Patent ID: 11913352
Assignee: GENERAL ELECTRIC COMPANY
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F  Y | IPC F

Claim 8:
9. An airfoil of a fan blade comprising:
a first surface defining a cavity, the airfoil including an opening extending through the first surface, the first surface including a first rib protruding away from the first surface, the first rib including a second surface; and
a cover plate including a second rib protruding from a third surface of the cover plate, the second rib including a fourth surface spaced apart from and facing the first surface, the second surface of the first rib spaced apart from and facing the third surface of the cover plate, the second and fourth surfaces positioned between the first and third surfaces, the second rib mounted to the first rib such that the cover plate encloses the opening.