ES447975A1 - Perfeccionamientos en cierres dobles contra retroceso. - Google Patents

Perfeccionamientos en cierres dobles contra retroceso.

Info

Publication number
ES447975A1
ES447975A1 ES447975A ES447975A ES447975A1 ES 447975 A1 ES447975 A1 ES 447975A1 ES 447975 A ES447975 A ES 447975A ES 447975 A ES447975 A ES 447975A ES 447975 A1 ES447975 A1 ES 447975A1
Authority
ES
Spain
Prior art keywords
preventer
housing
disc valve
opening
backflow preventer
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
Application number
ES447975A
Other languages
English (en)
Spanish (es)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of ES447975A1 publication Critical patent/ES447975A1/es
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F5/00—Sewerage structures
    • E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
    • E03F5/042—Arrangements of means against overflow of water, backing-up from the drain

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)
  • Mechanically-Actuated Valves (AREA)
  • Check Valves (AREA)
  • Safety Valves (AREA)
ES447975A 1975-05-21 1976-05-14 Perfeccionamientos en cierres dobles contra retroceso. Expired ES447975A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752522427 DE2522427A1 (de) 1975-05-21 1975-05-21 Rueckstau-doppelverschluss

Publications (1)

Publication Number Publication Date
ES447975A1 true ES447975A1 (es) 1977-06-16

Family

ID=5947049

Family Applications (1)

Application Number Title Priority Date Filing Date
ES447975A Expired ES447975A1 (es) 1975-05-21 1976-05-14 Perfeccionamientos en cierres dobles contra retroceso.

Country Status (11)

Country Link
AT (1) AT353705B (fr)
BE (1) BE842023A (fr)
CH (1) CH612234A5 (fr)
DE (1) DE2522427A1 (fr)
DK (1) DK144710B (fr)
ES (1) ES447975A1 (fr)
FR (1) FR2311897A1 (fr)
GB (1) GB1553704A (fr)
IT (1) IT1062985B (fr)
NL (1) NL7605514A (fr)
SE (1) SE423824B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3037217C2 (de) * 1980-10-02 1985-06-20 Bernhard 8071 Lenting Kessel Abwasserbehälter
DE3135645C2 (de) * 1981-09-09 1985-12-19 Bernhard 8071 Lenting Kessel Abwasser-Sammelbehälter
GB2117022A (en) * 1982-03-12 1983-10-05 Hepworth Plastics Ltd A trapped road gulley
DE3341899C1 (de) * 1983-11-19 1985-05-15 Bayer Ag, 5090 Leverkusen Nachträglich einbaubares Absperrorgan für einen Straßenablauf
DE8903952U1 (de) * 1989-03-31 1990-08-02 Basika Entwässerungen GmbH, 5600 Wuppertal Sinkkasten für insbesondere Abwasser

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE518143A (fr) *
GB602190A (en) * 1945-10-09 1948-05-21 Hans Teller Improvements in or relating to waste water drain wells or sumps
US2891575A (en) * 1954-07-21 1959-06-23 Moeller Mfg Co Inc Combination sewer plug stopper and standpipe
FR1146474A (fr) * 1955-05-12 1957-11-12 Hornemann & Co Siphon de décantation de cave ou analogue
DE1917289A1 (de) * 1969-04-03 1970-10-15 Heinrich Hebgen Schalungskoerper fuer Stahlbeton-Rippendecken
DE2522424C3 (de) * 1975-05-21 1979-10-04 Bernhard 8073 Koesching Kessel Bodenablauf

Also Published As

Publication number Publication date
DK222176A (da) 1976-11-22
DE2522427A1 (de) 1976-11-25
NL7605514A (nl) 1976-11-23
AT353705B (de) 1979-11-26
SE7605827L (sv) 1976-11-22
GB1553704A (en) 1979-09-26
IT1062985B (it) 1985-02-11
DK144710B (da) 1982-05-17
FR2311897A1 (fr) 1976-12-17
FR2311897B1 (fr) 1982-07-02
SE423824B (sv) 1982-06-07
CH612234A5 (en) 1979-07-13
BE842023A (fr) 1976-09-16
ATA320776A (de) 1979-04-15

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