Invention Grant
- Patent Title: Composite fan blade
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Application No.: US17470638Application Date: 2021-09-09
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Publication No.: US11713680B2Publication Date: 2023-08-01
- Inventor: David A. Welch
- Applicant: Raytheon Technologies Corporation
- Applicant Address: US CT Farmington
- Assignee: RAYTHEON TECHNOLOGIES CORPORATION
- Current Assignee: RAYTHEON TECHNOLOGIES CORPORATION
- Current Assignee Address: US CT Farmington
- Agency: Cantor Colburn LLP
- The original application number of the division: US16209448 2018.12.04
- Main IPC: F01D5/14
- IPC: F01D5/14 ; B29C64/153 ; B22F5/04 ; B23K26/34 ; B23P15/04 ; F04D29/32 ; B33Y10/00 ; B33Y80/00
Abstract:
A blade fabrication method is provided and includes additively manufacturing a core, securing the core to a mandrel, electroforming a leading edge sheath directly onto the core and the mandrel and removing the mandrel from the core and the leading edge sheath.
Public/Granted literature
- US20210404343A1 COMPOSITE FAN BLADE Public/Granted day:2021-12-30
Information query
