FR2237099A1 - Pressure-equalizer valve for sanitary drains - has rubber hemispherical seal on upper internal end of side pipe - Google Patents
Pressure-equalizer valve for sanitary drains - has rubber hemispherical seal on upper internal end of side pipeInfo
- Publication number
- FR2237099A1 FR2237099A1 FR7423944A FR7423944A FR2237099A1 FR 2237099 A1 FR2237099 A1 FR 2237099A1 FR 7423944 A FR7423944 A FR 7423944A FR 7423944 A FR7423944 A FR 7423944A FR 2237099 A1 FR2237099 A1 FR 2237099A1
- Authority
- FR
- France
- Prior art keywords
- valve
- air
- pressure
- side pipe
- equalizer valve
- 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
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/08—Ventilation of sewers
-
- 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
- F16K15/04—Check valves with guided rigid valve members shaped as balls
-
- 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
- F16K24/00—Devices, e.g. valves, for venting or aerating enclosures
- F16K24/06—Devices, e.g. valves, for venting or aerating enclosures for aerating only
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Sink And Installation For Waste Water (AREA)
- Thermal Insulation (AREA)
- Air-Flow Control Members (AREA)
- Tents Or Canopies (AREA)
- Check Valves (AREA)
- Safety Valves (AREA)
- Self-Closing Valves And Venting Or Aerating Valves (AREA)
- Non-Flushing Toilets (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7309789A SE7309789L (sv) | 1973-07-12 | 1973-07-12 | Automatisk avluftningsventil for luftledningssystem. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2237099A1 true FR2237099A1 (en) | 1975-02-07 |
FR2237099B3 FR2237099B3 (fr) | 1977-05-06 |
Family
ID=20318046
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7423944A Granted FR2237099A1 (en) | 1973-07-12 | 1974-07-10 | Pressure-equalizer valve for sanitary drains - has rubber hemispherical seal on upper internal end of side pipe |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS5069834A (fr) |
DE (1) | DE2433172A1 (fr) |
DK (1) | DK143038C (fr) |
ES (1) | ES204547Y (fr) |
FI (1) | FI56428C (fr) |
FR (1) | FR2237099A1 (fr) |
NO (1) | NO742516L (fr) |
SE (1) | SE7309789L (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0100657A1 (fr) * | 1982-07-29 | 1984-02-15 | Kentsub Limited | Soupape d'admission d'air |
EP0440834A1 (fr) * | 1990-02-05 | 1991-08-14 | Alfons Knoche | Dispositif de ventilation pour une canalisation sanitaire |
DE29621447U1 (de) * | 1996-12-10 | 1997-02-13 | Liebherr-Mischtechnik Gmbh, 88427 Bad Schussenried | Druckausgleichsvorrichtung, vorzugsweise für Bindemittelsilos |
-
1973
- 1973-07-12 SE SE7309789A patent/SE7309789L/ unknown
-
1974
- 1974-07-09 FI FI2109/74A patent/FI56428C/fi active
- 1974-07-10 FR FR7423944A patent/FR2237099A1/fr active Granted
- 1974-07-10 ES ES1974204547U patent/ES204547Y/es not_active Expired
- 1974-07-10 NO NO742516A patent/NO742516L/no unknown
- 1974-07-10 DE DE2433172A patent/DE2433172A1/de active Pending
- 1974-07-12 DK DK375874A patent/DK143038C/da active
- 1974-07-12 JP JP49079255A patent/JPS5069834A/ja active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0100657A1 (fr) * | 1982-07-29 | 1984-02-15 | Kentsub Limited | Soupape d'admission d'air |
EP0440834A1 (fr) * | 1990-02-05 | 1991-08-14 | Alfons Knoche | Dispositif de ventilation pour une canalisation sanitaire |
DE29621447U1 (de) * | 1996-12-10 | 1997-02-13 | Liebherr-Mischtechnik Gmbh, 88427 Bad Schussenried | Druckausgleichsvorrichtung, vorzugsweise für Bindemittelsilos |
Also Published As
Publication number | Publication date |
---|---|
JPS5069834A (fr) | 1975-06-10 |
FR2237099B3 (fr) | 1977-05-06 |
FI56428B (fi) | 1979-09-28 |
ES204547Y (es) | 1976-05-01 |
NO742516L (fr) | 1975-02-10 |
DK143038C (da) | 1981-10-26 |
DE2433172A1 (de) | 1975-01-30 |
FI56428C (fi) | 1980-01-10 |
SE7309789L (sv) | 1975-01-13 |
FI210974A (fr) | 1975-01-13 |
ES204547U (es) | 1976-01-16 |
DK143038B (da) | 1981-03-16 |
DK375874A (fr) | 1975-02-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse | ||
AR | Application made for restoration | ||
DE | Withdrawal due to an action of restoration |