US12379179 - Firearm muzzle accessory

The patent describes a firearm with a barrel featuring an alignment key and a muzzle accessory designed to securely attach to the barrel using an alignment groove and a locking pin. This configuration ensures that the muzzle accessory is rotationally fixed relative to the firearm’s barrel for improved stability and performance.

Claim 1

1. An accessorized firearm, comprising: a firearm including a barrel having a main firing tube, the barrel provided with an alignment key; and a muzzle accessory including an accessory body having a through-channel, a cylindrically-shaped locking pin positioned within a through-bore of the muzzle accessory and a surface provided with an alignment groove, the cylindrically-shaped locking pin including two circumferential channels, the through-channel receiving the barrel of the firearm, the alignment groove receiving the alignment key, the alignment key rotationally fixing the muzzle accessory relative to the barrel. a firearm including a barrel having a main firing tube, the barrel provided with an alignment key; and a muzzle accessory including an accessory body having a through-channel, a cylindrically-shaped locking pin positioned within a through-bore of the muzzle accessory and a surface provided with an alignment groove, the cylindrically-shaped locking pin including two circumferential channels, the through-channel receiving the barrel of the firearm, the alignment groove receiving the alignment key, the alignment key rotationally fixing the muzzle accessory relative to the barrel.

Google Patents

https://patents.google.com/patent/US12379179

USPTO PDF

https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/12379179