IT1198122B - Rubinetto a sfera - Google Patents
Rubinetto a sferaInfo
- Publication number
- IT1198122B IT1198122B IT22392/86A IT2239286A IT1198122B IT 1198122 B IT1198122 B IT 1198122B IT 22392/86 A IT22392/86 A IT 22392/86A IT 2239286 A IT2239286 A IT 2239286A IT 1198122 B IT1198122 B IT 1198122B
- Authority
- IT
- Italy
- Prior art keywords
- ball valve
- ball
- 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
- F16K5/06—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 spherical surfaces; Packings therefor
- F16K5/0657—Particular coverings or materials
-
- 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
- F16K5/06—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 spherical surfaces; Packings therefor
- F16K5/0663—Packings
- F16K5/0673—Composite packings
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3603795 | 1986-02-07 |
Publications (3)
Publication Number | Publication Date |
---|---|
IT8622392A0 IT8622392A0 (it) | 1986-11-19 |
IT8622392A1 IT8622392A1 (it) | 1988-05-19 |
IT1198122B true IT1198122B (it) | 1988-12-21 |
Family
ID=6293587
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT22392/86A IT1198122B (it) | 1986-02-07 | 1986-11-19 | Rubinetto a sfera |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE1000013A6 (it) |
GB (1) | GB2186347B (it) |
GR (1) | GR862636B (it) |
IT (1) | IT1198122B (it) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT234887Y1 (it) * | 1994-05-19 | 2000-03-20 | Marco Vaiani | Rubinetto a sfera invernale e valvola a sfera per condotti |
CN107781557A (zh) * | 2017-12-22 | 2018-03-09 | 江西艾克实业有限公司 | 一种直接用球阀代替橡胶阀芯密封的快速接头 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB803169A (en) * | 1956-03-12 | 1958-10-22 | Neue Argus Gmbh | A stop cock with a drilled stopmember rotatable in the valve body |
GB1403712A (en) * | 1971-04-15 | 1975-08-28 | Serck Industries Ltd | Ball valve |
GB1356707A (en) * | 1972-01-21 | 1974-06-12 | Bailey Co Ltd Sir W H | Ball valve devices |
GB1515363A (en) * | 1976-02-20 | 1978-06-21 | Pegler Hattersley Ltd | Ball closure valves |
US4269391A (en) * | 1977-04-28 | 1981-05-26 | Nippon Petrochemicals Co., Ltd. | Valve sealing device and a valve |
GB2079899B (en) * | 1977-11-08 | 1982-11-10 | Winn Valves Charles Ltd | Butterfly valves |
US4280522A (en) * | 1980-04-14 | 1981-07-28 | Rockwell International Corporation | Fire seal for valves |
JPS59217062A (ja) * | 1983-04-15 | 1984-12-07 | リア・シ−グラ−,インコ−ポレイテツド | バルブ |
-
1986
- 1986-10-30 GR GR862636A patent/GR862636B/el unknown
- 1986-11-19 IT IT22392/86A patent/IT1198122B/it active
-
1987
- 1987-01-13 GB GB8700668A patent/GB2186347B/en not_active Expired
- 1987-02-03 BE BE8700078A patent/BE1000013A6/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
GB2186347A (en) | 1987-08-12 |
GR862636B (en) | 1987-03-10 |
GB8700668D0 (en) | 1987-02-18 |
IT8622392A1 (it) | 1988-05-19 |
BE1000013A6 (fr) | 1987-11-10 |
GB2186347B (en) | 1989-11-01 |
IT8622392A0 (it) | 1986-11-19 |
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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 |