IT7820527A0 - Valvola ad otturatore bilanciato. - Google Patents

Valvola ad otturatore bilanciato.

Info

Publication number
IT7820527A0
IT7820527A0 IT7820527A IT2052778A IT7820527A0 IT 7820527 A0 IT7820527 A0 IT 7820527A0 IT 7820527 A IT7820527 A IT 7820527A IT 2052778 A IT2052778 A IT 2052778A IT 7820527 A0 IT7820527 A0 IT 7820527A0
Authority
IT
Italy
Prior art keywords
poppet valve
balanced poppet
balanced
valve
poppet
Prior art date
Application number
IT7820527A
Other languages
English (en)
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 IT7820527A0 publication Critical patent/IT7820527A0/it

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
    • 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)
  • Sliding Valves (AREA)
  • Multiple-Way Valves (AREA)
IT7820527A 1977-03-02 1978-02-22 Valvola ad otturatore bilanciato. IT7820527A0 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/773,600 US4135544A (en) 1977-03-02 1977-03-02 Balanced plug valve

Publications (1)

Publication Number Publication Date
IT7820527A0 true IT7820527A0 (it) 1978-02-22

Family

ID=25098770

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7820527A IT7820527A0 (it) 1977-03-02 1978-02-22 Valvola ad otturatore bilanciato.

Country Status (16)

Country Link
US (1) US4135544A (it)
JP (1) JPS53109229A (it)
AR (1) AR214354A1 (it)
AU (1) AU3317078A (it)
BE (1) BE864461A (it)
BR (1) BR7801224A (it)
CA (1) CA1082670A (it)
DE (1) DE2808632A1 (it)
ES (1) ES467388A1 (it)
FR (1) FR2382635A1 (it)
GB (1) GB1596102A (it)
IT (1) IT7820527A0 (it)
MX (1) MX147000A (it)
NL (1) NL7802211A (it)
SE (1) SE7802313L (it)
ZA (1) ZA78731B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4531537A (en) * 1980-04-21 1985-07-30 Xomox Corporation Plug valve for reduced leakage
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
US4619283A (en) * 1986-01-27 1986-10-28 Rockwell International Corporation Stem seal for tapered lubricated plug valves
US5385332A (en) * 1994-01-28 1995-01-31 Johnston Pump/General Valve, Inc. Flow stabilized, retractable seal, double-block and bleed plug valve
US6808162B2 (en) * 2001-09-19 2004-10-26 Victory Controls, Llc Rotary 2-way servovalve

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB438024A (en) * 1934-02-07 1935-11-07 Merco Nordstrom Valve Co Improvements relating to plug valves
US2565609A (en) * 1945-02-26 1951-08-28 Duriron Co Automatic lubricated plug valve
US2573238A (en) * 1946-03-19 1951-10-30 Richard H Wunn Balanced plug valve
US2605993A (en) * 1948-02-06 1952-08-05 Mueller Co Lubricated valve
US2718665A (en) * 1949-12-29 1955-09-27 W K M Mfg Company Inc Plastic sealed valve
US2945668A (en) * 1955-08-03 1960-07-19 Rockwell Mfg Co Plug valves
GB834434A (en) * 1955-08-18 1960-05-11 Rockwell Mfg Co Improvements in lubricated rotary plug valves
US3094136A (en) * 1959-12-02 1963-06-18 Crane Co Lubricated plug valve
FR1280112A (fr) * 1960-11-19 1961-12-29 Robinet perfectionné à autolubrification
US3521856A (en) * 1967-09-25 1970-07-28 Xomox Corp Lined plug valve with means for sealing against leakage
US3930635A (en) * 1974-07-26 1976-01-06 Xomox Corporation Leak-proof rotary, plug-type fluid control valve
US4034776A (en) * 1975-10-24 1977-07-12 Rockwell International Corporation Balanced plug valve

Also Published As

Publication number Publication date
CA1082670A (en) 1980-07-29
US4135544A (en) 1979-01-23
ZA78731B (en) 1979-01-31
FR2382635A1 (fr) 1978-09-29
BR7801224A (pt) 1978-09-26
MX147000A (es) 1982-09-22
AU3317078A (en) 1979-08-16
SE7802313L (sv) 1978-09-03
DE2808632A1 (de) 1978-09-07
ES467388A1 (es) 1978-11-16
BE864461A (nl) 1978-07-03
JPS53109229A (en) 1978-09-22
GB1596102A (en) 1981-08-19
AR214354A1 (es) 1979-05-31
NL7802211A (nl) 1978-09-05
FR2382635B1 (it) 1985-03-15

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