Invention Grant
- Patent Title: Blisk bonded CMC airfoil having attachment
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Application No.: US15978807Application Date: 2018-05-14
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Publication No.: US11268389B2Publication Date: 2022-03-08
- Inventor: Ted J. Freeman , Aaron D. Sippel , Bruce E. Varney
- Applicant: Rolls-Royce North American Technologies Inc. , Rolls-Royce Corporation
- Applicant Address: US IN Indianapolis; US IN Indianapolis
- Assignee: Rolls-Royce North American Technologies Inc.,Rolls-Royce Corporation
- Current Assignee: Rolls-Royce North American Technologies Inc.,Rolls-Royce Corporation
- Current Assignee Address: US IN Indianapolis; US IN Indianapolis
- Agency: Barnes & Thornburg LLP
- Main IPC: F01D5/30
- IPC: F01D5/30

Abstract:
A turbine blade is secured with a turbine disk by a retention assembly. The turbine blade includes a blade stem and the disk includes at least one mount post for mounting of the turbine blade. The retention assembly is secured with the disk by forming a diffusion joint with the disk.
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