A wad for a shotgun cartridge

Abstract

A wad for a shotgun cartridge is provided, the wad comprising: a wall defining a cavity therein for holding a projectile, the wall having a first end having an opening and a second end; a base member having a first end and a second end, the base member being disposed at the first end of the wall and closing the opening at the first end of the wall; wherein the base member is moveable relative to the wall between a first position and a second position, movement of the base member from the first position to the second position expanding a portion of the wall adjacent the first end of the wall. A shotgun cartridge is provided, the cartridge comprising: a head comprising a primer; a sleeve extending from the head having a distal end; a charge of explosive powder disposed within the head adjacent the primer; a wad as provided, the wad disposed within the sleeve on the opposite side of the power with the base member towards the head and the second end of the wall towards the distal end of the sleeve; and a projectile disposed within the cavity of the wad.

Dependencies are inferred from the claim text.