CA1090675A - Dispositif antirefoulement - Google Patents

Dispositif antirefoulement

Info

Publication number
CA1090675A
CA1090675A CA327,334A CA327334A CA1090675A CA 1090675 A CA1090675 A CA 1090675A CA 327334 A CA327334 A CA 327334A CA 1090675 A CA1090675 A CA 1090675A
Authority
CA
Canada
Prior art keywords
valve
chamber
port
pressure
housing
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
CA327,334A
Other languages
English (en)
Inventor
David E. Griswold
Richard E. Veit
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.)
Griswold Controls LLC
Original Assignee
Griswold Controls LLC
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 CA212,300A external-priority patent/CA1066164A/fr
Application filed by Griswold Controls LLC filed Critical Griswold Controls LLC
Priority to CA327,334A priority Critical patent/CA1090675A/fr
Application granted granted Critical
Publication of CA1090675A publication Critical patent/CA1090675A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Check Valves (AREA)
CA327,334A 1973-10-26 1979-05-10 Dispositif antirefoulement Expired CA1090675A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA327,334A CA1090675A (fr) 1973-10-26 1979-05-10 Dispositif antirefoulement

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US41017373A 1973-10-26 1973-10-26
US410,173 1973-10-26
CA212,300A CA1066164A (fr) 1973-10-26 1974-10-25 Dispositif antirefoulement
CA327,334A CA1090675A (fr) 1973-10-26 1979-05-10 Dispositif antirefoulement

Publications (1)

Publication Number Publication Date
CA1090675A true CA1090675A (fr) 1980-12-02

Family

ID=27163680

Family Applications (1)

Application Number Title Priority Date Filing Date
CA327,334A Expired CA1090675A (fr) 1973-10-26 1979-05-10 Dispositif antirefoulement

Country Status (1)

Country Link
CA (1) CA1090675A (fr)

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Legal Events

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