Patent ID: 6974398
Filing Date: 2005-12-13
Classification: F42B

Abstract:
1. A dart, comprising a hollow casing, which may be a firearm cartridge casing, having a first open end, and a second end having a wall, and a hole drilled through the wall; an elongated shaft having a threaded hole extending into a first end, and a non-threaded hole extending into a second end; a plug attached to the first end of the shaft by means of a screw passing through the plug and threaded into the hole at the first end; the shaft being inserted through the first open end of the casing and through the hole in the wall at the second end of the casing, and the plug frictionally contacting the interior of the casing, so that the length of the shaft that extends through the hole in the wall can be adjusted; a flight holder frictionally inserted into the hole at the second end of the shaft; a solid bullet inserted into the first end of the casing and frictionally held so that a portion of the bullet extends out beyond the casing; a hole drilled into the outwardly extending portion of the bullet, and a point rod inserted into the hole of the bullet.