United Technologies Corporation

Gary D Steuber

Mark F Zelesky

Brian D Merry

Dominic J Mongillo, Jr

Daniel E Kane

David J Candelori

A coolable stator vane,having a platform,having internal cooling for the platform is disclosed. Various construction details are developed for cooling the interior of the platform in the trailing edge region,of the platform. In one particular embodiment, the platform has a two-pass passage,in flow communication with the exterior of the platform, the rearmost pass,discharging more than half the cooling fluid entering the two pass passage.

Stator vane for a rotary machine

A coolable airfoil (25) for a gas turbine engine includes a leading edge portion (52) cooled by a combination of radial and impingement flows through internal passages (80) and (90) separated by an internal wall (95) which is imperforate along a radially inner portion (100) thereof and apertured along a radially outer portion (105) thereof

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Loveland, OH, United States of America

Gary D Steuber