Patent ID: 9097350
Filing Date: 2015-08-04
Classification: F01D,F04D,F05D,F16J

Abstract:
1. A gas turbine engine comprising: a turbine section and an air moving section upstream of the turbine section; and a seal between a static surface and a rotating surface in at least one of said turbine section and said air moving section; said seal including a seal shoe which is biased at least in part by a spring force, with said spring force created by cuts formed to provide a gap to allow arms associated with said seal to provide said spring force, and the movement of said shoe being along a direction having at least a component parallel to an axis of rotation of the gas turbine engine; and wherein the movement of said shoe is one of directly parallel to said axis of rotation, or the movement of said shoe also having a radial component, and said seal sealing on a generally conical shaped surface.