公开(公告)号：US20140363279A1

公开(公告)日：2014-12-11

申请号：US13913920

申请日：2013-06-10

Applicant: General Electric Company

Inventor： Michael Anthony WONDRASEK ,  Nicholas Alvin Hogberg

IPC: F01D11/00 ,  F01D5/30

CPC classification number: F01D11/006 ,  F01D5/3015 ,  F01D11/001

Abstract: A cover plate adapted to axially overlie root or shank portions of one or more buckets or blades secured to a turbomachine wheel, includes an arcuate cover plate body adapted to be secured to the turbomachine wheel so as to cover a root portion of at least one of the turbine buckets or blades; and at least one arcuate angel-wing seal segment detachably secured to one side of the arcuate cover plate body.

Abstract translation: 适于轴向覆盖固定到涡轮机轮的一个或多个铲斗或叶片的根部或柄部的盖板包括弧形盖板主体，其适于固定到涡轮机轮，以覆盖至少一个的根部部分 涡轮机叶片或叶片; 以及可拆卸地固定在弧形盖板主体的一侧的至少一个弓形天使翼密封段。