Hard Stop Energizing Ring
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United States of America Patent
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Issued Date -
Apr 24, 2014
app pub date -
Oct 24, 2012
filing date -
Oct 24, 2012
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A wellhead seal assembly that forms a metal-to-metal seal between inner and outer wellhead members. A metal seal ring has inner and outer legs separated by a slot. An extension of seal ring contacts an upward facing shoulder of the inner wellhead member. An energizing ring with a tapered nose is moved into the slot. The tapered nose has a downward facing stop shoulder that contacts an upper end of inner leg when the energizing ring is in its lower position.
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