Abstract: A forend stock for a break open firearm having a housing lug, the housing lug being attached into the lower side of the barrel assembly. A coupler is secured onto the housing lug. At the coupler end opposite the housing lug rod, there is a cylindrical area, and between the two coupler ends, another finished area forming an extended flange. The extended flange has a larger diameter than the cylindrical ends of the coupler. A latch bolt is secured to the forend stock by a cover plate. The latch bolt is topped at one of its ends with a sharp bevel. At its other end, it has a cylindrical post to support a pressure spring, and is held in a longitudinal channel or recess, and arranged such that a user can access an actuator knob for manual handling of the latch bolt. The cover plate assembly has an aperture which the ledges of an extended protrusion of the latch bolt fit within, defining the forward and backward travel limits that the bolt can go in a direction parallel to the axial direction of the barrel.

Abstract: A hinged-breech weapon includes a receiver, a barrel part arranged to be tiltable around a rotational axis on the receiver, a front shaft removably fastened on the barrel part, and a bearing piece arranged on the rear end of the front shaft, when viewed in the firing direction of the hinged-breech weapon. The bearing piece includes rear bearing surfaces for pivotable mounting on the front mating surfaces of the receiver and a positioning device for adjustment of the position of the bearing piece relative to barrel part. The positioning device includes a clamping element movable in the bearing piece in the longitudinal direction of front shaft and adjustable by a control element for mounting on a stop arranged on the barrel part.

Abstract: A folding pistol is balanced so that it is held making three points of contact with the user's hand, resulting in more stability when discharged. When held by a user, the invention puts the gun bore axis in close alignment to the center axis of the user's forearm; reducing barrel jump and improving accuracy. A folding rear activation arm when in the closed position mechanically blocks the hammers preventing unintentional discharge.

Abstract: Folding firearms have a first portion including a shoulder stock having a free end butt surface and a trigger assembly including a trigger lever, a second portion including a frame defining a bolt passage, a bolt received in the bolt passage, and a barrel connected to the frame, and the first portion and second portion being pivotally connected to each other to pivot about a pivot axis between an operating position in which the barrel extends in a first direction and the shoulder stock extends in an opposite direction, and a folded position in which the barrel and shoulder stock extend in a common direction. The pivot axis may be perpendicular to a bore axis defined by the barrel, and oriented parallel to a medial plane defined by the firearm, the medial plane being vertical during normal firearm operation.

Abstract: A reconfigurable toy gun includes a handle portion, a guide member coupled to the handle portion, and a barrel portion. The barrel portion is slidably coupled to the guide member and movable along the guide member between a first end portion of the guide member and second end portion of the guide member.

Abstract: A sporting rifle with a firing mechanism, comprising a chamber (3) joined to a fork (4), a barrel (2), a butt (1) and means of fixing the butt (1) to the fork (4), wherein the fork (4) comprises at least one projecting stop (6) secured to the outside of said fork (4) which, when the fork (4) is positioned on the butt (1), said at least one stop (6) is fitted into a corresponding housing (5) located on the butt (1) and said at least one stop (6) is positioned on the fork (4) with the weld (10) located between the stop (6) and the chamber (3).

Abstract: A rifle having a receiver formed of upper and lower receiver portions attached to one another has one or more elastic bodies positioned between facing surfaces of the upper and lower receiver portions. The elastic bodies reduce play or lost motion between the upper and lower receiver portions for improved accuracy.

Abstract: A reconfigurable toy gun includes a handle portion, a guide member coupled to the handle portion, and a barrel portion. The barrel portion is slidably coupled to the guide member and movable along the guide member between a first end portion of the guide member and second end portion of the guide member.

Abstract: The invention relates to a firearm (10), in particular a single or multi-shot repeating rifle comprising a stock (11), a barrel (30) axially displaceable relative to the stock (11) and resting on or in a linear guide (20), a cartridge chamber to receive a cartridge being constituted in said barrel, further a breech (40) fitted with a breech cap (41) to seal the cartridge chamber and axially affixable in the barrel end (32) when the firearm (10) is closed, and further a locking unit (80) to lock the firearm into the closed position. The linear guide (20) comprises at least one guide rod (21), guide fork or the like linked or linkable to the barrel (30) and guided in sliding manner within the stock (11). This design leads to a compact and easily manufactured firearm with a slender and attractive appearance. The firearm (10) furthermore is made of fewer parts, resulting in simple disassembly and small shipping size.

Abstract: A quick coupling for the stock of a portable weapon, automatically provides the stock with a specific drop and cast upon its coupling by means of an interchangeable plate which can be replaced easily. The characteristics and the number of plates available are such as to meet the variation requirements made by the various users. The new quick coupling has considerable advantages in terms of constructive technical simplicity, ease of drop and cast adjustment, quick disassembly and maintenance of the weapon.

