| 摘要 |
Certain embodiments of the invention are directed to a sealing device havi ng greater resistance to failure when exposed to elevated temperature or pressu re conditions. A number of embodiments of the invention include a sealing device having an annular seal member comprising an elastomer material and at least one cap member affixed to the seal member. In some circumstances, when the seal member is compressed in a substantially axial direction, at least a portion of the cap member deforms in a substantially radial direction.
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