US12305952 - Systems and methods related to selective capture of spent shell casings

The patent describes a system for capturing spent bullet casings that includes a cover with a longitudinal rail and a slider, allowing the user to engage or disengage a capture bag positioned over the rifle’s ejection port. This design aims to facilitate the collection of spent casings while maintaining ease of use through a tension-based mechanism.

Claim 1

1. A system comprising: a cover comprising a body surrounding an opening, the cover including a longitudinal rail disposed on a first side of the cover; a slider supporting the rail along a longitudinal length between a first position and a second position; a bias member acting on the cover and the slider to bias the cover towards the second position; a catch supported on the slider to physically contact and maintain the cover closer to the first position than the second position; and a bag supported by the cover, extending over a side of the opening, wherein the slider is one of coupled to and includes a rail guide configured to mate with a mounting rail secured to a firearm. a cover comprising a body surrounding an opening, the cover including a longitudinal rail disposed on a first side of the cover; a slider supporting the rail along a longitudinal length between a first position and a second position; a bias member acting on the cover and the slider to bias the cover towards the second position; a catch supported on the slider to physically contact and maintain the cover closer to the first position than the second position; and a bag supported by the cover, extending over a side of the opening, wherein the slider is one of coupled to and includes a rail guide configured to mate with a mounting rail secured to a firearm.

Google Patents

https://patents.google.com/patent/US12305952

USPTO PDF

https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/12305952