EP1239091A3 - Non-return closure for sewer system ducts - Google Patents
Non-return closure for sewer system ducts Download PDFInfo
- Publication number
- EP1239091A3 EP1239091A3 EP02380051A EP02380051A EP1239091A3 EP 1239091 A3 EP1239091 A3 EP 1239091A3 EP 02380051 A EP02380051 A EP 02380051A EP 02380051 A EP02380051 A EP 02380051A EP 1239091 A3 EP1239091 A3 EP 1239091A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- sewer system
- system ducts
- return closure
- cover
- open base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
- E03F7/02—Shut-off devices
- E03F7/04—Valves for preventing return flow
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Sewage (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES200100504U ES1048507Y (en) | 2001-03-05 | 2001-03-05 | ANTI-RETURN CLOSURE FOR SEWER DUCTS. |
ES200100504U | 2001-03-05 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1239091A2 EP1239091A2 (en) | 2002-09-11 |
EP1239091A3 true EP1239091A3 (en) | 2002-11-20 |
Family
ID=8496962
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02380051A Withdrawn EP1239091A3 (en) | 2001-03-05 | 2002-03-05 | Non-return closure for sewer system ducts |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP1239091A3 (en) |
ES (1) | ES1048507Y (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005029505B4 (en) * | 2004-06-30 | 2007-04-19 | Werner Biller | Backflow flap for a channel in a sewer manhole |
KR101530824B1 (en) | 2014-07-14 | 2015-06-22 | 김성태 | Powerless apparatus for protecting reversion of sewage |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1327278A (en) * | 1919-05-28 | 1920-01-06 | Daniel F Holman | Appliance for the protection and preservation of drains and small sewers |
US1969427A (en) * | 1932-04-08 | 1934-08-07 | Louis J Sander | Dual back water valve |
US5113901A (en) * | 1991-09-09 | 1992-05-19 | Young Jack W | Sewer relief valve |
EP1035376A1 (en) * | 1999-03-10 | 2000-09-13 | Wolf GmbH | Check valve for use in a gas fired water heater |
-
2001
- 2001-03-05 ES ES200100504U patent/ES1048507Y/en not_active Expired - Fee Related
-
2002
- 2002-03-05 EP EP02380051A patent/EP1239091A3/en not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1327278A (en) * | 1919-05-28 | 1920-01-06 | Daniel F Holman | Appliance for the protection and preservation of drains and small sewers |
US1969427A (en) * | 1932-04-08 | 1934-08-07 | Louis J Sander | Dual back water valve |
US5113901A (en) * | 1991-09-09 | 1992-05-19 | Young Jack W | Sewer relief valve |
EP1035376A1 (en) * | 1999-03-10 | 2000-09-13 | Wolf GmbH | Check valve for use in a gas fired water heater |
Also Published As
Publication number | Publication date |
---|---|
ES1048507U (en) | 2001-09-01 |
ES1048507Y (en) | 2001-12-16 |
EP1239091A2 (en) | 2002-09-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR |
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AX | Request for extension of the european patent |
Free format text: AL;LT;LV;MK;RO;SI |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
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AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR |
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AX | Request for extension of the european patent |
Free format text: AL;LT;LV;MK;RO;SI |
|
AKX | Designation fees paid | ||
REG | Reference to a national code |
Ref country code: DE Ref legal event code: 8566 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20030521 |