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8161886 |
Short magnum shotshell cartridge and firing assembly
A sabot-retaining shotshell cartridge and firing assembly including a barrel or barrel insert for firing the sabot-retaining shotshell cartridge. The shotshell cartridge includes a cylindrical...
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8091462 |
Firearm attachment locking system
A locking system for a firearm attachment. The locking system having a rotating lock ring having a lock-and-release lever rotatably mounted thereto. The lock-and-release lever having a lock...
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8087344 |
Recoil operating pistol with nestable barrel and slide
A recoil operating pistol has a barrel and slide with at least a pair of flat mating surfaces extending along a substantial length of both the barrel and slide parallel to each other on opposite...
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8037877 |
Barrel for prohibiting paintball from dropping therefrom
A barrel for prohibiting the paintball from dropping therefrom is provided by the present invention. The barrel includes a main body and an elastic ring. In which, a rear end of the main body is...
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8025003 |
Fluted firearm barrel
A firearm barrel having barrel flutes on the outer surface of the barrel where the barrel flutes are undercut relative to an outward radial vector from the center of the barrel at an arcuate radial...
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8020333 |
Cylinder with polycrystalline diamond interior
A rigid composite structure includes a tubular body made from a metallic material and having a first bore formed therein along a longitudinal axis, and one or more segments formed from a super hard...
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7997020 |
Gun barrel assembly
A firearm having a receiver housing an action-cycling mechanism, a barrel having a muzzle opening on a distal end, a shroud coaxially surrounding at least a portion of the barrel, the shroud having...
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7987624 |
Flashless electric firearm and ammunition therefor
A substantially noiseless firearm and ammunition therefor, in which the projectile of the ammunition is attached to the front end of a sabot which fills the cross-sectional area of the barrel and...
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7963202 |
Superalloy mortar tube
A finless mortar tube made of a superalloy includes, seriatim, a breech end, a beginning taper point, an ending taper point, a lower clamp region, an upper clamp region, and a muzzle end. The...
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7942090 |
Enhanced operating life blank fire attachment for gas-operated weapons
An blank firing attachment, with enhanced operating life, for use with gas-operated weapons; wherein, a tungsten carbide stem extending from the attachment is inserted into the bore of the weapon's...
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7866079 |
Modular barrel assembly
A modular barrel assembly for firearms that includes a breech section formed from a high-strength material and a barrel section. the barrel section generally is formed separately from the breech...
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7810272 |
Gun barrel assembly
A firearm barrel assembly having a gun barrel with a muzzle opening on a distal end, a shroud coaxially surrounding at least a portion of the barrel, the shroud having a distal portion extending...
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7775200 |
Barrel system for a paintball marker
A barrel system for a paintball marker including a breach removably connected to the paintball marker and a composite front detachably connected to the breach. The composite front of the barrel...
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7743965 |
Process to deposit a protective coating on the inner wall of a tube, and notably a gun barrel produced according to this process
A method for setting a protective coating on the inner wall of a tube includes providing a cylindrical sleeve, then setting on the outer surface of the sleeve a layer of a thermo fusible material,...
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7658138 |
Practice barrels for use with practice cartridges
Practice barrels for use with practice cartridges are described herein. An example practice device for use with self-loading grenade launchers includes a practice barrel having a practice cartridge...
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7658186 |
Multi-purposes mechanism for shooting apparatus
A multi-purposes mechanism for shooting apparatus includes a gun body, a barrel, a shooting member, and a rear cap. The gun body comprises a hollow tube perpendicularly interconnecting with a first...
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7650710 |
Article with enhanced resistance to thermochemical erosion, and method for its manufacture
A body of iron, steel or other such ferrous material is protected from thermochemical erosion by a layer of an iron nitride having a relatively low nitrogen content. The atomic percentage of...
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7631454 |
Ball propelling machine
A barrel (14)for a gas powered ball machine of the type used to simulate balls propelled whilst playing ball sports, especially those machines used to propel balls with a raised seam, such as a...
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7587853 |
System for fastening the barrel of a rifle having a replaceable barrel
A system for fastening the barrel (1) of a rifle with a replaceable barrel, the system consisting of a lock frame (2), into which the barrel socket (5) can be inserted into position and locked by a...
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7475636 |
Projectile with selectable kinetic energy
A projectile having variable kinetic energy contains multiple propellant charges (14) that are able to be individually selected for ignition. Each charge (14) has a selectable initiator (15) that...
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7451756 |
Paintball spin application method
A gun having a firing mechanism and a barrel. The barrel has a breech end coupled to the firing mechanism, a muzzle end, and a bore having a length which extends longitudinally between said breech...
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7444775 |
Caliber convertible AR-15 upper receiver system
A system that converts an original equipment (OEM) AR-15 rifle to a rifle capable of firing cartridges of at least two different calibers. Two or more barrel liners are provided for cartridges of...
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7380363 |
Replaceable blank firing barrel
A blank firing barrel for use with handguns is disclosed. The blank firing barrel is sized to be substituted for an existing live-ammunition firing barrel in a handgun. The blank firing barrel can...
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7275342 |
Semi-automatic weapon for several tubes cartridges loading system for long guns
New design for semi-automatic weapon for several tubes cartridges loading system for long guns, wherein an in-between connection steel part fixes the barrel to the receiver. The retention of the...
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7237705 |
Firing pin actuation and reset mechanism for a powder actuated setting tool and method
Disclosed herein is a method that relates to resetting and firing a powder actuated setting tool. The method includes resetting the tool by torsionally urging a portion of a firing pin into axial...
