IT1055635B - Valvola a farfalla per condutture di fluidi - Google Patents
Valvola a farfalla per condutture di fluidiInfo
- Publication number
- IT1055635B IT1055635B IT69568/75A IT6956875A IT1055635B IT 1055635 B IT1055635 B IT 1055635B IT 69568/75 A IT69568/75 A IT 69568/75A IT 6956875 A IT6956875 A IT 6956875A IT 1055635 B IT1055635 B IT 1055635B
- Authority
- IT
- Italy
- Prior art keywords
- butterfly valve
- fluid conduct
- conduct
- fluid
- butterfly
- Prior art date
Links
- 239000012530 fluid Substances 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
- F16K39/00—Devices for relieving the pressure on the sealing faces
- F16K39/02—Devices for relieving the pressure on the sealing faces for lift valves
- F16K39/028—Devices for relieving the pressure on the sealing faces for lift valves with pivoted closure members, e.g. butterfly valves
-
- 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
-
- 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
- F16K25/00—Details relating to contact between valve members and seats
- F16K25/02—Arrangements using fluid issuing from valve members or seats
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
- Sliding Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7435183A FR2288259A1 (fr) | 1974-10-18 | 1974-10-18 | Vanne papillon |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1055635B true IT1055635B (it) | 1982-01-11 |
Family
ID=9144282
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT69568/75A IT1055635B (it) | 1974-10-18 | 1975-10-15 | Valvola a farfalla per condutture di fluidi |
Country Status (8)
Country | Link |
---|---|
US (1) | US4063709A (it) |
BE (1) | BE834640A (it) |
CA (1) | CA1029708A (it) |
DE (1) | DE2546399A1 (it) |
ES (1) | ES441870A1 (it) |
FR (1) | FR2288259A1 (it) |
GB (1) | GB1515750A (it) |
IT (1) | IT1055635B (it) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4192484A (en) * | 1978-11-13 | 1980-03-11 | Domer Scaramucci | High pressure disc valve |
FR2621377B1 (fr) * | 1987-10-02 | 1989-12-01 | Abg Semca | Segment d'etancheite pour vanne a papillon |
US6206376B1 (en) | 1998-12-08 | 2001-03-27 | Thomas A. Hartman | Apparatus and method of sealing a valve against increasing fluid pressure |
US6494466B1 (en) | 2000-04-20 | 2002-12-17 | Thomas A. Hartman | Valve seal construction with non-congruent side serrations |
US6439255B1 (en) * | 2000-11-17 | 2002-08-27 | Mks Instruments, Inc. | Valve flapper with dynamic circumference seal |
US7225825B1 (en) | 2005-12-15 | 2007-06-05 | Hartman Brian T | Valve seal and method of installing a valve seal |
US7887025B2 (en) * | 2007-12-06 | 2011-02-15 | Hartman Thomas A | Ball valve housing seat and method of securing the same to a ball valve |
US8727312B2 (en) * | 2011-04-21 | 2014-05-20 | Hamilton Sundstrand Corporation | Butterfly valve |
CN103883740B (zh) * | 2012-12-21 | 2017-12-12 | 费希尔调压器(上海)有限公司 | 用于流体流动控制装置的具有支路孔的阀盘组件 |
US8955541B2 (en) * | 2012-12-21 | 2015-02-17 | Fisher Regulators (Shanghai) Co., Ltd. | Disc assembly with branch hole for fluid flow control device |
US9133960B2 (en) * | 2013-01-29 | 2015-09-15 | Mks Instruments, Inc. | Fluid control valves |
WO2022109318A1 (en) * | 2020-11-20 | 2022-05-27 | Bray International, Inc. | Butterfly valve seat and valve seat cavity |
CN113154060B (zh) * | 2021-04-23 | 2022-05-03 | 博纳斯威阀门股份有限公司 | 一种补偿式密封的蝶阀 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2863630A (en) * | 1957-05-06 | 1958-12-09 | Idaho Maryland Mines Corp | Valve construction |
US2982305A (en) * | 1958-07-30 | 1961-05-02 | Grove Valve & Regulator Co | Valve construction |
US3216695A (en) * | 1961-12-11 | 1965-11-09 | A P Smith Mfg Company | Fluid pressure responsive rubber seated butterfly valve |
US3409269A (en) * | 1966-06-21 | 1968-11-05 | Pratt Co Henry | Pressure actuated resilient seals for valves |
US3612483A (en) * | 1968-04-12 | 1971-10-12 | Rockwell Mfg Co | Valves with deformable sealing |
US3834663A (en) * | 1971-12-09 | 1974-09-10 | Jamesbury Corp | Metal seat butterfly valve |
-
1974
- 1974-10-18 FR FR7435183A patent/FR2288259A1/fr active Granted
-
1975
- 1975-09-30 GB GB39878/75A patent/GB1515750A/en not_active Expired
- 1975-10-02 US US05/619,123 patent/US4063709A/en not_active Expired - Lifetime
- 1975-10-06 CA CA237,147A patent/CA1029708A/en not_active Expired
- 1975-10-15 IT IT69568/75A patent/IT1055635B/it active
- 1975-10-16 DE DE19752546399 patent/DE2546399A1/de active Pending
- 1975-10-17 ES ES441870A patent/ES441870A1/es not_active Expired
- 1975-10-17 BE BE161052A patent/BE834640A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
BE834640A (fr) | 1976-04-20 |
ES441870A1 (es) | 1977-06-16 |
CA1029708A (en) | 1978-04-18 |
FR2288259A1 (fr) | 1976-05-14 |
DE2546399A1 (de) | 1976-04-22 |
FR2288259B1 (it) | 1979-07-27 |
GB1515750A (en) | 1978-06-28 |
US4063709A (en) | 1977-12-20 |
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