Seal for a joint or juncture – Seal between fixed parts or static contact against... – Contact seal for a pipe – conduit – or cable
Reexamination Certificate
2005-03-22
2005-03-22
Knight, Anthony (Department: 3676)
Seal for a joint or juncture
Seal between fixed parts or static contact against...
Contact seal for a pipe, conduit, or cable
C277S606000, C277S607000, C277S608000, C277S609000, C277S626000, C277S627000, C277S630000, C277S650000, C277S653000, C285S334200, C285S370000, C285S917000
Reexamination Certificate
active
06869080
ABSTRACT:
A metal-to-metal sealing element for a wellhead assembly which includes at least first and second adjacent components and first and second generally annular sealing surfaces that are each formed on a corresponding one of the components. The sealing element comprises an annular base, an annular sealing lip which projects radially toward at least one of the first and second sealing surfaces and which comprises a seal retaining groove, a soft metal sealing insert which is disposed within the seal retaining groove and which in use engages the at least one sealing surface, and an annular intermediate portion which extends between the base and the sealing lip. The intermediate portion presses the sealing insert against the at least one sealing surface in an interference fit relationship.
REFERENCES:
patent: 3479063 (1969-11-01), Raver
patent: 3507506 (1970-04-01), Tillman, III
patent: 3797835 (1974-03-01), Wehner
patent: 4109923 (1978-08-01), Tuckmantel
patent: 4153281 (1979-05-01), Ahlstone
patent: 4470609 (1984-09-01), Poe
patent: 4471965 (1984-09-01), Jennings et al.
patent: 4550936 (1985-11-01), Haeber et al.
patent: 5944319 (1999-08-01), Kohlman
patent: 5984370 (1999-11-01), Lewis
patent: 6561521 (2003-05-01), Janoff et al.
Crawford Neil C.
Glidden Gregory L.
Janoff Dwight D.
Vicic John C.
FMC Technologies Inc.
Knight Anthony
Patel Vishal
Query, Jr. Henry C.
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