Anti-extrusion seal
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United States of America Patent
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-
Oct 16, 2001
Grant Date -
N/A
app pub date -
Jun 24, 1999
filing date -
Jun 24, 1999
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A seal assembly formed of a T-seal, a pair of back-up rings abutting each side of the T-seal, and a bearing abutting the side of each of the back-up rings. The T-seal is formed of a elastomer material, the back-up ring is formed of a PTFE (polytetraflouroethylene polymer) material, and the bearings are formed of a carbon reinforced PEEK (polyetheretherketone) material.
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