Metal-to-metal sealing system

Details Metal-to-metal sealing system Metal-to-metal sealing system

2005-08-09

2005-08-09

Pickard, Alison (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, C277S626000, C277S650000, C277S630000, C285S334200, C285S370000, C285S912000

Reexamination Certificate

active

06926283

ABSTRACT:
An annular metal-to-metal sealing system comprises at least one metal member defining an annular sealing surface and an annular seal body which is comprised of a high strength metal material and which is positioned substantially concentrically relative to the annular sealing surface. The seal body has at least one flexible portion which is flexed during assembly to develop a seal activating force, and the metal-to-metal sealing system further comprises at least one annular soft metal sealing insert which is supported by the flexible portion and which is maintained in sealing engagement with the annular sealing surface by the seal activating force.

REFERENCES:
patent: 1426724 (1922-08-01), Fyffe
patent: 3507506 (1970-04-01), Tillman
patent: 3797835 (1974-03-01), Wehner
patent: 3873105 (1975-03-01), Wehner
patent: 4109923 (1978-08-01), Tuckmantel
patent: 4470609 (1984-09-01), Poe
patent: 4471965 (1984-09-01), Jennings et al.
patent: 5944319 (1999-08-01), Kohlman
patent: 6237968 (2001-05-01), Bohnes
patent: 6561521 (2003-05-01), Janoff et al.

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