| 摘要 |
A packing ring assembly is provided and includes an arcuate carrier ring segment having an aperture formed therethrough, an arcuate packing ring segment including an attachment component extending through the aperture of the carrier ring segment and movably associating with the carrier ring segment and the packing ring segment, and an actuator component disposed between the carrier ring segment and the packing ring segment and extending at least partially along the aperture. The actuator component is configured to maintain the packing ring segment in a first position relative to the carrier ring segment and to allow a movement of the packing ring segment to a second position relative to the carrier ring segment when the packing ring assembly is exposed to a pressure condition.
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