SE7909902L - Backventil - Google Patents
BackventilInfo
- Publication number
- SE7909902L SE7909902L SE7909902A SE7909902A SE7909902L SE 7909902 L SE7909902 L SE 7909902L SE 7909902 A SE7909902 A SE 7909902A SE 7909902 A SE7909902 A SE 7909902A SE 7909902 L SE7909902 L SE 7909902L
- Authority
- SE
- Sweden
- Prior art keywords
- valve
- flap
- flow
- reverse flow
- throughflow
- Prior art date
Links
- 238000007789 sealing Methods 0.000 abstract 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
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/03—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Check Valves (AREA)
- Lift Valve (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS810278A CS202848B1 (en) | 1978-12-07 | 1978-12-07 | Swing-check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE7909902L true SE7909902L (sv) | 1980-06-08 |
Family
ID=5431166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7909902A SE7909902L (sv) | 1978-12-07 | 1979-11-30 | Backventil |
Country Status (5)
| Country | Link |
|---|---|
| CA (1) | CA1128405A (cs) |
| CS (1) | CS202848B1 (cs) |
| DE (1) | DE2946992A1 (cs) |
| SE (1) | SE7909902L (cs) |
| SU (1) | SU954690A1 (cs) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3248262C2 (de) * | 1982-12-28 | 1987-02-12 | Bernhard 8071 Lenting Kessel | Rückschlagklappe mit Strömungsflossen zur Erzeugung einer Drehbewegung des Rückschlagklappenkörpers |
| LU90590B1 (en) * | 2000-05-30 | 2001-12-03 | Wurth Paul Sa | Gas-tight shut-off valve for a material charging or discharging lock |
| CN103075546A (zh) * | 2012-12-30 | 2013-05-01 | 张意 | 全自动左侧开保压卸荷安全阀 |
| CN103075548A (zh) * | 2012-12-30 | 2013-05-01 | 张意 | 全自动右侧开保压卸荷安全阀 |
-
1978
- 1978-12-07 CS CS810278A patent/CS202848B1/cs unknown
-
1979
- 1979-11-21 DE DE19792946992 patent/DE2946992A1/de not_active Withdrawn
- 1979-11-30 SE SE7909902A patent/SE7909902L/xx not_active Application Discontinuation
- 1979-12-05 SU SU797770959A patent/SU954690A1/ru active
- 1979-12-06 CA CA341,407A patent/CA1128405A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA1128405A (en) | 1982-07-27 |
| SU954690A1 (ru) | 1982-08-30 |
| DE2946992A1 (de) | 1980-06-19 |
| CS202848B1 (en) | 1981-02-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NAV | Patent application has lapsed |
Ref document number: 7909902-4 |