CA1321574C - Valve stem seal - Google Patents

Valve stem seal

Info

Publication number
CA1321574C
CA1321574C CA000587630A CA587630A CA1321574C CA 1321574 C CA1321574 C CA 1321574C CA 000587630 A CA000587630 A CA 000587630A CA 587630 A CA587630 A CA 587630A CA 1321574 C CA1321574 C CA 1321574C
Authority
CA
Canada
Prior art keywords
base
exterior
interior
axially
extending
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 - Fee Related
Application number
CA000587630A
Other languages
English (en)
French (fr)
Inventor
Timothy C. Davies
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.)
Cooper Industries LLC
Original Assignee
Cameron Iron Works 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 EP88302541A external-priority patent/EP0333943B1/en
Application filed by Cameron Iron Works Inc filed Critical Cameron Iron Works Inc
Application granted granted Critical
Publication of CA1321574C publication Critical patent/CA1321574C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Sealing With Elastic Sealing Lips (AREA)
  • Details Of Valves (AREA)
  • Gasket Seals (AREA)
CA000587630A 1988-03-23 1989-01-06 Valve stem seal Expired - Fee Related CA1321574C (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP88302541A EP0333943B1 (en) 1988-03-23 1988-03-23 Valve stem seal
EP88302541.3 1988-03-23
US18902788A 1988-05-02 1988-05-02
US07/189,027 1988-05-02

Publications (1)

Publication Number Publication Date
CA1321574C true CA1321574C (en) 1993-08-24

Family

ID=26115932

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000587630A Expired - Fee Related CA1321574C (en) 1988-03-23 1989-01-06 Valve stem seal

Country Status (3)

Country Link
JP (1) JP2619946B2 (no)
CA (1) CA1321574C (no)
NO (1) NO170439C (no)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9863551B2 (en) 2014-12-22 2018-01-09 Ge Oil & Gas Pressure Control Lp Dynamic stem packing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9863551B2 (en) 2014-12-22 2018-01-09 Ge Oil & Gas Pressure Control Lp Dynamic stem packing
US10302222B2 (en) 2014-12-22 2019-05-28 Ge Oil & Gas Pressure Control Lp Dynamic stem packing

Also Published As

Publication number Publication date
NO170439B (no) 1992-07-06
NO891138D0 (no) 1989-03-16
NO891138L (no) 1989-09-25
JP2619946B2 (ja) 1997-06-11
JPH01242890A (ja) 1989-09-27
NO170439C (no) 1992-10-14

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Legal Events

Date Code Title Description
MKLA Lapsed