ZA765234B - Balanced plug valve - Google Patents

Balanced plug valve

Info

Publication number
ZA765234B
ZA765234B ZA765234A ZA765234A ZA765234B ZA 765234 B ZA765234 B ZA 765234B ZA 765234 A ZA765234 A ZA 765234A ZA 765234 A ZA765234 A ZA 765234A ZA 765234 B ZA765234 B ZA 765234B
Authority
ZA
South Africa
Prior art keywords
plug valve
balanced plug
balanced
valve
plug
Prior art date
Application number
ZA765234A
Other languages
English (en)
Inventor
S Eshghy
Original Assignee
Rockwell International Corp
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 Rockwell International Corp filed Critical Rockwell International Corp
Publication of ZA765234B publication Critical patent/ZA765234B/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
    • F16K5/22—Features relating to lubrication
    • F16K5/222—Features relating to lubrication for plugs with conical surfaces
    • 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
    • F16K39/00—Devices for relieving the pressure on the sealing faces
    • F16K39/06—Devices for relieving the pressure on the sealing faces for taps or cocks
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/4238—With cleaner, lubrication added to fluid or liquid sealing at valve interface
    • Y10T137/4358—Liquid supplied at valve interface
    • Y10T137/4442—External pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Taps Or Cocks (AREA)
  • Details Of Valves (AREA)
  • Valve Housings (AREA)
ZA765234A 1975-10-24 1976-08-31 Balanced plug valve ZA765234B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/625,593 US4034776A (en) 1975-10-24 1975-10-24 Balanced plug valve

Publications (1)

Publication Number Publication Date
ZA765234B true ZA765234B (en) 1977-08-31

Family

ID=24506790

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA765234A ZA765234B (en) 1975-10-24 1976-08-31 Balanced plug valve

Country Status (17)

Country Link
US (1) US4034776A (es)
JP (1) JPS5920064B2 (es)
AR (1) AR211783A1 (es)
AU (1) AU510465B2 (es)
BE (1) BE847601A (es)
BR (1) BR7607101A (es)
CA (1) CA1046042A (es)
CH (1) CH598520A5 (es)
DE (1) DE2647878A1 (es)
ES (1) ES452608A1 (es)
FR (1) FR2328905A1 (es)
GB (1) GB1541269A (es)
IT (1) IT1068859B (es)
MX (1) MX143528A (es)
NL (1) NL179230C (es)
SE (1) SE427573B (es)
ZA (1) ZA765234B (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4135544A (en) * 1977-03-02 1979-01-23 Rockwell International Corporation Balanced plug valve
ZA784218B (en) * 1977-08-29 1979-07-25 Rockwell International Corp Valve seal
US4174092A (en) * 1977-08-29 1979-11-13 Rockwell International Corporation Rotary valve with stem seal means
US4305567A (en) * 1977-08-29 1981-12-15 Rockwell International Corporation Valve stem seal
IN159589B (es) * 1982-08-16 1987-05-30 Rockwell International Corp
US4519414A (en) * 1983-01-18 1985-05-28 Industrial De Valvulas, S.A. De C.V. Mechanically balanced tapered plug valve
US4614330A (en) * 1985-09-09 1986-09-30 Empresas Lanzagorta, S.A. De C.V. Non-locking tapered plug valve
US5129624A (en) * 1990-11-15 1992-07-14 M&Fc Holding Company, Inc. Valve stem sealing means for prevention of fugitive emissions
US5178363A (en) * 1990-11-15 1993-01-12 M&Fc Holding Company, Inc. Valve stem sealing means for prevention of fugitive emissions
GB2292440B (en) * 1994-08-12 1996-12-18 Btr Plc Tapered plug valve
DK9500167U3 (da) * 1995-04-27 1996-01-12 Brdr Christensens Haner A S Afspærringsindretning af "double-block-and-bleed"-typen
DK172137B1 (da) * 1995-04-27 1997-11-24 Christensens Haner A S Brdr Afspærringsindretning
US6484999B1 (en) * 2001-03-07 2002-11-26 John J. Wordin Plug valve internal pressure balancing
RU170002U1 (ru) * 2016-03-09 2017-04-11 Юрий Павлович Кузнецов Запорно-регулирующий клапан

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1680812A (en) * 1923-02-12 1928-08-14 William E Sloan Valve
US1584699A (en) * 1925-03-05 1926-05-11 Davenport Sterling Plug valve
US1671603A (en) * 1926-04-29 1928-05-29 Merco Nordstrom Valve Co Valve
US2070490A (en) * 1928-05-17 1937-02-09 Merco Nordstrom Valve Co Valve
DE852795C (de) * 1941-07-16 1952-10-20 Rockwell Mfg Co Hahn mit Kuekenschmierung
US2681787A (en) * 1950-02-14 1954-06-22 Crane Co Seating mechanism for rotatable plug valves
US2945668A (en) * 1955-08-03 1960-07-19 Rockwell Mfg Co Plug valves
US3115151A (en) * 1960-12-21 1963-12-24 Rockwell Mfg Co Fluid pressure balancing system for lubricated plug valves
FR1524440A (fr) * 1967-04-17 1968-05-10 Vanne à passage direct à étanchéité automatique assurée par lubrifiant

Also Published As

Publication number Publication date
JPS5253528A (en) 1977-04-30
IT1068859B (it) 1985-03-21
CH598520A5 (es) 1978-04-28
NL7611265A (nl) 1977-04-26
AU1743576A (en) 1978-03-09
GB1541269A (en) 1979-02-28
CA1046042A (en) 1979-01-09
SE427573B (sv) 1983-04-18
NL179230C (nl) 1986-08-01
AU510465B2 (en) 1980-06-26
NL179230B (nl) 1986-03-03
FR2328905B1 (es) 1982-11-12
SE7611696L (sv) 1977-04-25
DE2647878C2 (es) 1987-09-17
MX143528A (es) 1981-05-27
BR7607101A (pt) 1977-09-13
FR2328905A1 (fr) 1977-05-20
BE847601A (fr) 1977-02-14
US4034776A (en) 1977-07-12
ES452608A1 (es) 1977-10-16
DE2647878A1 (de) 1977-05-05
JPS5920064B2 (ja) 1984-05-10
AR211783A1 (es) 1978-03-15

Similar Documents

Publication Publication Date Title
JPS5269030A (en) Plug valve
JPS5239824A (en) Valve
GB1540401A (en) Valve
JPS5229988A (en) Deaddfront plug
JPS51140237A (en) Valve
ZA765234B (en) Balanced plug valve
JPS5252431A (en) Plug
JPS5213226A (en) Valve
GB1550843A (en) Plug valve
GB1544121A (en) Valve
GB1539824A (en) Plug valve construction
GB1546649A (en) Cylindrical plug valve
ZA78731B (en) Balanced plug valve
YU39663B (en) Throttling-flap-type valve
JPS5218227A (en) Valve
GB1478808A (en) Spherical plug valve
AU2055476A (en) Valve
JPS5218224A (en) Valve
JPS5223729A (en) Change ovevr valve
AU1783376A (en) Plug valve
JPS525017A (en) Valve plug
JPS51111922A (en) Threeeway valve
JPS51151822A (en) Valve
JPS51145929A (en) Twoothrow changeeover valve
JPS51142717A (en) Valve