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7631453 |
Interchangeable caliber semi-automatic rifle
A semi-automatic rifle kit comprises a receiver; first and second bolt assemblies that can be interchangeably inserted inside the receiver when no barrel is coupled to the receiver; and first and...
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7562478 |
Firearm conversion system and caliber reducer with hammer safety lock
A pistol has a forwardly extending cylindrical shaft with a cylindrical bearing surface. A rotatable cylinder is mounted on the bearing surface. A cylindrical chamber in the rotatable cylinder...
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7467490 |
Display clamp assembly for extra firearm barrels
A display clamp assembly, and a related method, are disclosed for removably attaching a second barrel to a shotgun for display purposes, allowing a retail store (or a buyer) to display the firearm...
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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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7421934 |
Mortar tube for training
A training mortar apparatus includes a small mortar tube and a large mortar tube, the small mortar tube being disposed in the large mortar tube; a removable base cap attached to one end of the...
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7380488 |
Blank firing adapter for combination gas and recoil operated weapon
A firing adapter for a combination gas and recoil operated weapon includes a blank firing barrel attached to the weapon; a piston having a barrel end and an anchor end, the barrel end being...
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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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7316093 |
Firearm and munitions kit
The firearm and munitions kit is a cartridge and a barrel insert for a firearm adapted to fire munitions comprising a 223 round. The cartridge has an axis, a neck, a shoulder, a body, an extraction...
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7302881 |
Conversion kit and method for a ruger 10/22 semi-automatic .22 caliber rim fire rifle to shoot .17 mach 2 cartridges
A conversion kit and method for converting the RUGER® 10/22® semi-automatic .22 caliber rim fire rifle to shoot .17 HM 2 cartridges utilizes the original bolt in the receiver and replaces the...
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7302774 |
Flash suppressor apparatus and methods
Flash suppressors having novel expansion features are disclosed. In one embodiment, a suppressor apparatus includes an attachment portion adapted to attach to a gun barrel, and a suppressor portion...
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7207273 |
Buckshot round
A buckshot round for use in large, smooth-barreled weapons, such as an M203 or M79 grenade launcher, wherein the round itself acts as the firing barrel. In particular, a lethal buckshot round is...
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7121035 |
Sight-preserving, partially self-cleaning, divergent-axis caliber conversion in handguns
A conversion kit for converting a semi-automatic or self-loading handgun of a certain caliber, such as a Colt .45, is modified to allow the use therein of cartridges of a different, usually smaller...
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7076904 |
Detachable gun barrel assembly
A detachable gun barrel assembly having an adapter for threaded engagement with the receiver and a barrel dimensioned for affixation to the adapter. The adapter has a mating end section which...
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7062875 |
Barrel replacement or insert devices for firearm function conversion
An adapter device is provided for converting a grenade launcher into a weapon for firing shot shells. The adapter includes an elongate barrel member of a gauge for shot shell which is adapted to be...
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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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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...
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6823857 |
Barrel assembly with removable barrel insert for pneumatic paintball gun
A barrel assembly for a pneumatic paintball gun includes a barrel body and a barrel insert. The barrel body has a breech end, a muzzle end, and a barrel bore extending longitudinally through the...
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6789342 |
Firearm
A fire arm, especially a small caliber pistol, having a grip, a frame connected to the grip, a barrel unit fixed on the frame in the operating state of the fire arm, with a barrel tube and a bolt...
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6769209 |
Removable interior barrel adaptable in an interior of an original barrel for ammunition or pellets for sport rifles
A removable inner barrel apparatus has a rifle with barrel extending therefrom, an inner barrel having an end through which ammunition can exit, a pressure nut removably fastening the barrel of the...
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6718677 |
Plug for a firearm
A plug assembly for inserting in a breech of a breech-loaded firearm to convert the breech-loaded firearm to a muzzle-loaded firearm is provided. The plug body is slidable in the breech and...
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6634128 |
0.22 caliber long rifle removable conversion system kit for black powder cap and ball reproduction and replica revolver—recreation and gallery shooting
A 0.22 caliber long rifle removable conversion system kit for open top frame, black powder, ball and cap colt reproduction and replica revolver—recreation and gallery shooting comprises a barrel...
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6619179 |
Small firearm muzzle accessory mount
An accessory adaptor for a small firearm muzzle is disclosed for attaching a bored firearm accessory in alignment with the firearm bore. The accessory adaptor includes an adaptor body having a full...
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6606952 |
Shotgun adapter for use to school different gauge shells
A shotgun adapter is provided for firing a shotgun cartridge having a shotgun bore which is larger than the cartridge. The adapter is a generally hollow tubular member having a cylindrical tapered...
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6591534 |
Gun locking interface assembly for non-conforming components
Shown is a locking interface assembly that facilitates the integration of a commercial Long Gun Barrel tube with an existing gun mount of a conventional Tank. The interface assembly allows 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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6513274 |
Removable system for converting a breach loading shotgun to a .22 long rifle
A removable system for converting a breach loading shot gun with center fire cartridges for use with .22 caliber rim fire rifle cartridges has a cylindrical sleeve nut with an axial hole drilled...
