Jun 9, 2026

US12650283 - Adjustable firearm accessory

A firearm accessory mounted to a firearm accessory rail and allowing adjustment of the accessory relative to the firearm accessory rail includes an indexing member having a tab structured to engage with one of the series of slots of the firearm accessory rail, and having two or more indexing slots, the two or more indexing slots spaced apart from one another at a distance less than the regular pitch interval of the accessory rail, and a single clamp having a crossmember structured to engage with one of the two or more indexing slots, the single clamp structured to simultaneously secure the accessory and the indexing member to the firearm accessory rail in a single clamping action.

Assignee: SIG SAUER, INC.
Inventors: Michael K. Morrison
Filing date: 2023-06-21

firearmaccessoryadjustable

The patent describes an adjustable firearm accessory that can be mounted on a firearm accessory rail, featuring an indexing member with multiple slots for precise positioning. A single clamp mechanism allows for simultaneous securing of both the accessory and the indexing member, enhancing ease of adjustment.

Claim 1

1 . A firearm accessory structured to be mounted to a firearm accessory rail having a series of slots spaced apart at regular pitch intervals and structured to allow adjustment of the accessory relative to the firearm accessory rail, the firearm accessory comprising: an indexed adjustment plate having a tab structured to engage with one of the series of slots of the firearm accessory rail, and having two or more indexing detents, the two or more indexing detents having a curved shape and being spaced apart from one another at a distance less than the regular pitch interval of the slots of the accessory rail; and a clamp structured to engage with one of the two or more indexing detents, the clamp structured to simultaneously secure the accessory and the indexed adjustment plate to the firearm accessory rail in a single clamping action. an indexed adjustment plate having a tab structured to engage with one of the series of slots of the firearm accessory rail, and having two or more indexing detents, the two or more indexing detents having a curved shape and being spaced apart from one another at a distance less than the regular pitch interval of the slots of the accessory rail; and a clamp structured to engage with one of the two or more indexing detents, the clamp structured to simultaneously secure the accessory and the indexed adjustment plate to the firearm accessory rail in a single clamping action.

Google Patents

https://patents.google.com/patent/US12650283

USPTO PDF

https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/12650283