AT372448B - Vorrichtung zum schutz von trinkwasserleitungen gegen rueckfliessendes brauchwasser - Google Patents
Vorrichtung zum schutz von trinkwasserleitungen gegen rueckfliessendes brauchwasserInfo
- Publication number
- AT372448B AT372448B AT198378A AT198378A AT372448B AT 372448 B AT372448 B AT 372448B AT 198378 A AT198378 A AT 198378A AT 198378 A AT198378 A AT 198378A AT 372448 B AT372448 B AT 372448B
- Authority
- AT
- Austria
- Prior art keywords
- hot water
- returning hot
- pipes against
- drinking water
- against returning
- Prior art date
Links
- IHPYMWDTONKSCO-UHFFFAOYSA-N 2,2'-piperazine-1,4-diylbisethanesulfonic acid Chemical compound OS(=O)(=O)CCN1CCN(CCS(O)(=O)=O)CC1 IHPYMWDTONKSCO-UHFFFAOYSA-N 0.000 title 1
- 239000007990 PIPES buffer Substances 0.000 title 1
- 239000003651 drinking water Substances 0.000 title 1
- 235000020188 drinking water Nutrition 0.000 title 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
- E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
- E03C1/02—Plumbing installations for fresh water
- E03C1/10—Devices for preventing contamination of drinking-water pipes, e.g. means for aerating self-closing flushing valves
- E03C1/104—Devices for preventing contamination of drinking-water pipes, e.g. means for aerating self-closing flushing valves using a single check valve
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
- E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
- E03C1/02—Plumbing installations for fresh water
- E03C1/10—Devices for preventing contamination of drinking-water pipes, e.g. means for aerating self-closing flushing valves
- E03C1/108—Devices for preventing contamination of drinking-water pipes, e.g. means for aerating self-closing flushing valves having an aerating valve
-
- 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
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/20—Excess-flow valves
- F16K17/22—Excess-flow valves actuated by the difference of pressure between two places in the flow line
- F16K17/32—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting on a servo-mechanism or on a catch-releasing mechanism
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/2496—Self-proportioning or correlating systems
- Y10T137/2544—Supply and exhaust type
- Y10T137/2557—Waste responsive to flow stoppage
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/2496—Self-proportioning or correlating systems
- Y10T137/2559—Self-controlled branched flow systems
- Y10T137/2574—Bypass or relief controlled by main line fluid condition
- Y10T137/2579—Flow rate responsive
- Y10T137/2589—Pilot valve operated
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/3149—Back flow prevention by vacuum breaking [e.g., anti-siphon devices]
- Y10T137/3185—Air vent in liquid flow line
- Y10T137/3294—Valved
- Y10T137/3331—With co-acting valve in liquid flow path
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7758—Pilot or servo controlled
- Y10T137/7761—Electrically actuated valve
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7758—Pilot or servo controlled
- Y10T137/7762—Fluid pressure type
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7781—With separate connected fluid reactor surface
- Y10T137/7783—Valve closes in responses to reverse flow
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Safety Valves (AREA)
- Devices For Dispensing Beverages (AREA)
- Domestic Plumbing Installations (AREA)