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6493979 |
Handgun system with an exchangeable barrel
A system for firing either a first cartridge or a second cartridge from a handgun, the first and second cartridges having dissimilar calibers. The system includes a first barrel removably mounted...
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6446559 |
Shotgun adapter for use to shoot different guage shells
A shotgun adapter is provided for firing a shotgun cartridge having a shotgun bore which is larger than the cartridge. The adapter is a generally hollow tubular member having a cylindrical outer...
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6442882 |
Cartridge ejection mechanism for converted automatic pistol
An automatic pistol converted to fire low energy ammunition in a blow-back mode has a replacement barrel that carries a cam on its upper surface. The weapon slide, as it retires during firing,...
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6385891 |
Adapter for attaching sound suppressors or other auxiliary devices to weapons
An adapter for attaching sound suppressors or other auxiliary attachments, such as a grenade launcher, to a weapon having a flash suppressor mounted on the end of a gun barrel. The adapter includes...
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6381894 |
Bola launcher
A bola deployment device for launching a bola from a firearm has a housing member, a plurality of tubular segments with pockets for inserting a bola weight and a stowage area for placing the bola...
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6357331 |
Two-piece barrel for low-energy training ammunition
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....
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6318230 |
Gun attachment
A blank firing attachment for a recoil operated gun. The attachment comprises a barrel (10) having in its length an external shoulder (12). A gas cylinder in the form of a sleeve (13) is slidingly...
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6295751 |
Flare attachment for a firearm with a removable barrel
An attachment for a firearm with a removable barrel screws onto the firearm in place of the barrel and enables firing a flare. The attachment includes a firing pin housing with a sliding firing pin...
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6293040 |
Interchangeable weapon receiver for alternate ammunition
An interchangeable upper receiver assembly for use with a hand held weapon and the interchangeable upper receiver assembly in combination with the hand held weapon, where the interchangeable upper...
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6276252 |
Ammunition chambering mechanism for automatic firearms
A training barrel for conversion of a firearm from normal barrel/slide partial locking operation to unlocked slide blow-back operation has an insert which provides a guide ramp for chambering...
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6250007 |
Cattle stunning gun improvement
A method of providing a new cartridge chamber for the breech of a cattle stunning gun for the purpose of improving the ability of the chamber surface to resist corrosive deformation resulting from...
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6237272 |
Breech block safety device
A breech Block safety device for preventing weapons from being accidentlly loaded while at home or on display in businesses and military applications. The breech Block device utilizes two O-rings...
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6161461 |
Training device for a combat vehicle with a heavy weapon, especially an armored howitzer
A training device for a combat vehicle with a heavy weapon, especially an armored howitzer. A shorter practice barrel replaces the weapon's regular barrel, but has the same sort of attachments at...
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6145440 |
Training weapon system
The invention relates to a training weapon system for a portable recoilless anti-armor weapon of the type which comprises a sub-caliber insert barrel (1) arranged in the bore of the launching...
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6128847 |
Weapon discharge safety mechanism
A weapon discharge safety mechanism is designed in one multiple section piece for use with handguns and in two separate sections for use with rifles. The discharge safety mechanism includes a...
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5983773 |
Chambering of low-energy training ammunition in automatic firearms
A barrel positioning spring moves a barrel in a blow-back operating pistol earwardly when the slide recoils in order to position the chamber on the barrel to receive a further cartridge with the...
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5930935 |
Method and apparatus for attaching a supplemental device to an unaltered host firearm
An interbar assembly (34) for reversibly attaching a supplemental device, e.g., grenade launcher (32), to a host weapon, e.g., rifle (10). A preferred interbar assembly attaches at its forward end...
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5829180 |
Blank-firing semiautomatic pistols
A semiautomatic pistol adapted to repetitively fire blank ammunition includes a frame, a barrel slidably mounted to the frame, a slide slidably mounted to the frame and adapted for reciprocal...
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5729927 |
Firearm adapter device and cartridge carrier for use therein
An adapter device for a breech-loading firearm employs a cartridge carrier which holds a cartridge by its rim. The cartridge carrier holds the cartridge such that its rear face contacts a forward...
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5706599 |
Rifle with interchangeable barrel
A rifle has a conventional gun stock, a receiver mounted thereon immediately rearwardly of an elongated barrel. The receiver has a forward end and a hollow forward end portion to detachably receive...
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5689908 |
Rifle construction with swing-type barrel
A rifle construction with a swing-type barrel assembly is adapted for firing both conventional cartridges and non-conventional cartridges with a longitudinally extending barrel assembly having a...
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5675106 |
Blank firing conversions for semiautomatic pistols
An automatic pistol adapted to repetitively fire blank ammunition includes a frame, a barrel unit supported by the frame and a slide unit reciprocally mounted on the frame between the forward and...
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5666756 |
Shotgun having light weight interchangeable barrel tubes with improved fit
A tubular insert for a shotgun such as an over/under shotgun provides a chamber end portion with a smooth outer surface. In order to achieve a good fit between the tubular insert at the chamber end...
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5479736 |
Augmented service pistol and ammunition weapons system
An augmented service pistol weapons system and ammunition has an extended barrel and an adapter sleeve and mount which supports the barrel and partially surrounds a forward end of the service...
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