Patent ID: 8690527
Filing Date: 2014-04-08
Classification: F01D,F05D

Abstract:
1. A flow discouraging system, comprising: a stator assembly including one or more stationary components forming a side wall, the side wall including an annular groove defined by an outer axially-extending surface, an inner axially-extending surface, and a radial surface extending between the outer and inner axially-extending surfaces; a rotor assembly disposed adjacent to and spaced apart from the stator assembly to form a portion of a cavity, the rotor assembly including a blade platform at least partially forming a main combustion gas flow path and a blade extending from the blade platform into the main combustion gas flow path, the blade platform further including an annular rim extending at least partially into the annular groove; and a plurality of fingers disposed in the annular groove and extending from the one or more stationary components towards the annular rim, wherein the plurality of fingers extends from the outer axially-extending surface of the side wall, wherein the plurality of fingers extends from the inner axially-extending surface of the side wall, and wherein the plurality of fingers extends from the radial surface of the side wall.