation Pressure control valve assembly
US20110309280A1 (en) * 2010-06-18 2011-12-22 Wincek Christopher P Self cleaning ball valve
CN104235415A (zh) * 2014-09-11 2014-12-24 北京航天试验技术研究所 一种手动密封可调式球阀

Also Published As

Publication number Publication date
JPS5011617B1 (xx) 1975-05-02
AU462894B2 (en) 1975-07-10
AU3117571A (en) 1973-01-18
NO128674B (xx) 1973-12-27
BE770099A (fr) 1971-12-01
GB1297763A (xx) 1972-11-29
NL7109751A (xx) 1972-01-19
FR2101646A5 (xx) 1972-03-31
US3698687A (en) 1972-10-17
ES196272Y (es) 1975-11-16
ES196272U (es) 1975-03-01
SE373646B (sv) 1975-02-10

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