FR2561346B1 - Appareil anti-retour pour reseaux d'alimentation en eau - Google Patents

Appareil anti-retour pour reseaux d'alimentation en eau

Info

Publication number
FR2561346B1
FR2561346B1 FR8404176A FR8404176A FR2561346B1 FR 2561346 B1 FR2561346 B1 FR 2561346B1 FR 8404176 A FR8404176 A FR 8404176A FR 8404176 A FR8404176 A FR 8404176A FR 2561346 B1 FR2561346 B1 FR 2561346B1
Authority
FR
France
Prior art keywords
water supply
supply networks
return apparatus
return
networks
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
FR8404176A
Other languages
English (en)
Other versions
FR2561346A1 (fr
Inventor
Jean Mallen
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.)
BAYARD ETS
Original Assignee
BAYARD ETS
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 BAYARD ETS filed Critical BAYARD ETS
Priority to FR8404176A priority Critical patent/FR2561346B1/fr
Publication of FR2561346A1 publication Critical patent/FR2561346A1/fr
Application granted granted Critical
Publication of FR2561346B1 publication Critical patent/FR2561346B1/fr
Expired 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)
  • Safety Valves (AREA)
FR8404176A 1984-03-14 1984-03-14 Appareil anti-retour pour reseaux d'alimentation en eau Expired FR2561346B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8404176A FR2561346B1 (fr) 1984-03-14 1984-03-14 Appareil anti-retour pour reseaux d'alimentation en eau

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8404176A FR2561346B1 (fr) 1984-03-14 1984-03-14 Appareil anti-retour pour reseaux d'alimentation en eau

Publications (2)

Publication Number Publication Date
FR2561346A1 FR2561346A1 (fr) 1985-09-20
FR2561346B1 true FR2561346B1 (fr) 1986-09-19

Family

ID=9302152

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8404176A Expired FR2561346B1 (fr) 1984-03-14 1984-03-14 Appareil anti-retour pour reseaux d'alimentation en eau

Country Status (1)

Country Link
FR (1) FR2561346B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6192933B1 (en) * 1999-12-03 2001-02-27 Watts Investment Company Backflow prevention assembly

Family Cites Families (4)

* 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
US4207915A (en) * 1977-09-06 1980-06-17 Amtrol, Inc. Back flow preventer
US4232704A (en) * 1978-03-28 1980-11-11 Amtrol Inc. In line back flow preventer
DE3266453D1 (en) * 1982-01-26 1985-10-31 Socla Back flow preventer for hydraulic conduits

Also Published As

Publication number Publication date
FR2561346A1 (fr) 1985-09-20

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Legal Events

Date Code Title Description
CD Change of name or company name
TP Transmission of property
ST Notification of lapse