CA2306332A1 - Dispositif de verrouillage de clapet a bille - Google Patents

Dispositif de verrouillage de clapet a bille Download PDF

Info

Publication number
CA2306332A1
CA2306332A1 CA 2306332 CA2306332A CA2306332A1 CA 2306332 A1 CA2306332 A1 CA 2306332A1 CA 2306332 CA2306332 CA 2306332 CA 2306332 A CA2306332 A CA 2306332A CA 2306332 A1 CA2306332 A1 CA 2306332A1
Authority
CA
Canada
Prior art keywords
valve
locking
locking device
ball valve
valve stem
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.)
Granted
Application number
CA 2306332
Other languages
English (en)
Other versions
CA2306332C (fr
Inventor
Semyon Fridlyand
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.)
Mueller International LLC
Original Assignee
Mueller Co
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 Mueller Co filed Critical Mueller Co
Priority to US09/814,106 priority Critical patent/US6467500B2/en
Publication of CA2306332A1 publication Critical patent/CA2306332A1/fr
Application granted granted Critical
Publication of CA2306332C publication Critical patent/CA2306332C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Preventing Unauthorised Actuation Of Valves (AREA)
  • Taps Or Cocks (AREA)
CA 2306332 2000-03-20 2000-04-19 Dispositif de verrouillage de clapet a bille Expired - Lifetime CA2306332C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US09/814,106 US6467500B2 (en) 2000-04-19 2001-03-22 Ball valve locking device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US19057300P 2000-03-20 2000-03-20
US60/190,573 2000-03-20

Publications (2)

Publication Number Publication Date
CA2306332A1 true CA2306332A1 (fr) 2001-09-20
CA2306332C CA2306332C (fr) 2008-09-02

Family

ID=22701895

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2306332 Expired - Lifetime CA2306332C (fr) 2000-03-20 2000-04-19 Dispositif de verrouillage de clapet a bille

Country Status (1)

Country Link
CA (1) CA2306332C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006053370A1 (fr) * 2004-11-22 2006-05-26 Glenn Walter Knight Ensemble de vanne

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006053370A1 (fr) * 2004-11-22 2006-05-26 Glenn Walter Knight Ensemble de vanne

Also Published As

Publication number Publication date
CA2306332C (fr) 2008-09-02

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Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry

Effective date: 20200419