DE3739303A1 - Rueckstauverschluss - Google Patents
RueckstauverschlussInfo
- Publication number
- DE3739303A1 DE3739303A1 DE19873739303 DE3739303A DE3739303A1 DE 3739303 A1 DE3739303 A1 DE 3739303A1 DE 19873739303 DE19873739303 DE 19873739303 DE 3739303 A DE3739303 A DE 3739303A DE 3739303 A1 DE3739303 A1 DE 3739303A1
- Authority
- DE
- Germany
- Prior art keywords
- sealing
- backflow
- stop according
- sealing body
- pressure
- 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.)
- Granted
Links
- 238000007789 sealing Methods 0.000 claims abstract description 158
- 210000003608 fece Anatomy 0.000 claims abstract description 5
- 238000004140 cleaning Methods 0.000 claims description 11
- 239000004033 plastic Substances 0.000 claims description 4
- 230000002787 reinforcement Effects 0.000 claims description 4
- 239000002351 wastewater Substances 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 3
- 239000011324 bead Substances 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 230000002550 fecal effect Effects 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000000630 rising effect Effects 0.000 claims 1
- 239000000356 contaminant Substances 0.000 abstract description 5
- 239000007787 solid Substances 0.000 abstract description 5
- 239000010865 sewage Substances 0.000 abstract description 3
- 239000004753 textile Substances 0.000 abstract description 3
- 230000003014 reinforcing effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 10
- 239000012535 impurity Substances 0.000 description 9
- 238000011109 contamination Methods 0.000 description 8
- 230000008901 benefit Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 208000031872 Body Remains Diseases 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 239000012858 resilient material Substances 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 230000009747 swallowing Effects 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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)
- Check Valves (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19873739303 DE3739303A1 (de) | 1987-11-20 | 1987-11-20 | Rueckstauverschluss |
| AT216588A AT396606B (de) | 1987-11-20 | 1988-09-02 | Rückstauverschluss |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19873739303 DE3739303A1 (de) | 1987-11-20 | 1987-11-20 | Rueckstauverschluss |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3739303A1 true DE3739303A1 (de) | 1989-06-08 |
| DE3739303C2 DE3739303C2 (enExample) | 1993-06-24 |
Family
ID=6340856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19873739303 Granted DE3739303A1 (de) | 1987-11-20 | 1987-11-20 | Rueckstauverschluss |
Country Status (2)
| Country | Link |
|---|---|
| AT (1) | AT396606B (enExample) |
| DE (1) | DE3739303A1 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2177679A1 (de) * | 2008-10-14 | 2010-04-21 | Kessel GmbH | Rückstauverschluss |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE7831439U1 (de) * | 1978-10-21 | 1979-02-01 | Buderus Ag, 6300 Lahn-Wetzlar | Dreifacher rueckstauverschluss fuer entwaesserungsleitungen |
| DE7931895U1 (de) * | 1979-11-12 | 1980-02-14 | Buderus Ag, 6330 Wetzlar | Selbsttaetiger rueckstauverschluss |
| DE3400715A1 (de) * | 1984-01-11 | 1985-07-18 | Passavant-Werke AG & Co KG, 6209 Aarbergen | Bodenablauf mit rueckstauverschluss |
| DE3509779A1 (de) * | 1985-03-19 | 1986-10-02 | Bernhard 8071 Lenting Kessel | Rueckstauverschluss |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3603804A1 (de) * | 1986-02-07 | 1987-08-20 | Dallmer Gmbh & Co | Rueckschlagklappe mit achse fuer abwasserrohre |
-
1987
- 1987-11-20 DE DE19873739303 patent/DE3739303A1/de active Granted
-
1988
- 1988-09-02 AT AT216588A patent/AT396606B/de not_active IP Right Cessation
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE7831439U1 (de) * | 1978-10-21 | 1979-02-01 | Buderus Ag, 6300 Lahn-Wetzlar | Dreifacher rueckstauverschluss fuer entwaesserungsleitungen |
| DE7931895U1 (de) * | 1979-11-12 | 1980-02-14 | Buderus Ag, 6330 Wetzlar | Selbsttaetiger rueckstauverschluss |
| DE3400715A1 (de) * | 1984-01-11 | 1985-07-18 | Passavant-Werke AG & Co KG, 6209 Aarbergen | Bodenablauf mit rueckstauverschluss |
| DE3509779A1 (de) * | 1985-03-19 | 1986-10-02 | Bernhard 8071 Lenting Kessel | Rueckstauverschluss |
Non-Patent Citations (1)
| Title |
|---|
| Industriereport `84, Sonderbeilage der DE-Z.: "Wasserwirtschaft", S. 34, Prospekt der Fa. "Passavant", 6209 Aarbergen, "Quatrix", 1976 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2177679A1 (de) * | 2008-10-14 | 2010-04-21 | Kessel GmbH | Rückstauverschluss |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3739303C2 (enExample) | 1993-06-24 |
| ATA216588A (de) | 1993-02-15 |
| AT396606B (de) | 1993-10-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: KESSEL GMBH, 85101 LENTING, DE |
|
| 8381 | Inventor (new situation) |
Free format text: KESSEL, BERNHARD, 85101 LENTING, DE |