초록 ▼

An adapter for converting the receiver of a rifle to one which receives a cartridge housing rounds of a shorter length, said adapter comprises a body defined by four walls two of which walls defining the front and rear walls of the adapter and two of which walls defining left and right side walls of

An adapter for converting the receiver of a rifle to one which receives a cartridge housing rounds of a shorter length, said adapter comprises a body defined by four walls two of which walls defining the front and rear walls of the adapter and two of which walls defining left and right side walls of the adapter. Each of said walls defining a secondary receiver chamber sized to receive a magazine cartridge of rounds a shorter length than otherwise provided for in a rifle. The adapter includes a mechanism which cooperates with a retention catch of a rifle to effect registration of the adapter with the rifle and for allowing the magazine cartridge to be releasably connected to the adapter.

대표청구항 ▼

[ I claim:] [1.] An adapter for converting a receiver of a rifle to one which receives a cartridge housing rounds of a shorter length than otherwise provided for in the rifle, said adapter comprising:a body defined by four walls two of which walls defining front and rear walls of the adapter and two

[ I claim:] [1.] An adapter for converting a receiver of a rifle to one which receives a cartridge housing rounds of a shorter length than otherwise provided for in the rifle, said adapter comprising:a body defined by four walls two of which walls defining front and rear walls of the adapter and two of which walls defining left and right side walls of the adapter;each of said walls defining a secondary receiver chamber sized to receive a magazine cartridge of rounds shorter in length than otherwise provided for in a rifle;means for cooperating with a retention catch of a rifle to effect registration of the adapter with the rifle and for allowing the magazine cartridge to be releasably connected to the adapter; andan adapter bolt catch carried by said adapter for cooperating with a rifle bolt catch of a bolt assembly of a rifle into which the adapter is used for effecting a bolt open condition by causing the rifle bolt catch to be moved into engagement with the bolt once the last of the shorted length rounds is expended.