US12352542 - Inserts having ballistic protection layer

The patent describes an insert designed to reinforce a structural member’s cavity, incorporating a ballistic material to enhance protection against debris and fragmentation. The insert features a shell and a core, with the ballistic material potentially including para-aramid or aromatic polyamide fibers.

Claim 1

1. An insert for structurally reinforcing a cavity of a structural member, wherein the insert includes: a shell and a core that is fully encapsulated by the shell; and wherein the shell or the core comprises a ballistic material, including para-aramid fibers, aromatic polyamide fibers, or both, to prevent penetration of the structural member by flying debris, fragmentation, or both. wherein the shell or the core comprises a ballistic material, including para-aramid fibers, aromatic polyamide fibers, or both, to prevent penetration of the structural member by flying debris, fragmentation, or both.

Google Patents

https://patents.google.com/patent/US12352542

USPTO PDF

https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/12352542