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ES2030596T3 - Valvula antirretorno, especialmente para ser instalada en conducciones de agua potable. - Google Patents

Valvula antirretorno, especialmente para ser instalada en conducciones de agua potable.

Info

Publication number
ES2030596T3
ES2030596T3 ES89900218T ES89900218T ES2030596T3 ES 2030596 T3 ES2030596 T3 ES 2030596T3 ES 89900218 T ES89900218 T ES 89900218T ES 89900218 T ES89900218 T ES 89900218T ES 2030596 T3 ES2030596 T3 ES 2030596T3
Authority
ES
Spain
Prior art keywords
valve
control membrane
intermediate chamber
exhaust valve
inlet
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 - Lifetime
Application number
ES89900218T
Other languages
English (en)
Spanish (es)
Inventor
Walter. Evers
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WALETZKO ARMATUREN GmbH
Original Assignee
WALETZKO ARMATUREN GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by WALETZKO ARMATUREN GmbH filed Critical WALETZKO ARMATUREN GmbH
Application granted granted Critical
Publication of ES2030596T3 publication Critical patent/ES2030596T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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

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)
  • Safety Valves (AREA)
  • Fluid-Driven Valves (AREA)
ES89900218T 1987-12-12 1988-11-30 Valvula antirretorno, especialmente para ser instalada en conducciones de agua potable. Expired - Lifetime ES2030596T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873742207 DE3742207A1 (de) 1987-12-12 1987-12-12 Rueckflussverhinderer, insbesondere zum einbau in trinkwasserleitungen

Publications (1)

Publication Number Publication Date
ES2030596T3 true ES2030596T3 (es) 1992-11-01

Family

ID=6342484

Family Applications (1)

Application Number Title Priority Date Filing Date
ES89900218T Expired - Lifetime ES2030596T3 (es) 1987-12-12 1988-11-30 Valvula antirretorno, especialmente para ser instalada en conducciones de agua potable.

Country Status (6)

Country Link
EP (2) EP0353266B1 (de)
DE (2) DE3742207A1 (de)
DK (1) DK396489A (de)
ES (1) ES2030596T3 (de)
FI (1) FI893642A0 (de)
WO (1) WO1989005382A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4204386C2 (de) * 1992-02-14 1994-01-20 Honeywell Braukmann Gmbh Systemtrenner
DE4217334C2 (de) * 1992-05-26 1994-06-09 Heinrich W Kiesewetter Systemtrennungsarmatur
ES2178915B1 (es) * 2000-03-07 2004-04-16 Plasticos Mondragon, S.A. Valvula hidraulica de membrana perfeccionada, para regulacion del caudal de fluidos.
CN102486237A (zh) * 2010-12-01 2012-06-06 刘永 内置过滤网和无须外置配管的倒流防止器
CN102322541B (zh) * 2011-09-02 2013-08-28 陈银周 低阻力倒流防止器

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2503424A (en) * 1945-01-15 1950-04-11 Leonard L Snyder Backflow preventer
US3083723A (en) * 1959-11-04 1963-04-02 Paul J Duchin Vacuum breaker
IL45802A (en) * 1973-10-26 1977-05-31 Griswold Controls Check valve useful in backflow prevention apparatus
DE2650934A1 (de) * 1976-11-08 1978-05-11 Waletzko Alfred Apparatebau Rueckflussverhinderer, insbesondere fuer rohrtrenner
DE2930819C2 (de) * 1979-07-30 1985-04-11 Amtrol Inc., West Warwick, R.I. Vorrichtung zur Verhinderung des Rückströmens von Wasser in einer Versorgungsleitung
DE3537484C1 (en) * 1985-10-22 1987-03-05 Baelz Juergen Controls Shut-off and aeration device, in particular for drinking-water systems

Also Published As

Publication number Publication date
EP0353266A1 (de) 1990-02-07
DK396489D0 (da) 1989-08-11
DE3742207A1 (de) 1989-06-22
WO1989005382A1 (fr) 1989-06-15
EP0320700A1 (de) 1989-06-21
DK396489A (da) 1989-08-11
FI893642A0 (fi) 1989-08-01
DE3868925D1 (de) 1992-04-09
EP0353266B1 (de) 1992-03-04

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