NL1003344A1 - Backflow blocker. - Google Patents
Backflow blocker.Info
- Publication number
- NL1003344A1 NL1003344A1 NL1003344A NL1003344A NL1003344A1 NL 1003344 A1 NL1003344 A1 NL 1003344A1 NL 1003344 A NL1003344 A NL 1003344A NL 1003344 A NL1003344 A NL 1003344A NL 1003344 A1 NL1003344 A1 NL 1003344A1
- Authority
- NL
- Netherlands
- Prior art keywords
- backflow blocker
- blocker
- backflow
- 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
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/06—Check valves with guided rigid valve members with guided stems
- F16K15/063—Check valves with guided rigid valve members with guided stems the valve being loaded by a spring
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Check Valves (AREA)
- Laser Beam Printer (AREA)
- Push-Button Switches (AREA)
- Lock And Its Accessories (AREA)
- Gasket Seals (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19521586A DE19521586C1 (en) | 1995-06-14 | 1995-06-14 | Backflow preventer in pipeline |
DE19521586 | 1995-06-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
NL1003344A1 true NL1003344A1 (en) | 1996-12-17 |
NL1003344C2 NL1003344C2 (en) | 1997-06-12 |
Family
ID=7764330
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL1003344A NL1003344C2 (en) | 1995-06-14 | 1996-06-14 | Backflow blocker. |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE19521586C1 (en) |
FR (1) | FR2735554B1 (en) |
IT (1) | IT1283098B1 (en) |
NL (1) | NL1003344C2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE202021103780U1 (en) | 2021-07-14 | 2022-10-17 | Neoperl Gmbh | backflow preventer |
DE102021118227A1 (en) | 2021-07-14 | 2023-01-19 | Neoperl Gmbh | backflow preventer |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2525799A (en) * | 1947-11-04 | 1950-10-17 | Marvin S Hecker | Oxygen check valve |
GB668325A (en) * | 1949-07-08 | 1952-03-12 | Merevale Engineering Company L | Improvements relating to non-return valves |
DE1948228U (en) * | 1963-09-06 | 1966-10-20 | Heinrich Braukmann | BACKFLOW PREVENTIONS FOR LIQUID OR GAS MEDIA. |
GB1254858A (en) * | 1968-12-27 | 1971-11-24 | Ratelband Johannes B | Valve or check valve |
-
1995
- 1995-06-14 DE DE19521586A patent/DE19521586C1/en not_active Expired - Fee Related
-
1996
- 1996-06-06 IT IT96MI001147A patent/IT1283098B1/en active IP Right Grant
- 1996-06-12 FR FR9607468A patent/FR2735554B1/en not_active Expired - Fee Related
- 1996-06-14 NL NL1003344A patent/NL1003344C2/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FR2735554A1 (en) | 1996-12-20 |
DE19521586C1 (en) | 1996-10-24 |
FR2735554B1 (en) | 1998-11-27 |
NL1003344C2 (en) | 1997-06-12 |
ITMI961147A0 (en) | 1996-06-06 |
IT1283098B1 (en) | 1998-04-07 |
ITMI961147A1 (en) | 1997-12-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AD1A | A request for search or an international type search has been filed | ||
PD2B | A search report has been drawn up | ||
VD1 | Lapsed due to non-payment of the annual fee |
Effective date: 20060101 |