Patent ID: 8459941
Filing Date: 2013-06-11
Classification: F01D,F16B

Abstract:
1. A mechanical joint for a gas turbine engine, comprising: (a) an annular first component having an annular, radially-extending first flange; (b) an annular second component having an annular, radially-extending second flange abutting the first flange; (c) a plurality of generally radially-extending radial channels passing through at least one of the first and second flanges; (d) a plurality of generally axially-extending channels extending through the first flange and communicating with respective ones of the radial channels; and (e) a plurality of fasteners clamping the first and second flanges together, wherein a head of each of the fasteners includes one or more tabs which extend laterally so as to deflect flow through passing through the axial channels.