JP2004526937A5 - - Google Patents

Claims (29)

In the barrel assembly for firearms,
A barrel with a muzzle,
A plurality of tubular bullets axially stacked in the barrel;
Firing closure means interposed between the tubular bullets to achieve operative barrel closure between the tubular bullets in response to pressure , and closure means associated with an adjacent forward bullet through the barrel muzzle A barrel assembly comprising a selectively ignitable projectile in each ignitable ammunition. The barrel assembly of claim 1, wherein each tubular bullet has a tubular body having an open end, and the closure member is a closure wall member sandwiched between adjacent tubular bodies. The barrel assembly of claim 2, wherein each closure wall member extends to contact the barrel of the barrel and operatively engage the barrel. 3. The barrel assembly according to claim 2 , wherein the closing wall member is sandwiched between end faces of adjacent tubular bullets, and the periphery of the closing wall member is between adjacent tubular bullets by axial compression applied from the end faces. A barrel assembly that extends outwardly and operatively engages the barrel. 3. The barrel assembly of claim 2 , wherein the closure wall member forms a sealing engagement with an end surface of an adjacent tubular bullet. 5. A barrel assembly according to claim 4 , wherein the end surfaces of adjacent tubular bullets are formed to engage respective complementary wedge surfaces at the periphery of the sandwiched closure wall member. 3. The barrel assembly of claim 2, wherein the tubular bullets have complementary outer end walls that abut each other or are closely adjacent, and the closure wall member is sandwiched between the inner and outer walls. Barrel assembly.
8. A barrel assembly according to claim 7, wherein the end faces of adjacent tubular bullets extend radially and / or obliquely to the barrel axis. 8. A barrel assembly according to claim 7 , wherein the outer end wall and the inner end wall are axially spaced from each other to provide a telescoping engagement between adjacent bullets. In barrel assembly of claim 9, nesting portions of adjacent bullet has a thin wall portion can sealingly engage the input record part or barrel adjacent spread outwardly, barrel assembly. 3. The barrel assembly according to claim 2 , wherein each sandwiched sealing wall member is responsive to the pressure of the propellant charge on the front face thereof and becomes a seal against the injection of the charge contained in the adjacent rear bullet. , Barrel assembly. 2. The barrel assembly of claim 1 wherein each selectively ignitable projectile is connected to a pair of spaced annular contacts that extend around the bullet and contact respective electrical contacts that project through the barrel. A barrel assembly having an electrically operated detonator. The barrel assembly of claim 1 , wherein the annular bullet has a tubular body having outwardly converging wall segments that converge to form a respective seal against the tubular body. The barrel assembly of claim 1 , wherein each bullet other than the leading bullet in the barrel has a firing charge, and the leading bullet is fired from the barrel when the next bullet firing charge ignites. Gun barrel assembly. 15. A barrel assembly according to claim 14, wherein the wall segment at the forward end of the rear bullet is opened by the pressure from firing of the propellant charge. In bullets fired from a firearm or ammunition barrel assembly,
A tubular body with an open end loaded into the barrel of the barrel assembly;
A closure member interposed between the tubular body and an adjacent bullet and forming a closure between the bullets in response to pressure ; and
A bullet comprising a projectile charge that can be selectively ignited in a tubular body for firing an adjacent forward bullet through a barrel muzzle . The bullet according to claim 16, wherein the closing member is sandwiched between the end faces of adjacent bullets, and the peripheral portion of the wall member spreads outward between the adjacent bullets due to the axial pressure applied to the end face during use. A bullet that operatively engages the barrel. 18. A bullet as claimed in claim 17, wherein the end faces of adjacent tubular bullets are formed to engage respective complementary wedge surfaces at the periphery of the sandwiched closure member. The bullet of claim 1 , wherein the tubular body has an end face for telescoping engagement with an adjacent bullet. 17. A bullet according to claim 16, wherein the blocking wall member butts against a closing wall member provided on an adjacent bullet when loaded into a barrel .
A tubular body that forms part of a bullet stacked in the barrel of a firearm when in use;
A closure at the rear end of the body and forming a sealing engagement with an adjacent rear bullet or barrel in the stack in response to pressure;
A firearm bullet in the body, with adjacent forward bullets and a propellant that can be ignited to fire each closure from the barrel. 22. A bullet for a firearm according to claim 21, wherein in use, the closure is responsive to the pressure generated by ignition of the respective projectile charge. 22. A bullet for firearms according to claim 21, wherein the closure reacts to form a seal in the rear bullet tubular body. 22. A bullet for a firearm according to claim 21, wherein the closure reacts to form a seal on the barrel. A barrel having axially stacked tubular bullets;
Comprising a tubular body, a closure at the rear end of the body and almost all ammunition with a projectile charge in the body,
A barrel assembly for a weapon in which each blockade forms a seal on the tubular body in response to ignition of a respective propellant charge. 26. The barrel assembly of claim 25, wherein the forward bullets in the stack do not contain a projectile charge. 26. The barrel assembly of claim 25, wherein the tubular body engages the seal at one or more complementary surfaces. 26. A barrel assembly according to claim 25, wherein each blockade forms a seal on the barrel in response to ignition of a respective propellant charge. 26. A barrel assembly according to claim 25, wherein each tubular bullet has a tubular body with an open end, and the closure means is formed in a wall between the open ends of adjacent bullets.