公开(公告)号：US09670786B2

公开(公告)日：2017-06-06

申请号：US14728618

申请日：2015-06-02

Applicant: ROLLS-ROYCE PLC

Inventor： Simon Read ,  Matthew D Curren

IPC: F01D5/20

CPC classification number: F01D5/20 ,  F05D2220/36 ,  F05D2260/37 ,  F05D2260/38 ,  F05D2300/501 ,  F05D2300/506

Abstract: A rotary blade tip insert for incorporation into a rotary blade, for example, a rotary fan blade in a gas turbine engine. The tip insert comprises a sleeve for insertion into a recess provided in said rotary blade. The sleeve has a radially outer end defining an opening, a radially inner end and opposing wall portions extending between said ends. The tip insert further comprises a tip element having a crown portion and a root portion for insertion into the opening of said sleeve.