- Check Valves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772747941 DE2747941C2 (de) | 1977-10-26 | 1977-10-26 | Vorrichtung zum Schutz von Trinkwasserleitungen gegen rückfließendes Brauchwasser |
DE19782806310 DE2806310C2 (de) | 1978-02-15 | 1978-02-15 | Vorrichtung zum Schutz von Trinkwasserleitungen gegen rückfließendes Brauchwasser |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA198378A ATA198378A (de) | 1983-02-15 |
AT372448B true AT372448B (de) | 1983-10-10 |
Family
ID=25772965
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT198378A AT372448B (de) | 1977-10-26 | 1978-03-21 | Vorrichtung zum schutz von trinkwasserleitungen gegen rueckfliessendes brauchwasser |
Country Status (5)
Country | Link |
---|---|
US (1) | US4249556A (de) |
AT (1) | AT372448B (de) |
CH (1) | CH628383A5 (de) |
FR (1) | FR2407302B1 (de) |
NL (1) | NL7803352A (de) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3000430C2 (de) * | 1980-01-08 | 1986-05-07 | Lang Apparatebau GmbH, 8227 Siegsdorf | Trinkwasser-Durchflußarmatur mit Durchflußwächter |
FR2524960B1 (fr) * | 1982-04-13 | 1986-01-17 | Framatome Sa | Dispositif autonome d'assistance d'une soupape de securite |
US4506694A (en) * | 1982-05-28 | 1985-03-26 | Mueller Co. | Relief valve assembly for use with backflow preventers |
US4489746A (en) * | 1982-05-28 | 1984-12-25 | Mueller Co. | Backflow preventer apparatus |
US4523607A (en) * | 1982-05-28 | 1985-06-18 | Mueller Co. | Backflow preventer apparatus |
US4453561A (en) * | 1982-05-28 | 1984-06-12 | Mueller Co. | Check valve assembly for use in backflow preventers or the like |
US4553563A (en) * | 1982-05-28 | 1985-11-19 | Mueller Co. | Relief valve assembly for use with backflow preventers |
DE3247325C2 (de) * | 1982-12-21 | 1990-02-15 | Grünbeck Wasseraufbereitung GmbH, 8884 Höchstädt | Rohrtrenner |
DE3323324C3 (de) * | 1983-06-29 | 1995-10-12 | Schubert & Salzer Gmbh & Co In | Verfahren und Vorrichtung zum Steuern eines Rohrtrenners in Abhängigkeit einer an einer Vergleichsstelle vorgegebenen Druckdifferenz |
DE3347805C2 (de) * | 1983-06-29 | 1986-09-11 | Schubert & Salzer Maschinenfabrik Ag, 8070 Ingolstadt | Vorrichtung zum Anpassen des Ansprechdruckes an die in der Abflußleitung gegebenen Druckverhältnisse bei einer Einrichtung zum Verhindern des Rückflusses eines Mediums aus einer Abflußleitung zurück in die Zuflußleitung |
DE3703715A1 (de) * | 1987-02-06 | 1988-08-18 | Schubert & Salzer Maschinen | Vorsteuerventil fuer einen ueber eine antriebskammer steuerbaren rohrtrenner |
US5348036A (en) * | 1993-05-04 | 1994-09-20 | Singer Valve Inc. | Automatic control valve |
US5950653A (en) * | 1998-03-27 | 1999-09-14 | Folsom; William D. | High pressure relief valve for use with a backflow preventer |
US6041817A (en) * | 1998-08-21 | 2000-03-28 | Fairchild Semiconductor Corp. | Processing system having vacuum manifold isolation |
EP2128515A1 (de) * | 2008-05-30 | 2009-12-02 | Koninklijke Philips Electronics N.V. | Wassergerät mit Durchflussmesser und Filteranordnung |
US20170009432A1 (en) * | 2015-07-09 | 2017-01-12 | 9346678 Canada Inc. | Wireless Automation Systems and Methods for Controlling Fluid Pressure in a Building |
CN108825833A (zh) * | 2018-08-03 | 2018-11-16 | 江苏瑞朗博机械设备有限公司 | 一种带有隔离装置的阀门系统 |
AU2019383050A1 (en) * | 2018-11-19 | 2021-05-27 | Gould Instruments Pty Ltd | A testing device for backflow prevention devices |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1303801A (en) * | 1919-05-13 | Owen marshall jones | ||
