Patent ID: 6836991

Claim:
A catcher for receiving expended shell casings from a firearm having an ejection port as the firearm is discharged, the catcher comprising: a hollow housing having a plurality of rigid walls, wherein one of the walls has an opening in communication with the ejection port when the catcher is mounted to the firearm for receiving the shell casings; and a lining fixed inside the rigid walls, wherein the lining comprises an acoustic foam having a plurality of wedges and the wedges are configured to deflect the shell casings into the catcher, and each of the wedges has a front face that is slanted away from the opening such that the casings are deflected away from the opening and a rear face that is perpendicular to the planar surface of the housing or slanted away from the opening such that the casings are resisted from traveling back toward the opening even when bouncing inside the housing.