CO-CURED COMPOSITE FAN BLADE AND METHOD
Assignee
BOEING COMPANY, THE A CORP. OF DELAWARE
Filed
Aug 28, 1991
Granted
Jan 3, 1995
Location
EDGMONT PA US
Abstract
This invention relates to an aerodynamic blade assembly and method by which the blade is formed in a single cure cycle. A foam core having an aerodynamic shape is provided on which an inner spar wrap member, an upper spar pack member, a lower spar pack member, a lower outer spar wrap member, an upper outer spar wrap member, a leading edge block and a trailing edge wedge are laid-up from fiber-reinforced composite material. The total lay-up assembly with the core is placed in a mold tool and the tool heated to thereby cure and structuralize the total lay-up assembly to form the blade.
Source: Google Patents
35 USC §181 Secrecy Order
Imposed
Apr 9, 1992
Rescinded
Dec 1, 1992
Duration
7 months
Inventor
- 1ARTHUR J. LALLO
Record Details
- Patent number
- US 5378109
- Application
- 07750585
- Aerospace match
- Yes
- Dataset source
- 35 USC §181 SO records
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