IT1229956B - Meccanismo di tenuta per valvola a farfalla con guarnizione di tenuta a contatto premente efficace nelle direzioni di afflusso e di deflusso. - Google Patents

Meccanismo di tenuta per valvola a farfalla con guarnizione di tenuta a contatto premente efficace nelle direzioni di afflusso e di deflusso.

Info

Publication number
IT1229956B
IT1229956B IT8822632A IT2263288A IT1229956B IT 1229956 B IT1229956 B IT 1229956B IT 8822632 A IT8822632 A IT 8822632A IT 2263288 A IT2263288 A IT 2263288A IT 1229956 B IT1229956 B IT 1229956B
Authority
IT
Italy
Prior art keywords
deflow
inflation
directions
butterfly valve
previously effective
Prior art date
Application number
IT8822632A
Other languages
English (en)
Other versions
IT8822632A0 (it
Inventor
Akira Oshima
Original Assignee
Akira Oshima
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 Akira Oshima filed Critical Akira Oshima
Publication of IT8822632A0 publication Critical patent/IT8822632A0/it
Application granted granted Critical
Publication of IT1229956B publication Critical patent/IT1229956B/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
    • F16K1/2261—Shaping or arrangements of the sealing the sealing being arranged on the valve member

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lift Valve (AREA)
IT8822632A 1988-01-21 1988-11-16 Meccanismo di tenuta per valvola a farfalla con guarnizione di tenuta a contatto premente efficace nelle direzioni di afflusso e di deflusso. IT1229956B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63012195A JPH01188772A (ja) 1988-01-21 1988-01-21 バタフライ弁の正逆両圧シール装置

Publications (2)

Publication Number Publication Date
IT8822632A0 IT8822632A0 (it) 1988-11-16
IT1229956B true IT1229956B (it) 1991-09-17

Family

ID=11798622

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8822632A IT1229956B (it) 1988-01-21 1988-11-16 Meccanismo di tenuta per valvola a farfalla con guarnizione di tenuta a contatto premente efficace nelle direzioni di afflusso e di deflusso.

Country Status (6)

Country Link
US (1) US4872642A (it)
JP (1) JPH01188772A (it)
DE (1) DE3844316C2 (it)
FR (1) FR2626341B1 (it)
GB (1) GB2214613B (it)
IT (1) IT1229956B (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0750608Y2 (ja) * 1990-06-06 1995-11-15 株式会社清水鐵工所 バタフライバルブ
GB2261932B (en) * 1991-11-27 1995-09-06 Rolls Royce Plc Seal
US6116264A (en) * 1997-09-05 2000-09-12 Bachmann Industries Dual damper diverter
US6739579B1 (en) * 1999-12-29 2004-05-25 Visteon Global Technologies, Inc. Exhaust valve for combustion engines
WO2001050047A1 (en) * 1999-12-29 2001-07-12 Ford Motor Company Exhaust valve for combustion engines
DE10251384A1 (de) * 2002-11-01 2004-05-13 Siemens Ag Ventil
DE102005031899B4 (de) * 2005-07-07 2009-07-09 Siemens Ag Klappeneinrichtung für Ansaugrohre und dessen Herstellung
JP4665653B2 (ja) * 2005-08-05 2011-04-06 株式会社デンソー 流量制御弁
US7984892B2 (en) 2006-02-21 2011-07-26 Ge Aviation Systems, Llc Low friction butterfly ring
US20100006788A1 (en) * 2008-07-09 2010-01-14 Honeywell International Inc. Valve assembly having magnetically-energized seal mechanism
US7651071B1 (en) * 2008-09-16 2010-01-26 Honeywell International Inc. Valve assembly having a flat beam spring-energized seal mechanism
WO2011056559A1 (en) * 2009-10-26 2011-05-12 Pacbrake Company Exhaust brake valve assembly
DE102010054882A1 (de) * 2010-12-17 2012-06-21 Continental Automotive Gmbh Ventil mit einer einen Gasstrom regelnden Klappe
JP5605967B1 (ja) * 2013-12-18 2014-10-15 株式会社日本自動調節器製作所 偏心型バタフライ弁
TWI555934B (zh) * 2014-12-16 2016-11-01 進典工業股份有限公司 偏心閥及其製作方法
GB2535751A (en) * 2015-02-26 2016-08-31 Rolls Royce Plc Angled butterfly valve
US10584796B2 (en) * 2016-08-02 2020-03-10 GE AViation systems, ILC Seal, assembly, and retention method
JP2018096430A (ja) * 2016-12-12 2018-06-21 大豊工業株式会社 バルブ装置
US10234039B2 (en) * 2017-05-18 2019-03-19 Dresser, Llc Arranging butterfly valves for positive sealing of a valve assembly

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2398940A1 (fr) * 1977-07-26 1979-02-23 Amri Double joint torique flexible
US3053543A (en) * 1960-12-12 1962-09-11 Gen Electric Sealing means
US3282558A (en) * 1962-09-08 1966-11-01 Swain Frank Edward Annular sealing means
US3399863A (en) * 1965-07-13 1968-09-03 Pratt Co Henry Skewed axis butterfly valve for high-pressure service
US3556475A (en) * 1968-05-22 1971-01-19 Borg Warner Shutoff valve
US3578287A (en) * 1968-11-05 1971-05-11 Vapor Corp Butterfly valve
US3642248A (en) * 1969-05-07 1972-02-15 Allen & Co Fof Proprietary Fun Sealing mechanism
US4005848A (en) * 1975-02-11 1977-02-01 Fisher Controls Company, Inc. Bidirectional pressure-assisted valve seal
DE2828238C2 (de) * 1978-06-28 1982-12-16 Bopp & Reuther Gmbh, 6800 Mannheim Dichteinrichtung
JPS55100472A (en) * 1979-01-26 1980-07-31 Tokyo Kousou Kk Sealing apparatus of valve
US4284264A (en) * 1980-01-17 1981-08-18 Aktiebolaget Somas Ventiler Butterfly valves
GB2071820B (en) * 1980-03-18 1983-07-06 Crane Co Seal assembly
FR2496217A1 (fr) * 1980-12-12 1982-06-18 Realisations Meca Ste Meusienn Dispositif d'etancheite pour vanne
US4744572A (en) * 1983-07-13 1988-05-17 Posi-Seal International, Inc. All-metal, valve sealing mechanism
FR2566871B1 (fr) * 1984-06-27 1986-12-19 Pont A Mousson Joint d'etancheite pour vanne a obturateur rotatif et son procede de fabrication
FR2566870B1 (fr) * 1984-06-28 1986-11-28 Amri Dispositif d'etancheite destine a assurer l'etancheite amont/aval d'un obturateur
FR2581728B1 (fr) * 1985-05-10 1987-07-31 Munzing Sa Dispositif annulaire d'etancheite, notamment pour des vannes et robinets
SE456112C (sv) * 1987-01-02 1996-04-29 Somas Ventiler Vridspjällsventil
JPS646564A (en) * 1987-06-29 1989-01-11 Akira Oshima Sealing device for butterfly valve

Also Published As

Publication number Publication date
US4872642A (en) 1989-10-10
FR2626341A1 (fr) 1989-07-28
JPH01188772A (ja) 1989-07-28
JPH0445709B2 (it) 1992-07-27
FR2626341B1 (fr) 1992-06-19
GB2214613B (en) 1992-09-09
GB2214613A (en) 1989-09-06
GB8821406D0 (en) 1988-10-12
IT8822632A0 (it) 1988-11-16
DE3844316A1 (de) 1989-08-03
DE3844316C2 (de) 1994-05-26

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19941130