FR2465146A1 - Vanne a obturateur equilibre - Google Patents

Vanne a obturateur equilibre Download PDF

Info

Publication number
FR2465146A1
FR2465146A1 FR8019961A FR8019961A FR2465146A1 FR 2465146 A1 FR2465146 A1 FR 2465146A1 FR 8019961 A FR8019961 A FR 8019961A FR 8019961 A FR8019961 A FR 8019961A FR 2465146 A1 FR2465146 A1 FR 2465146A1
Authority
FR
France
Prior art keywords
shutter
balanced
control valve
fact
cylinder
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
FR8019961A
Other languages
English (en)
French (fr)
Other versions
FR2465146B1 (enExample
Inventor
Roberto Filidoro
Nicola Di Sciascio
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nuovo Pignone SpA
Original Assignee
Nuovo Pignone SpA
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 Nuovo Pignone SpA filed Critical Nuovo Pignone SpA
Publication of FR2465146A1 publication Critical patent/FR2465146A1/fr
Application granted granted Critical
Publication of FR2465146B1 publication Critical patent/FR2465146B1/fr
Granted legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K39/00Devices for relieving the pressure on the sealing faces
    • F16K39/02Devices for relieving the pressure on the sealing faces for lift valves
    • F16K39/022Devices for relieving the pressure on the sealing faces for lift valves using balancing surfaces
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00Fluid handling
    • Y10T137/3367Larner-Johnson type valves; i.e., telescoping internal valve in expanded flow line section

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lift Valve (AREA)
  • Fluid-Driven Valves (AREA)
  • Preventing Unauthorised Actuation Of Valves (AREA)
  • Mechanically-Actuated Valves (AREA)
FR8019961A 1979-09-17 1980-09-16 Vanne a obturateur equilibre Granted FR2465146A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2576279A IT1123188B (it) 1979-09-17 1979-09-17 Valvola ad otturatore bilanciato

Publications (2)

Publication Number Publication Date
FR2465146A1 true FR2465146A1 (fr) 1981-03-20
FR2465146B1 FR2465146B1 (enExample) 1983-12-23

Family

ID=11217658

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8019961A Granted FR2465146A1 (fr) 1979-09-17 1980-09-16 Vanne a obturateur equilibre

Country Status (11)

Country Link
US (1) US4351353A (enExample)
JP (1) JPS5642778A (enExample)
BE (1) BE885233A (enExample)
DE (1) DE3029935C2 (enExample)
DK (1) DK349680A (enExample)
FR (1) FR2465146A1 (enExample)
GB (1) GB2067267B (enExample)
IE (1) IE50311B1 (enExample)
IT (1) IT1123188B (enExample)
LU (1) LU82708A1 (enExample)
NL (1) NL8004339A (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2091849B (en) * 1981-01-26 1985-05-30 British Gas Corp Balanced regulator valve
US4696452A (en) * 1983-01-28 1987-09-29 Ebara Corporation Trip throttle valve
US4477056A (en) * 1983-02-28 1984-10-16 Martin Marietta Corporation High force-gain valve
SE9201844L (sv) * 1992-06-16 1993-08-02 Atlas Copco Tools Ab Hastighetsregulator foer ett pneumatiskt kraftverktyg
US5309934A (en) * 1993-05-21 1994-05-10 Jaeger Robert A Balanced piston fluid valve
US7510165B2 (en) * 2005-01-05 2009-03-31 Valeo Climate Control Corp. HVAC door decelerator system with reduced noise
US10907759B2 (en) 2019-04-12 2021-02-02 Saudi Arabian Oil Company Disconnectable fluid coupling

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2192499A (en) * 1938-10-01 1940-03-05 Chester W Larner Valve
FR2036593A5 (enExample) * 1969-03-26 1970-12-24 Creusot Forges Ateliers
FR2111144A5 (enExample) * 1970-10-13 1972-06-02 Pignone Sud Spa
FR2360122A1 (fr) * 1976-07-28 1978-02-24 Ishikawajima Harima Heavy Ind Valve

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7236455U (de) * 1973-02-15 Pignone Sud Spa Reguherventil mit erleichtertem Stromungsverlauf
US933468A (en) * 1908-10-08 1909-09-07 Johann Koenig Equilibrium stop-valve.
DE499692C (de) * 1927-09-01 1930-06-10 H C Robert Ardelt Dr Ing Regelbares ein- oder zweiseitig wirkendes Kolbenventil
US2061239A (en) * 1935-07-24 1936-11-17 Baldwin Southwark Corp Valve
CH338338A (de) * 1954-05-27 1959-05-15 Saunders Valve Co Ltd Absperrventil für hohe Drücke
US3102550A (en) * 1955-05-26 1963-09-03 Saunders Valve Co Ltd Fluid controlling valves
DE1039327B (de) * 1956-03-28 1958-09-18 Gerdts Gustav F Kg Schnellschluss-Klappenventil
IT1038830B (it) * 1975-06-10 1979-11-30 Nuovo Pignone Spa Valvola di isolamento a perfetta tenuta verso l esterno e tra sede e otturatore
US4141534A (en) * 1976-07-23 1979-02-27 Ishikawajima-Harima Jukogyo Kabushiki Kaisha Oval shaped valve with balancing pilot piston

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2192499A (en) * 1938-10-01 1940-03-05 Chester W Larner Valve
FR2036593A5 (enExample) * 1969-03-26 1970-12-24 Creusot Forges Ateliers
FR2111144A5 (enExample) * 1970-10-13 1972-06-02 Pignone Sud Spa
FR2360122A1 (fr) * 1976-07-28 1978-02-24 Ishikawajima Harima Heavy Ind Valve

Also Published As

Publication number Publication date
NL8004339A (nl) 1981-03-19
GB2067267B (en) 1982-12-22
GB2067267A (en) 1981-07-22
IE801565L (en) 1981-03-17
US4351353A (en) 1982-09-28
IT7925762A0 (it) 1979-09-17
IE50311B1 (en) 1986-04-02
IT1123188B (it) 1986-04-30
DE3029935C2 (de) 1985-01-24
FR2465146B1 (enExample) 1983-12-23
LU82708A1 (fr) 1981-03-24
BE885233A (fr) 1981-03-16
JPS5642778A (en) 1981-04-21
DE3029935A1 (de) 1981-03-19
DK349680A (da) 1981-03-18

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