IT8125911A0 - Elemento di tenuta caricato dalla pressione di un fluido, per valvole a farfalla. - Google Patents

Elemento di tenuta caricato dalla pressione di un fluido, per valvole a farfalla.

Info

Publication number
IT8125911A0
IT8125911A0 IT8125911A IT2591181A IT8125911A0 IT 8125911 A0 IT8125911 A0 IT 8125911A0 IT 8125911 A IT8125911 A IT 8125911A IT 2591181 A IT2591181 A IT 2591181A IT 8125911 A0 IT8125911 A0 IT 8125911A0
Authority
IT
Italy
Prior art keywords
fluid
pressure
sealing element
butterfly valves
element loaded
Prior art date
Application number
IT8125911A
Other languages
English (en)
Other versions
IT1140419B (it
Inventor
Yarom Ben-Ur
Original Assignee
Masoneilan Int Inc
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 Masoneilan Int Inc filed Critical Masoneilan Int Inc
Publication of IT8125911A0 publication Critical patent/IT8125911A0/it
Application granted granted Critical
Publication of IT1140419B publication Critical patent/IT1140419B/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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
    • F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
    • F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
    • F16K1/226—Shaping or arrangements of the sealing
    • F16K1/228—Movable sealing bodies
    • F16K1/2285—Movable sealing bodies the movement being caused by the flowing medium

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lift Valve (AREA)
IT25911/81A 1980-12-31 1981-12-30 Elemento di tenuta caricato dalla pressione di un fluido,per valvole a farfalla IT1140419B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/221,847 US4378104A (en) 1980-12-31 1980-12-31 Fluid-pressure-loaded seal for butterfly valves

Publications (2)

Publication Number Publication Date
IT8125911A0 true IT8125911A0 (it) 1981-12-30
IT1140419B IT1140419B (it) 1986-09-24

Family

ID=22829654

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25911/81A IT1140419B (it) 1980-12-31 1981-12-30 Elemento di tenuta caricato dalla pressione di un fluido,per valvole a farfalla

Country Status (10)

Country Link
US (1) US4378104A (it)
JP (1) JPS57134072A (it)
AU (1) AU7874581A (it)
BR (1) BR8108423A (it)
CA (1) CA1176225A (it)
DE (1) DE3151787A1 (it)
ES (2) ES274382Y (it)
FR (1) FR2497317A1 (it)
GB (1) GB2090380A (it)
IT (1) IT1140419B (it)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE445382B (sv) * 1984-09-27 1986-06-16 Somas Ventiler Tetningsanordning vid spjellventiler
CA1276000C (en) * 1985-06-24 1990-11-06 William R. Hayes Seal for high performance butterfly valve
FR2606484B1 (fr) * 1986-11-12 1989-03-24 Coyard Expl Ets E R Vanne papillon
FR2609140B1 (fr) * 1986-12-30 1989-04-21 Coyard Expl Ets E R Robinet a boisseau spherique
US4836499A (en) * 1987-09-14 1989-06-06 Dynamic Air Inc. Butterfly valves
US6142173A (en) * 1996-07-30 2000-11-07 Spears Manufacturing Company High purity corrosion resistant butterfly valve
IT1294045B1 (it) * 1997-04-11 1999-03-15 Bruno Tubaro Valvola a farfalla.
JP2000250635A (ja) 1999-02-26 2000-09-14 Smc Corp レギュレーター
DE10204787A1 (de) * 2002-02-06 2003-08-21 Pierburg Gmbh Klappenventil für Brennstoffaggregate
US6793197B2 (en) * 2003-01-30 2004-09-21 Fisher Controls International, Inc. Butterfly valve
US6988708B2 (en) * 2003-10-06 2006-01-24 Dresser, Inc. Low torque ball valve seat
US7726339B2 (en) * 2006-01-14 2010-06-01 Dresser, Inc. Seal cartridge control valve
US7984892B2 (en) * 2006-02-21 2011-07-26 Ge Aviation Systems, Llc Low friction butterfly ring
US7651071B1 (en) * 2008-09-16 2010-01-26 Honeywell International Inc. Valve assembly having a flat beam spring-energized seal mechanism
US10428955B2 (en) * 2012-06-25 2019-10-01 Hamilton Sundstrand Corporation Contamination resistant butterfly valve
WO2014176262A1 (en) * 2013-04-22 2014-10-30 Dezurik, Inc. Orbital seat in a butterfly valve
US9927034B2 (en) * 2015-08-25 2018-03-27 Mueller International, Llc Valve seat stiffener
US9897214B2 (en) * 2015-11-04 2018-02-20 Honeywell International Inc. Off-set and sine-wave shaped butterfly plate to reduce aero-torque and reduce actuator size
JP6516710B2 (ja) * 2016-01-22 2019-05-22 株式会社栗本鐵工所 多重偏心形バタフライ弁
CN107654675A (zh) * 2017-10-31 2018-02-02 普雷沃流体控制科技（芜湖）有限公司 一种阀座为充气式的蝶阀
US11236830B2 (en) 2019-04-30 2022-02-01 Fisher Controls International Llc Seal glands for butterfly valves

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB867577A (en) * 1957-08-26 1961-05-10 Grove Valve & Regulator Co Improvements in or relating to fluid flow control valves
US2965354A (en) * 1957-08-26 1960-12-20 Grove Valve & Regulator Co Valve construction
US3095177A (en) * 1961-03-10 1963-06-25 Frank G Muller Valve assembly and seal forming means for the same
US3129920A (en) * 1961-07-31 1964-04-21 Crawford K Stillwagon Conduit connection and valve
DE1500181A1 (de) * 1965-05-25 1969-10-30 Guenter Glaser Dichtung fuer Absperrklappen
US3583668A (en) * 1969-08-14 1971-06-08 Neles Oy Tight shutoff butterfly valve assembly
SE383402B (sv) * 1973-10-15 1976-03-08 Saab Scania Ab Vridspjellventil
US3986699A (en) * 1974-07-02 1976-10-19 Posi-Seal International, Inc. Positive shut-off seal
CA1080684A (en) * 1977-03-15 1980-07-01 Kenneth C. Simmons Extended temperature range valve seal
US4130285A (en) * 1978-01-26 1978-12-19 Walworth Company Valve sealing device
US4195815A (en) * 1978-05-30 1980-04-01 Litton Industrial Products, Inc. Bidirectional valve for cryogenic fluids

Also Published As

Publication number Publication date
IT1140419B (it) 1986-09-24
US4378104A (en) 1983-03-29
ES272599Y (es) 1984-08-01
JPS57134072A (en) 1982-08-19
CA1176225A (en) 1984-10-16
DE3151787A1 (de) 1982-07-15
BR8108423A (pt) 1982-10-13
ES272599U (es) 1984-01-16
FR2497317A1 (fr) 1982-07-02
AU7874581A (en) 1982-07-08
ES274382Y (es) 1985-01-01
GB2090380A (en) 1982-07-07
ES274382U (es) 1984-06-16

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