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7210260 |
Firearm cartridge and case-less chamber
A firearm cartridge has a case configured with a relatively straight-walled portion and a shoulder portion for housing a quantity of propellant. The case further includes a neck for retaining a...
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7191558 |
Dynamic process for enhancing the wear resistance of ferrous articles
A dynamic process for increasing the wear life of ferrous articles subjected to a high-temperature environment created by combustion of a propellant or fuel comprises selecting the propellant or...
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7159353 |
Shotgun firearm
A shotgun has two or more firing chambers, each chamber having an exit opening, and a single barrel. A transition connects the exit openings of the firing chambers to the barrel. A movable cover is...
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7076905 |
Pneumatic paintball marker, universal barrel, adaptor and insert combination
The present invention comprises a pneumatic paintball marker for use with an adaptor, the pneumatic paintball marker comprising a marker body which has a back portion and a front portion. The back...
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7036260 |
Method and system to prevent firing live rounds of ammunition during miles exercises
A safety system for preventing a handheld firearm from discharging an inadvertently loaded live ammunition projectile or bullet during a training exercise or the like by safely venting through a...
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7013592 |
Guns with exterior surface configured barrels
Gas-operated automatic and semi-automatic guns are improved by providing their barrels with unique exterior surface configurations to reduce the weight of their barrels while retaining the barrels'...
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6990764 |
Shotgun attachment
A tube and ring assembly is provided for use with a shotgun barrel including a cylindrical tube, which may be a conventional choke tube or a carrier platform, with a first externally threaded...
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6931776 |
Apparatus for the section-wise autofrettage of gun barrels
An apparatus for the section-wise autofrettage of gun barrels (22) by a hydraulic pressure generated inside the barrel. The apparatus (1, 1′, 1″) comprises a mandrel-shaped insert (2, 2′, 2″) i...
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6889462 |
Harmonic stabilizer system for rifle barrel and a rifle equipped therewith
A spring, which may be either a coil spring or a leaf spring, provides an adjustable stabilization force to the barrel of a rifle to tune out harmonic vibrations resulting from firing a particular...
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6889464 |
Composite structural member
To make a composite gun barrel, an inner barrel of a hard refractory material is formed and a composite jacket formed over it to increase the stiffness and strength while not adding excessive...
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6886284 |
Firearm microstamping and micromarking insert for stamping a firearm identification code and serial number into cartridge shell casings and projectiles
A firearm comprising a gun barrel for accommodating a desired round of ammunition having a bullet, a shell casing and a primer. The gun barrel has a firing pin associated with a chamber of the gun...
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6874403 |
Assembly and a method for increasing the accuracy of a projectile
An assembly (10) having an outer barrel (12) and an inner barrel (30) having a pair of dissimilar sized bearings (38, 40) which are press fit within the outer barrel (12) and which permit the inner...
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6826865 |
Gun chambering device
A chambering device for a gun includes a shank having a plurality of cutting flutes, a projection extending from one end of the shank, at least one spacer disposed about the projection, and a shaft...
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6817132 |
Barrel chambering method and apparatus
A method of machining a chamber in a gun barrel by EDM, by using a conductive electrodes which defines the desired shape and dimensions of the chamber. A series of electrodes of progressively...
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6796073 |
Method for producing a barrel marking
The invention pertains to a method for producing a barrel marking on the inner side (4) of the barrel (2) of a firearm. Barrel markings on firearms are used for marking projectiles fired from the...
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6779716 |
Rifled weapon engraver and scanner
A computer-controlled laser etching probe etches a firearm-identifying indicia such as a barcode encoded serial number into the barrel and breech of a bore of a firearm. Owner registration data...
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6758005 |
Apparatus and method for crowning the barrel of a firearm
An apparatus and method for crowning a muzzle end of a firearm barrel includes inserting an elongated rod-like pilot stem with upper and lower ends into a barrel bore. The stem has an expandable...
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6698128 |
Adjustable bore paint ball gun
A barrel with an adjustable bore diameter for use with a paint ball gun allowing the gun to fire paint ball pellets of different sizes. The barrel need not be removed from the gun in order to...
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6604314 |
Barrel for a firearm
Barrels, a breech structured to interact with such barrel(s), and firearms incorporating such barrels and breech are disclosed. The barrels include a cartridge chamber having an internal surface...
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6598329 |
Tactical weapon
A tactical weapon includes a firearm assembly that is for firing ammunition. The firearm assembly has a stock member. The stock member is for facilitating supporting of the firearm assembly by a...
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6543174 |
Barrel assembly with over-pressure relief
A barrel assembly (70) comprising a plurality of projectiles (75) axially disposed within a barrel (71) and associated with discrete selectively ignitable propellant charges (74) for propelling the...
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6543173 |
Firearm assembly
A firearm assembly including a fluid deflector adapted to be connected to a discharge end of a barrel of a firearm, the fluid deflector including a first passage for flow therethrough of a fluid...
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6526685 |
Paint ball gun
A paint ball gun is provided. The paint ball gun has a curved bore and a fluid actuated firing mechanism. The fluid actuated firing mechanism is in operable communication with the curved bore such...
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6508159 |
Heat sink for firearm barrels and method for attachment and use
A firearm heat sink is provided that may be easily affixed to, and removed from, a firearm. The heat sink is provided with a plurality of cooling fins. In a preferred embodiment, the firearm heat...
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6499477 |
Multi-purpose war game device
A reuseable war game device launches paint-balls or liquid colorant or both simultaneously, and can be aimed and fired while hand-held, can be concealed and aimed but remotely triggered, is easy to...
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