IT7827012A0 - Tenuta di una valvola. - Google Patents
Tenuta di una valvola.Info
- Publication number
- IT7827012A0 IT7827012A0 IT7827012A IT2701278A IT7827012A0 IT 7827012 A0 IT7827012 A0 IT 7827012A0 IT 7827012 A IT7827012 A IT 7827012A IT 2701278 A IT2701278 A IT 2701278A IT 7827012 A0 IT7827012 A0 IT 7827012A0
- Authority
- IT
- Italy
- Prior art keywords
- seal
- valve
- Prior art date
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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/08—Details
- F16K5/22—Features relating to lubrication
- F16K5/222—Features relating to lubrication for plugs with conical surfaces
-
- 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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/02—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having conical surfaces; Packings therefor
- F16K5/0257—Packings
- F16K5/0285—Packings spindle sealing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Devices (AREA)
- Taps Or Cocks (AREA)
- Details Of Valves (AREA)
- Gasket Seals (AREA)
- Sealing Material Composition (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US82894777A | 1977-08-29 | 1977-08-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT7827012A0 true IT7827012A0 (it) | 1978-08-25 |
Family
ID=25253142
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT7827012A IT7827012A0 (it) | 1977-08-29 | 1978-08-25 | Tenuta di una valvola. |
Country Status (14)
Country | Link |
---|---|
JP (1) | JPS5447058A (it) |
AR (1) | AR219336A1 (it) |
AU (1) | AU526373B2 (it) |
BE (1) | BE870017A (it) |
BR (1) | BR7805586A (it) |
CA (1) | CA1092588A (it) |
DE (1) | DE2834336A1 (it) |
FR (1) | FR2402145A1 (it) |
GB (1) | GB2003583B (it) |
IT (1) | IT7827012A0 (it) |
MX (1) | MX147165A (it) |
NL (1) | NL7808853A (it) |
SE (1) | SE7809042L (it) |
ZA (1) | ZA784218B (it) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3039331A1 (de) * | 1979-10-31 | 1981-05-14 | Rockwell International Corp., 15219 Pittsburgh, Pa. | Ventilschaftbaugruppe |
JPS626565U (it) * | 1985-06-27 | 1987-01-16 | ||
US5129624A (en) * | 1990-11-15 | 1992-07-14 | M&Fc Holding Company, Inc. | Valve stem sealing means for prevention of fugitive emissions |
GB2466645A (en) * | 2008-12-31 | 2010-07-07 | Aeon Internat Ltd | Sealing device |
CN108999973B (zh) * | 2018-10-11 | 2024-08-20 | 浙江大工阀门驱动有限公司 | 一种螺纹连接机构的密封装置 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1642431A (en) * | 1924-08-04 | 1927-09-13 | Crane Packing Co | Manufacture of metallic packing |
US2251211A (en) * | 1939-11-15 | 1941-07-29 | Garlock Packing Co | Packing |
US2819919A (en) * | 1955-11-14 | 1958-01-14 | James Walker And Company Ltd | Metal packing for rotary and reciprocating shafts and the method of making the same |
US3575379A (en) * | 1969-08-01 | 1971-04-20 | Walworth Co | Encapsulated plug valve |
US3586289A (en) * | 1969-11-21 | 1971-06-22 | Hills Mccanna Co | Valve unit and stem packing assembly |
DE2526182C2 (de) * | 1975-06-12 | 1980-04-30 | Sigri Elektrographit Gmbh, 8901 Meitingen | Verfahren zum Herstellen eines Dichtungsrings |
US4034776A (en) * | 1975-10-24 | 1977-07-12 | Rockwell International Corporation | Balanced plug valve |
-
1978
- 1978-07-25 ZA ZA00784218A patent/ZA784218B/xx unknown
- 1978-07-26 AU AU38374/78A patent/AU526373B2/en not_active Expired
- 1978-07-28 CA CA308,323A patent/CA1092588A/en not_active Expired
- 1978-08-04 DE DE19782834336 patent/DE2834336A1/de not_active Ceased
- 1978-08-10 FR FR7823574A patent/FR2402145A1/fr active Granted
- 1978-08-18 AR AR273355A patent/AR219336A1/es active
- 1978-08-23 GB GB7834332A patent/GB2003583B/en not_active Expired
- 1978-08-25 IT IT7827012A patent/IT7827012A0/it unknown
- 1978-08-28 NL NL7808853A patent/NL7808853A/xx not_active Application Discontinuation
- 1978-08-28 BR BR7805586A patent/BR7805586A/pt unknown
- 1978-08-28 JP JP10479978A patent/JPS5447058A/ja active Pending
- 1978-08-28 SE SE7809042A patent/SE7809042L/xx unknown
- 1978-08-29 BE BE2057234A patent/BE870017A/xx not_active IP Right Cessation
- 1978-08-29 MX MX174687A patent/MX147165A/es unknown
Also Published As
Publication number | Publication date |
---|---|
CA1092588A (en) | 1980-12-30 |
BE870017A (nl) | 1978-12-18 |
AR219336A1 (es) | 1980-08-15 |
JPS5447058A (en) | 1979-04-13 |
DE2834336A1 (de) | 1979-03-08 |
SE7809042L (sv) | 1979-03-01 |
NL7808853A (nl) | 1979-03-02 |
AU526373B2 (en) | 1983-01-06 |
AU3837478A (en) | 1980-01-31 |
BR7805586A (pt) | 1979-04-17 |
GB2003583A (en) | 1979-03-14 |
GB2003583B (en) | 1982-02-17 |
ZA784218B (en) | 1979-07-25 |
FR2402145A1 (fr) | 1979-03-30 |
FR2402145B1 (it) | 1983-11-18 |
MX147165A (es) | 1982-10-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
NO781487L (no) | Ventilpakning. | |
IT7822591A0 (it) | Valvola di tenuta idraulica pilotata. | |
NL7808473A (nl) | Fluidumafsluiters. | |
AT379877B (de) | Elastische doppelringdichtung | |
NL7604061A (nl) | Klepafsluiter. | |
ES240742Y (es) | Una maguera. | |
NL7802560A (nl) | Klepafdichting. | |
NL7806695A (nl) | Afdichting. | |
IT7821284A0 (it) | Complesso di tenuta meccanica. | |
SE7812691L (sv) | Tetningsring | |
DK127678A (da) | Sammensat taetningsring | |
NO145592C (no) | Tetningshode. | |
NL7808855A (nl) | Afsluiter. | |
IT1097251B (it) | Valvola sensibile ad una pressione di tipo rifristinabile | |
NL7801197A (nl) | Afdichtconstructie. | |
IT7827012A0 (it) | Tenuta di una valvola. | |
NL171741C (nl) | Afsluiter. | |
IT7819266A0 (it) | Guarnizione di tenuta meccanica. | |
IT7821279A0 (it) | Valvola di regolazione. | |
NL7801843A (nl) | Afdichtelement. | |
NL7809865A (nl) | Afdichtingselement. | |
NL184233C (nl) | Hydraulische afdichting. | |
IT1087397B (it) | Guarnizione di tenuta a manicotto | |
PL202043A1 (pl) | Uszczelnienie trzpienia zaworu | |
ES227678Y (es) | Capsula precinto. |