US Patent 7434813 Large radial movement compliant seal
Patent 7434813 was granted and assigned to Rolls-Royce on October, 2008 by the United States Patent and Trademark Office.
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A compliant seal assembly having a seal pack carrier having an upstream face and a downstream face that defines a slot, and a seal pack having an upstream face and a downstream face slideably mounted within the slot. The seal pack carrier and the seal pack contact each other and form a high-pressure plenum and a low-pressure plenum. The compliant seal assembly also includes a first passage with a first and second opening and a second opening with a first and second opening. The first opening of the first passage is located at the upstream face of the seal pack carrier, and the second opening of the first passage communicates with the high pressure plenum. The first opening of the second passage is located at the downstream face of the seal pack carrier, and the second opening of the second passage communicates with the low-pressure plenum.
US Patent 07434813 Large radial movement compliant seal US Patent 7434813 Large radial movement compliant seal
US Patent 07434813 Large radial movement compliant seal
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