Patent ID: 7909335
Filing Date: 2011-03-22
Classification: F05D,F16J

Abstract:
1. A seal arrangement for sealing the space between a rotating element and a stationary element, the sealing arrangement comprising: a compliant plate seal housing supported adjustably in the stationary element, the compliant plate seal housing supporting a compliant plate seal, the compliant plate seal comprising a plurality of compliant plates in facing relation to the stationary element, the compliant plates defining a sealing ring between the stationary element and the rotating element, each compliant plate comprising one or more slots therein, the compliant plate seal further comprising one or more corresponding axial flow restrictors provided in the one or more slots extending radially inward and between first and second side edges of each compliant plate, each axial flow restrictor comprising a ring extending circumferentially through and between a plurality of the compliant plates; and a spring system provided between the compliant plate seal housing and the stationary element to bias the compliant plate seal housing in a direction away from a surface of the rotating element.