Patent ID: 9353631
Filing Date: 2016-05-31
CPC Classification: F01D,F05D

Claim Text:
1. An airfoil comprising: an airfoil wall providing an exterior airfoil surface and an interior surface, the interior surface providing an airfoil cavity with concave and convex surfaces respectively corresponding to pressure and suction sides; a baffle arranged in the airfoil cavity and providing a baffle wall having first and second portions spaced from one another on first and second sides that are respectively concave and convex to define a gap therebetween; a plurality of standoffs arranged between the interior surface and baffle wall to isolate a first gap portion and a second gap portion; baffle cooling holes are arranged in the first portion to convey a fluid between the baffle and the first gap portion; a tube interconnecting the first and second portions; and wherein the tube is configured to convey fluid between first and second gap portions, the first gap portion is arranged between the concave surface and the first side, the second gap portion is arranged between the convex surface and the second side.