US1105991A (en) * | 1913-04-23 | 1914-08-04 | Walter E Miller | Device for preventing backflow in water-supply systems. |
US2389412A (en) * | 1941-09-26 | 1945-11-20 | Carlton Frank | Antibackflow and antisiphonage valve |
US2491604A (en) * | 1943-06-22 | 1949-12-20 | Carlton Frank | Back siphonage prevention, antibackflow, and vacuum breaking valve |
US2538281A (en) * | 1944-02-16 | 1951-01-16 | Leonard L Snyder | Backflow prevention apparatus |
US2602467A (en) * | 1945-05-21 | 1952-07-08 | Clayton Manufacturing Co | Power-operated check valve |
US2624365A (en) * | 1948-11-18 | 1953-01-06 | Cardox Corp | Pilot controlled valve for fire extinguishing systems |
US3173439A (en) * | 1961-06-26 | 1965-03-16 | Donald G Griswold | Backflow prevention device |
FR1553782A (de) * | 1967-09-22 | 1969-01-17 | ||
US3905382A (en) * | 1973-09-28 | 1975-09-16 | William Waterston | Back flow preventor |
US3903916A (en) * | 1974-07-01 | 1975-09-09 | Alfred Waletzko | Backflow preventer valve |
US4044787A (en) * | 1976-03-19 | 1977-08-30 | Rockwell International Corporation | Backflow preventer and relief valve assembly |
US3996962A (en) * | 1976-03-19 | 1976-12-14 | Rockwell International Corporation | Backflow preventer and relief valve assembly |
-
1978
- 1978-03-21 CH CH310578A patent/CH628383A5/de not_active IP Right Cessation
- 1978-03-21 AT AT198378A patent/AT372448B/de not_active IP Right Cessation
- 1978-03-30 NL NL7803352A patent/NL7803352A/xx not_active Application Discontinuation
- 1978-04-05 FR FR7810025A patent/FR2407302B1/fr not_active Expired
- 1978-10-25 US US05/954,545 patent/US4249556A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
NL7803352A (nl) | 1979-05-01 |
CH628383A5 (de) | 1982-02-26 |
FR2407302A1 (fr) | 1979-05-25 |
ATA198378A (de) | 1983-02-15 |
US4249556A (en) | 1981-02-10 |
FR2407302B1 (fr) | 1986-03-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AT372448B (de) | Vorrichtung zum schutz von trinkwasserleitungen gegen rueckfliessendes brauchwasser | |
NO149326C (no) | Innretning for utlegning av roerledninger | |
AT347749B (de) | Vorrichtung zum loesbaren befestigen von schlauch- oder rohrenden | |
AT382939B (de) | Vorrichtung zum absperren von gasleitungen | |
AT374674B (de) | Vorrichtung zum erwaermen | |
AT348304B (de) | Vorrichtung zum biegen von rohren | |
AT385546B (de) | Rohrschelle | |
AT372021B (de) | Vorrichtung zum kaltverformen von rohren | |
AT364047B (de) | Vorrichtung zum verschluss von rohroeffnungen | |
AT362724B (de) | Vorrichtung zum enthaerten von trinkwasser | |
SE7806584L (sv) | Vattenledningsarmatur | |
SE7800402L (sv) | Anordning vid vermepannor | |
AT359414B (de) | Vorrichtung zum liegenden uebereinanderstapeln von muffenrohren | |
AT378596B (de) | Brauchwasserspeicher | |
AT370848B (de) | Vorrichtung zum loesen von zwei miteinander verbundenen rohrstuecken | |
DD135232A1 (de) | Vorrichtung zum beheizen von rohrleitungen | |
SE7801626L (sv) | Vermeaggregat for vattenvermeledningar | |
SE382833B (sv) | Anordning for katodiskt skydd vid varmvattenbehallare | |
AT373437B (de) | Vorrichtung zum wellen von rohren | |
ATA457982A (de) | Vorrichtung zum gleichmaessigen portionieren von teig | |
ATA651677A (de) | Vorrichtung zum waeschestrecken | |
ATA247379A (de) | Vorrichtung zum waeschestrecken | |
DD138822A1 (de) | Vorrichtung zum zweiachsigen blechzug | |
ATA494580A (de) | Vorrichtung zum halten von handtuechlein | |
DD139292A1 (de) | Vorrichtung zum gluthalten,insbesondere an warmwasserheizoefen |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |