公开(公告)号：US20160228941A1

公开(公告)日：2016-08-11

申请号：US15022745

申请日：2014-09-26

Applicant: UNITED TECHNOLOGIES CORPORATION

Inventor： Lane THORNTON ,  San QUACH ,  Steven Bruce GAUTSCHI

IPC: B22C9/10

CPC classification number: B22C9/103 ,  B22C9/24

Abstract: In a featured embodiment, a lost core assembly includes a ceramic component having a tapered shape in a radial direction. A refractory metal component extends radially from the ceramic core component. A method of molding a gas turbine engine component is also disclosed.

Abstract translation: 在特征实施例中，失去的芯组件包括在径向上具有锥形形状的陶瓷部件。 难熔金属部件从陶瓷芯部件径向延伸。 还公开了一种模制燃气涡轮发动机部件的方法。