CA2160940C - Prise d'eau murale avec clapet anti-retour et dispositif de contresiphonnement - Google Patents

Prise d'eau murale avec clapet anti-retour et dispositif de contresiphonnement Download PDF

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Publication number
CA2160940C
CA2160940C CA 2160940 CA2160940A CA2160940C CA 2160940 C CA2160940 C CA 2160940C CA 2160940 CA2160940 CA 2160940 CA 2160940 A CA2160940 A CA 2160940A CA 2160940 C CA2160940 C CA 2160940C
Authority
CA
Canada
Prior art keywords
preventor
backflow
valve
housing
valve casing
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
CA 2160940
Other languages
English (en)
Other versions
CA2160940A1 (fr
Inventor
Lawrence Almasy
James F. Shuler
Robert J. Vandepas
William L. Carlson
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.)
WCM Industries Inc
Original Assignee
WCM Industries Inc
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
Priority claimed from US08/350,693 external-priority patent/US5590679A/en
Application filed by WCM Industries Inc filed Critical WCM Industries Inc
Publication of CA2160940A1 publication Critical patent/CA2160940A1/fr
Application granted granted Critical
Publication of CA2160940C publication Critical patent/CA2160940C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Check Valves (AREA)
  • Lift Valve (AREA)
CA 2160940 1994-12-06 1995-10-19 Prise d'eau murale avec clapet anti-retour et dispositif de contresiphonnement Expired - Lifetime CA2160940C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/350,693 1994-12-06
US08/350,693 US5590679A (en) 1993-07-08 1994-12-06 Wall water hydrant having backflow and back siphonage preventor

Publications (2)

Publication Number Publication Date
CA2160940A1 CA2160940A1 (fr) 1996-06-07
CA2160940C true CA2160940C (fr) 2000-03-21

Family

ID=23377803

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2160940 Expired - Lifetime CA2160940C (fr) 1994-12-06 1995-10-19 Prise d'eau murale avec clapet anti-retour et dispositif de contresiphonnement

Country Status (1)

Country Link
CA (1) CA2160940C (fr)

Also Published As

Publication number Publication date
CA2160940A1 (fr) 1996-06-07

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Effective date: 20151019