IT7867713A0 - Guarnizione di valvola a farfalla per condutture di fluidi - Google Patents
Guarnizione di valvola a farfalla per condutture di fluidiInfo
- Publication number
- IT7867713A0 IT7867713A0 IT7867713A IT6771378A IT7867713A0 IT 7867713 A0 IT7867713 A0 IT 7867713A0 IT 7867713 A IT7867713 A IT 7867713A IT 6771378 A IT6771378 A IT 6771378A IT 7867713 A0 IT7867713 A0 IT 7867713A0
- Authority
- IT
- Italy
- Prior art keywords
- butterfly valve
- valve seal
- fluid pipelines
- pipelines
- fluid
- 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
- 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
- F16K1/2263—Shaping or arrangements of the sealing the sealing being arranged on the valve seat
- F16K1/2265—Shaping or arrangements of the sealing the sealing being arranged on the valve seat with a channel- or U-shaped seal covering a central body portion
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
- Valve Housings (AREA)
- Superconductors And Manufacturing Methods Therefor (AREA)
- Saccharide Compounds (AREA)
- Glass Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB13882/77A GB1576020A (en) | 1977-04-01 | 1977-04-01 | Butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT7867713A0 true IT7867713A0 (it) | 1978-03-31 |
Family
ID=10031072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT7867713A IT7867713A0 (it) | 1977-04-01 | 1978-03-31 | Guarnizione di valvola a farfalla per condutture di fluidi |
Country Status (16)
| Country | Link |
|---|---|
| JP (1) | JPS53122936A (it) |
| AU (1) | AU3465978A (it) |
| BE (1) | BE865494A (it) |
| BR (1) | BR7801942A (it) |
| CA (1) | CA1076092A (it) |
| DE (1) | DE2813135A1 (it) |
| DK (1) | DK144878A (it) |
| ES (1) | ES468373A1 (it) |
| FR (1) | FR2385959A1 (it) |
| GB (1) | GB1576020A (it) |
| IT (1) | IT7867713A0 (it) |
| LU (1) | LU79348A1 (it) |
| NL (1) | NL7803429A (it) |
| NO (1) | NO780919L (it) |
| SE (1) | SE7803597L (it) |
| ZA (1) | ZA781452B (it) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2821091C2 (de) * | 1978-05-13 | 1986-11-13 | Josef 6200 Wiesbaden Nemetz | Klappenabsperrventil |
| JPS5637758U (it) * | 1979-08-31 | 1981-04-10 | ||
| WO1984004794A1 (en) * | 1983-05-31 | 1984-12-06 | Richards & Co B C | A valve seal suitable for cryogenic service |
| CN111173621A (zh) * | 2020-01-17 | 2020-05-19 | 杰锋汽车动力系统股份有限公司 | 一种新能源汽车电子节气门结构 |
-
1977
- 1977-04-01 GB GB13882/77A patent/GB1576020A/en not_active Expired
-
1978
- 1978-03-13 ZA ZA00781452A patent/ZA781452B/xx unknown
- 1978-03-15 NO NO780919A patent/NO780919L/no unknown
- 1978-03-25 DE DE19782813135 patent/DE2813135A1/de not_active Withdrawn
- 1978-03-28 CA CA299,761A patent/CA1076092A/en not_active Expired
- 1978-03-30 BE BE186405A patent/BE865494A/xx unknown
- 1978-03-30 SE SE7803597A patent/SE7803597L/xx unknown
- 1978-03-30 BR BR7801942A patent/BR7801942A/pt unknown
- 1978-03-30 ES ES468373A patent/ES468373A1/es not_active Expired
- 1978-03-31 FR FR7809648A patent/FR2385959A1/fr active Granted
- 1978-03-31 LU LU79348A patent/LU79348A1/xx unknown
- 1978-03-31 JP JP3690878A patent/JPS53122936A/ja active Pending
- 1978-03-31 AU AU34659/78A patent/AU3465978A/en active Pending
- 1978-03-31 NL NL7803429A patent/NL7803429A/xx not_active Application Discontinuation
- 1978-03-31 DK DK144878A patent/DK144878A/da not_active IP Right Cessation
- 1978-03-31 IT IT7867713A patent/IT7867713A0/it unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE865494A (fr) | 1978-07-17 |
| LU79348A1 (fr) | 1978-07-13 |
| NL7803429A (nl) | 1978-10-03 |
| SE7803597L (sv) | 1978-10-02 |
| ZA781452B (en) | 1979-04-25 |
| GB1576020A (en) | 1980-10-01 |
| AU3465978A (en) | 1979-10-04 |
| FR2385959A1 (fr) | 1978-10-27 |
| FR2385959B3 (it) | 1980-12-19 |
| DK144878A (da) | 1978-10-02 |
| DE2813135A1 (de) | 1978-10-12 |
| NO780919L (no) | 1978-10-03 |
| CA1076092A (en) | 1980-04-22 |
| BR7801942A (pt) | 1978-11-21 |
| JPS53122936A (en) | 1978-10-26 |
| ES468373A1 (es) | 1978-12-01 |
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