Dec 9, 2025

US12492884 - Accessory mount system

An accessory mount system for connection to a rear sight block (RSB) of a Kalashnikov pattern firearm includes a locking insert that has a projection which extends in a first direction. The projection is adapted to be received within a first recess of the RSB for connection thereto. An adapter body is connected to the locking insert and has a projection that extends in a second direction opposite the first direction. The projection of the adapter body is adapted to be received within a second recess of the RSB for connection thereto. A mount body is connected to the adapter body and has an accessory interface which is adapted to connect to an accessory. An adapter body is secured with a push-pivot pin securely wedging the projection of the adapter against an internal wall of the RSB.

Assignee: Exponential Innovation IP Holdings LLC
Inventors: Von Davis, Daniel R. Blackburn
Filing date: 2022-12-12

accessorymountkalashnikovfirearm

The patent describes an accessory mount system designed for Kalashnikov pattern firearms, featuring a locking insert and an adapter body that secure to the rear sight block (RSB) using projections that fit into corresponding recesses. This system allows for the attachment of accessories while ensuring a stable connection over the firearm’s receiver cover.

Claim 1

1 . An accessory mount system for connection to a rear sight block (RSB) of a Kalashnikov pattern firearm, comprising: a locking insert having a projection extending therefrom in a first direction, the projection configured to be directly received within a first recess of the RSB for connection thereto, wherein the RSB is configured to extend along a longitudinal axis of a barrel of a Kalashnikov pattern firearm; an adapter body connected to the locking insert and having a projection extending therefrom in a second direction opposite the first direction, the projection of the adapter body being adapted to be received within a second recess of the RSB for connection thereto, the first and second directions extending along the longitudinal axis; and a mount body connected to the adapter body and having an accessory interface adapted to connect to an accessory, wherein the mount body is configured to extend over a receiver cover of the Kalashnikov pattern firearm. a locking insert having a projection extending therefrom in a first direction, the projection configured to be directly received within a first recess of the RSB for connection thereto, wherein the RSB is configured to extend along a longitudinal axis of a barrel of a Kalashnikov pattern firearm; an adapter body connected to the locking insert and having a projection extending therefrom in a second direction opposite the first direction, the projection of the adapter body being adapted to be received within a second recess of the RSB for connection thereto, the first and second directions extending along the longitudinal axis; and a mount body connected to the adapter body and having an accessory interface adapted to connect to an accessory, wherein the mount body is configured to extend over a receiver cover of the Kalashnikov pattern firearm.

Google Patents

https://patents.google.com/patent/US12492884

USPTO PDF

https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/12492884