IT8822632A0 - 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
- IT8822632A0 IT8822632A0 IT8822632A IT2263288A IT8822632A0 IT 8822632 A0 IT8822632 A0 IT 8822632A0 IT 8822632 A IT8822632 A IT 8822632A IT 2263288 A IT2263288 A IT 2263288A IT 8822632 A0 IT8822632 A0 IT 8822632A0
- Authority
- IT
- Italy
- Prior art keywords
- inflow
- pressure contact
- butterfly valve
- sealing
- effective
- Prior art date
Links
- 238000007789 sealing Methods 0.000 title 2
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)
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 true IT8822632A0 (it) | 1988-11-16 |
IT1229956B 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)
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)
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 |
-
1988
- 1988-01-21 JP JP63012195A patent/JPH01188772A/ja active Granted
- 1988-09-02 US US07/240,831 patent/US4872642A/en not_active Expired - Fee Related
- 1988-09-13 GB GB8821406A patent/GB2214613B/en not_active Expired - Lifetime
- 1988-11-16 IT IT8822632A patent/IT1229956B/it active
- 1988-12-30 DE DE3844316A patent/DE3844316C2/de not_active Expired - Fee Related
-
1989
- 1989-01-17 FR FR898900490A patent/FR2626341B1/fr not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
IT1229956B (it) | 1991-09-17 |
GB2214613B (en) | 1992-09-09 |
DE3844316A1 (de) | 1989-08-03 |
DE3844316C2 (de) | 1994-05-26 |
JPH0445709B2 (it) | 1992-07-27 |
GB8821406D0 (en) | 1988-10-12 |
JPH01188772A (ja) | 1989-07-28 |
FR2626341A1 (fr) | 1989-07-28 |
GB2214613A (en) | 1989-09-06 |
US4872642A (en) | 1989-10-10 |
FR2626341B1 (fr) | 1992-06-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19941130 |