IT7926832A0 - Anello di guarnizione a forma di u, coadiuvato nella pressione ed ermetizzante per valvole di intercettazione supportate in modo girevole. - Google Patents
Anello di guarnizione a forma di u, coadiuvato nella pressione ed ermetizzante per valvole di intercettazione supportate in modo girevole.Info
- Publication number
- IT7926832A0 IT7926832A0 IT7926832A IT2683279A IT7926832A0 IT 7926832 A0 IT7926832 A0 IT 7926832A0 IT 7926832 A IT7926832 A IT 7926832A IT 2683279 A IT2683279 A IT 2683279A IT 7926832 A0 IT7926832 A0 IT 7926832A0
- Authority
- IT
- Italy
- Prior art keywords
- assisting
- shut
- valves
- sealing
- pressure
- Prior art date
Links
- 238000007789 sealing Methods 0.000 title 1
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 |
---|---|---|---|
DE2846631A DE2846631C2 (de) | 1978-10-26 | 1978-10-26 | Dichtring |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7926832A0 true IT7926832A0 (it) | 1979-10-26 |
IT1124677B IT1124677B (it) | 1986-05-14 |
Family
ID=6053184
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT26832/79A IT1124677B (it) | 1978-10-26 | 1979-10-26 | Anello di guarnizione a forma di u,coadiuvato nella pressione ed ermetizzante per valvole di intercettazione supportate in modo girevole |
Country Status (7)
Country | Link |
---|---|
AT (1) | AT379667B (it) |
CH (1) | CH647056A5 (it) |
DE (1) | DE2846631C2 (it) |
FR (1) | FR2439917A1 (it) |
GB (1) | GB2034442B (it) |
IT (1) | IT1124677B (it) |
SE (1) | SE438723B (it) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2467338A1 (fr) * | 1979-10-11 | 1981-04-17 | Amri | Joint d'etancheite pour obturateur tel qu'un registre de ventilation |
DE3208906C2 (de) * | 1982-03-12 | 1987-04-16 | Hermann Rappold & Co GmbH, 5160 Düren | Absperr- oder Drosselarmatur für gasförmige Medien mit einer aus einem biegeelastischen Streifen aus Stahl gefertigten Dichtung |
GB2227072B (en) * | 1989-01-10 | 1992-12-23 | Charles Winn | Valves having a turnable closure member such as a butterfly valve |
JP5868779B2 (ja) * | 2012-05-22 | 2016-02-24 | 大豊工業株式会社 | バルブアセンブリ |
CN103486281B (zh) * | 2013-09-23 | 2016-08-10 | 开封瑞科阀门有限公司 | 预紧、浮动阀座双向全金属硬密封蝶阀 |
CN104896121A (zh) * | 2015-05-25 | 2015-09-09 | 蚌埠南自仪表有限公司 | 一种三偏心硬密封蝶阀的阀板与阀体密封配合结构 |
CN108895167A (zh) * | 2018-07-06 | 2018-11-27 | 添理仕流体控制(上海)有限公司 | 一种双偏心蝶阀 |
CN108612853A (zh) * | 2018-07-16 | 2018-10-02 | 浙江贝尔控制阀门有限公司 | 浮动式高性能蝶阀 |
CN114635980B (zh) * | 2022-01-24 | 2023-05-12 | 良工阀门集团有限公司 | 一种具有自动补偿密封功能的三偏心蝶阀 |
CN115560081A (zh) * | 2022-09-30 | 2023-01-03 | 杭州蓝帕流体控制设备有限公司 | 一种耐腐蚀效果好的新型蝶阀 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB197000A (en) * | 1922-02-02 | 1923-05-02 | John Beardsell Broadhead | An improvement in or relating to valves |
DE1147091B (de) * | 1954-03-06 | 1963-04-11 | Pietro Fiorentini | Drosselklappe fuer Druckfluessigkeitsleitungen |
US3260502A (en) * | 1958-04-14 | 1966-07-12 | Parker Hannifin Corp | Butterfly valve |
GB1051664A (en) * | 1963-03-28 | 1966-12-14 | David F Wiseman & Sons Limited | Improvements relating to butterfly valves |
DE2315696A1 (de) * | 1973-03-29 | 1974-10-03 | Adams Fa Geb | Klappenventil |
DE2440698A1 (de) * | 1973-08-27 | 1975-03-13 | Juha Antti Elia Nelimarkka | Dichtung fuer ein klappenventil |
US4037819A (en) * | 1976-03-03 | 1977-07-26 | Kamyr Valves Inc. | Butterfly valve having metal-to-metal sealing with conical angle-transported vane |
-
1978
- 1978-10-26 DE DE2846631A patent/DE2846631C2/de not_active Expired
-
1979
- 1979-09-26 SE SE7907973A patent/SE438723B/sv not_active IP Right Cessation
- 1979-10-05 FR FR7924828A patent/FR2439917A1/fr active Granted
- 1979-10-11 CH CH916279A patent/CH647056A5/de not_active IP Right Cessation
- 1979-10-16 AT AT0674579A patent/AT379667B/de not_active IP Right Cessation
- 1979-10-22 GB GB7936610A patent/GB2034442B/en not_active Expired
- 1979-10-26 IT IT26832/79A patent/IT1124677B/it active
Also Published As
Publication number | Publication date |
---|---|
DE2846631A1 (de) | 1980-04-30 |
SE438723B (sv) | 1985-04-29 |
IT1124677B (it) | 1986-05-14 |
SE7907973L (sv) | 1980-04-27 |
CH647056A5 (de) | 1984-12-28 |
ATA674579A (de) | 1985-06-15 |
GB2034442A (en) | 1980-06-04 |
FR2439917B1 (it) | 1985-03-01 |
FR2439917A1 (fr) | 1980-05-23 |
DE2846631C2 (de) | 1983-05-11 |
AT379667B (de) | 1986-02-10 |
GB2034442B (en) | 1983-03-30 |
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