ITMI921274A1 - Valvola a farfalla di strozzamento di facile manutenzione - Google Patents
Valvola a farfalla di strozzamento di facile manutenzioneInfo
- Publication number
- ITMI921274A1 ITMI921274A1 IT001274A ITMI921274A ITMI921274A1 IT MI921274 A1 ITMI921274 A1 IT MI921274A1 IT 001274 A IT001274 A IT 001274A IT MI921274 A ITMI921274 A IT MI921274A IT MI921274 A1 ITMI921274 A1 IT MI921274A1
- Authority
- IT
- Italy
- Prior art keywords
- butterfly valve
- easy maintenance
- choke butterfly
- choke
- maintenance
- Prior art date
Links
- 238000012423 maintenance 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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0209—Check valves or pivoted valves
- F16K27/0218—Butterfly valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
- Valve Housings (AREA)
- Means For Warming Up And Starting Carburetors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1705/91A CH683025A5 (de) | 1991-06-07 | 1991-06-07 | Wartungsfreundliche Drosselklappenarmatur. |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| ITMI921274A0 ITMI921274A0 (it) | 1992-05-25 |
| ITMI921274A1 true ITMI921274A1 (it) | 1993-11-25 |
| IT1255773B IT1255773B (it) | 1995-11-15 |
Family
ID=4216677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ITMI921274A IT1255773B (it) | 1991-06-07 | 1992-05-25 | Valvola a farfalla di strozzamento di facile manutenzione |
Country Status (3)
| Country | Link |
|---|---|
| CH (1) | CH683025A5 (it) |
| DE (1) | DE4217448C2 (it) |
| IT (1) | IT1255773B (it) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5236003A (en) * | 1993-01-19 | 1993-08-17 | Helmut Habicht | Modular butterfly valve |
| IT1294045B1 (it) * | 1997-04-11 | 1999-03-15 | Bruno Tubaro | Valvola a farfalla. |
| ITTO980018A1 (it) * | 1998-01-12 | 1999-07-12 | Rizzio Valvole S P A | Valvola d'intercettazione e regolazione per fluidi con otturatore a farfalla. |
| ITMO20070083A1 (it) * | 2007-03-14 | 2008-09-15 | Wam Spa | Valvola a farfalla per impianti per materiali granulari e/o in polvere. |
| CH699959A2 (de) * | 2008-11-27 | 2010-05-31 | Mueller Gmbh | Drosselklappenarmatur. |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4148458A (en) * | 1977-06-13 | 1979-04-10 | Fisher Controls Company | Tight shutoff butterfly valve |
| DE2966555D1 (en) * | 1978-10-19 | 1984-02-23 | Gen Signal Corp | Butterfly valve |
-
1991
- 1991-06-07 CH CH1705/91A patent/CH683025A5/de not_active IP Right Cessation
-
1992
- 1992-05-25 IT ITMI921274A patent/IT1255773B/it active IP Right Grant
- 1992-05-26 DE DE4217448A patent/DE4217448C2/de not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CH683025A5 (de) | 1993-12-31 |
| DE4217448A1 (de) | 1992-12-10 |
| DE4217448C2 (de) | 2001-09-13 |
| ITMI921274A0 (it) | 1992-05-25 |
| IT1255773B (it) | 1995-11-15 |
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| KR930011351U (ko) | 더블 버터플라이 밸브 | |
| IT228689Y1 (it) | Valvola a farfalla perfezionata | |
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| KR930018360U (ko) | 더블 버터플라이밸브 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 0001 | Granted | ||
| TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970528 |