Patent ID: 11897191
Assignee: THE BOEING COMPANY
Field: Other special machines (Mechanical engineering)
Classification: CPC B  Y | IPC B

Claim 7:
8. A radius filler that comprises:
a lattice shaped as a one-piece additive manufactured structure that comprises a sintered metal powder configured to form unified elongate members that comprise: a first curved peripheral side, a second curved peripheral side, and a third peripheral side, configured to fill a channel in a composite part, wherein:
a first elongate member of the unified elongate members extends from the first curved peripheral side to the second curved peripheral side; and
a second elongate member of the unified elongate members extends from the first curved peripheral side to the third peripheral side; and

a resin that fills any space between the unified elongate members, wherein the lattice and the resin comprise a number of desired performance parameters that comprise a stiffness.