Patent ID: 7229246
Filing Date: 2007-06-12
Classification: F01D,F04D,F05D

Abstract:
1. A seal assembly for a rotating machine, comprising: a static member adapted to be rigidly fixed to the rotating machine between a fore end and an aft end of the rotating machine; a movable member mounted on the static member, the movable member further comprising: a sealing surface configured to seal against a rotating member in a sealing position; a rear surface adapted to be exposed to a fluid pressure to urge the first sealing surface toward the sealing position; and sealing surfaces along fore, aft and end faces of the movable member adapted to interface with sealing surfaces along fore, aft and end faces of the static member, to seal between the static member and the movable member at the fore, aft and end faces of the static member and the movable member; and a biasing member configured to support the movable member on the static member and to urge the movable member away from the sealing position.