초록 ▼

A conversion kit for a recoil-operating automatic pistol to convert it to direct blow-back operation utilizes a two piece barrel having chamber and muzzle portions that may be threaded together. The chamber portion is first installed on the receiver by insertion through the injection port, and the m

A conversion kit for a recoil-operating automatic pistol to convert it to direct blow-back operation utilizes a two piece barrel having chamber and muzzle portions that may be threaded together. The chamber portion is first installed on the receiver by insertion through the injection port, and the muzzle-piece is then threaded to the chamber-piece to complete the assembly of the barrel.

대표청구항 ▼

1. An automatic firearm having a receiver 18, a slide 16 with an ejection port 19 and a training barrel 5, said training barrel 5 comprising(1) a chamber-piece 8 having a receiver engagement portion 21 and a chamber-piece coupling means 13 at the forward end of the chamber-piece; and (2) a muzzle-pi

1. An automatic firearm having a receiver 18, a slide 16 with an ejection port 19 and a training barrel 5, said training barrel 5 comprising(1) a chamber-piece 8 having a receiver engagement portion 21 and a chamber-piece coupling means 13 at the forward end of the chamber-piece; and (2) a muzzle-piece 9 having a barrel bore 26 and a complementary coupling means at the chamber end of the muzzle-piece 9 for coupling to the chamber piece 8characterized by the chamber-piece 8 being dimensioned to be passed through the ejection port 19 upon assembly of the firearm.