CA940797A - Cross-connection control valve - Google Patents
Cross-connection control valveInfo
- Publication number
- CA940797A CA940797A CA122,925A CA122925A CA940797A CA 940797 A CA940797 A CA 940797A CA 122925 A CA122925 A CA 122925A CA 940797 A CA940797 A CA 940797A
- Authority
- CA
- Canada
- Prior art keywords
- cross
- control valve
- connection control
- connection
- 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.)
- Expired
Links
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
- E03C1/106—Devices for preventing contamination of drinking-water pipes, e.g. means for aerating self-closing flushing valves using two or more check valves
-
- 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
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/0473—Multiple-way safety valves
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
-
- 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
-
- 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
- Y10T137/7837—Direct response valves [i.e., check valve type]
- Y10T137/7838—Plural
- Y10T137/7842—Diverse types
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)
- Check Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US7805770A | 1970-10-05 | 1970-10-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA940797A true CA940797A (en) | 1974-01-29 |
Family
ID=22141661
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA122,925A Expired CA940797A (en) | 1970-10-05 | 1971-09-15 | Cross-connection control valve |
Country Status (5)
Country | Link |
---|---|
US (1) | US3636968A (de) |
CA (1) | CA940797A (de) |
DE (1) | DE2149406C3 (de) |
FR (1) | FR2110974A5 (de) |
GB (1) | GB1364301A (de) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH565949A5 (de) * | 1973-03-05 | 1975-08-29 | Adeola Ag | |
US3818929A (en) * | 1973-04-23 | 1974-06-25 | H Braukmann | Reduced pressure backflow preventer valve |
US3906987A (en) * | 1974-03-13 | 1975-09-23 | Watts Regulator Co | Swing open cross-connection valve |
DE2418822C2 (de) * | 1974-04-19 | 1982-10-14 | Honeywell-Braukmann GmbH, 6950 Mosbach | Rückflußverhinderer |
DE2424978C2 (de) * | 1974-05-22 | 1985-01-10 | Honeywell-Braukmann GmbH, 6950 Mosbach | Rohrunterbrecher, insbesondere für Hauswasserleitungen |
US4207915A (en) * | 1977-09-06 | 1980-06-17 | Amtrol, Inc. | Back flow preventer |
DE2751468C2 (de) * | 1977-11-18 | 1984-06-28 | Honeywell-Braukmann GmbH, 6950 Mosbach | Rückflußverhinderer |
US4284097A (en) * | 1978-03-28 | 1981-08-18 | Amtrol Inc. | In line back flow preventer |
US4232704A (en) * | 1978-03-28 | 1980-11-11 | Amtrol Inc. | In line back flow preventer |
US4420010A (en) * | 1978-03-28 | 1983-12-13 | Amtrol Inc. | In-line back flow preventer |
US4241752A (en) * | 1978-05-30 | 1980-12-30 | Watts Regulator Company | Backflow preventer |
US4355653A (en) * | 1981-05-12 | 1982-10-26 | The Coca-Cola Company | Vented check valve |
DE3221036C2 (de) * | 1981-07-04 | 1985-01-31 | Schubert & Salzer Maschinenfabrik Ag, 8070 Ingolstadt | Vorrichtung zum Absperren und Belüften einer Rohrleitung |
WO1989010509A1 (en) * | 1988-04-22 | 1989-11-02 | Burnetta Pty. Ltd. | Backflow prevention valve |
CH681029A5 (de) * | 1990-03-02 | 1992-12-31 | Karrer Weber & Cie Ag | |
CH681238A5 (de) * | 1990-03-23 | 1993-02-15 | Karrer Weber & Cie Ag | |
US5046201A (en) * | 1990-04-16 | 1991-09-10 | Kohler Co. | Pressurized flush toilet tank |
DE59404147D1 (de) * | 1993-08-17 | 1997-10-30 | Kwc Ag | Rückflussverhinderer |
DE19854951C2 (de) | 1998-11-27 | 2001-11-15 | Rudolf Vollmer | Systemtrenner |
US6397878B1 (en) * | 1999-08-05 | 2002-06-04 | Watts Regulator Co. | High pressure hose drop backflow/back siphonage preventers |
US7021909B1 (en) * | 2003-07-16 | 2006-04-04 | Trebor International, Inc. | Oscillator for pneumatic pump having single valve |
US7784483B2 (en) * | 2005-01-21 | 2010-08-31 | Zurn Industries, Llc | Backflow preventer |
CN2915968Y (zh) | 2006-06-08 | 2007-06-27 | 上海澳柯林水暖器材有限公司 | 冲水阀防虹吸装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2472933A (en) * | 1945-10-22 | 1949-06-14 | Dwight M Anderson | Vacuum breaking and dump valve |
US3518989A (en) * | 1966-02-14 | 1970-07-07 | Henry W Seeler | Valve assembly |
US3420256A (en) * | 1966-02-21 | 1969-01-07 | Berg Mfg & Sales Co | Reducing valve for front axle brake cylinders |
-
1970
- 1970-10-05 US US78057A patent/US3636968A/en not_active Expired - Lifetime
-
1971
- 1971-09-15 CA CA122,925A patent/CA940797A/en not_active Expired
- 1971-10-04 DE DE2149406A patent/DE2149406C3/de not_active Expired
- 1971-10-04 FR FR7135704A patent/FR2110974A5/fr not_active Expired
- 1971-10-05 GB GB4634871A patent/GB1364301A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3636968A (en) | 1972-01-25 |
DE2149406A1 (de) | 1972-04-06 |
GB1364301A (en) | 1974-08-21 |
DE2149406B2 (de) | 1974-09-19 |
DE2149406C3 (de) | 1975-05-07 |
FR2110974A5 (de) | 1972-06-02 |
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