Abstract: An improved barrel link for consistently and reliably placing a barrel of a semi-automatic pistol into battery is disclosed. One embodiment of the present invention extends the width of the barrel link beyond that of the receiving channel of the barrel lug legs so as to substantially equal the exterior dimension of the barrel lug. In addition, the portions of the barrel link extending beyond the width of the channel of the barrel lug are designed to provide multiple points of contact with the front face of the barrel lug in both vertical and horizontal positions so as to reliably and consistently place the barrel into battery. The additional width of the barrel link and additional contact between the link and barrel lug aids in stabilizing lateral and rotational forces prolonging the life of the weapon.

Abstract: A muzzle loading firearm has an elongated barrel defining an elongated bore, with a muzzle end and a breech end. A breech cap is removably connected the breech end of the barrel to enclose a chamber at the rear of the bore. A portion of the breech cap may be external to the barrel, which may be externally threaded. The breech cap may be entirely clear of the breech bore, and the bore may have a consistent profile from end to end. The barrel threads may be standard, multistart or interrupted. The breech cap may overlay the face of the rear end of the barrel.

Abstract: A lightweight, compact, collapsible, and easily concealed pistol. The pistol has a barrel and a handgrip which are pivotally attached to the frame. The barrel is locked to the frame by a barrel lock. Operation of the barrel lock releases the barrel, allowing the barrel to pivot for reloading. In the collapsed position, the handgrip folds to cover the frame and the trigger, which is retracted therein. In the firing position, the handgrip is rotated away from the barrel, and locks in place via grip locks disposed in the frame, and the trigger extends from the frame. The hammer is pivotally attached to the frame. The hammer incorporates a firing pin. A safety located on the hammer retracts the firing pin within the hammer to prevent firing the pistol in the safe position, and extends the firing pin to fire the pistol.

Abstract: A rifle comprising a housing, a barrel anchored thereon and a forearm extending below the barrel. The barrel is anchored by a fastening element which extends through a cross hole of the housing. The forearm has at least one axial projection that detachably engages into a seat of the housing. The cross hole for anchoring the barrel and the seat for fastening the forearm intersect and the forearm comprises a snap-in recess for the fastening element to snap in when the barrel is anchored.

Abstract: The present invention is an improved quick change barrel system for a firearm. It features an interlocking trunnion and lock ring that hold the barrel in place proximate the receiver. Intermittent threading provides multiple points of interface. A foldable handle is provided to allow safe removal of the lock ring and additional torque for attachment and removal of the lock ring from the system.

Abstract: A firearm includes a barrel that has a central axis, a receiver fixedly supporting the barrel, and a gunstock that is connected to the receiver and that has a longitudinal axis. The gunstock and the receiver are each configured to provide for angular movement of the gunstock relative to the receiver and, in turn, the barrel whereby the central axis of the barrel varies in a generally radial direction extending from the longitudinal axis of the gunstock. In this way, the firearm may be discharged by a warfighter, standing adjacent to a corner, around the corner.

Abstract: A break down triple-barrel shotgun includes three barrels, having two bottom barrels and one top barrel positioned on top of the two bottom barrels. In this respect, the triple-barrel shotgun has features of both side by side and over and under shotguns. The triple-barrel shotgun has simple break down mechanical features and provides increased shot opportunities with the reliability of a breakdown shotgun. As a result, the number of shells that are jammed is lowered or eliminated in comparison with conventional three shot shotguns. Also, the cleaning, maintenance, and care of a shotgun having a three shot capability is simplified in comparison with conventional three shot shotguns. The subject triple-barrel shotgun is especially useful for waterfowl hunting for which a maximum of three shot capability is mandated. The triple-barrel shotgun allows the use of three interchangeable choke tubes, that allow the shot patterns to be changed or adjusted with respect to pattern density.

Abstract: An over-and-under shotgun apparatus includes a radius track which serves as a hinge for articulating the barrel portion of the shotgun apparatus relative to the receiver/stock portion of the shotgun apparatus. The radius track is defined by a female or concave portion formed on the monoblock attached to the shotgun barrels, and a male or convex portion formed on the frame or receiver section. The radius track defines a pivot axis that is spaced from the radius track. The radius track provides a substantial surface area sufficient to absorb all of the recoil force generated when the shotgun is discharged. No additional abutment surfaces are needed. A further aspect of the invention involves a novel trigger assembly, including a striker which moves toward the front end of the firearm when the firearm is cocked, and moves toward the butt end of the firearm when the trigger is pulled to discharge the firearm.

Abstract: A proven military combat-type weapon with the stock removed therefrom converted to an improved tactical weapon by addition of retrofit assemblies which include a collapsible and bilaterally pivoting stock, a front stabilization system, and a sighting system. This improved tactical weapon has the characteristics of reduced exposure to enemy fire by allowing the operator to fire while under cover, and increased weapon stability by the utilization of the front stabilizer assembly. Utilizing this invention, the operator is able to shoulder support and fire the weapon with minimal exposure to enemy fire. Furthermore, by exerting force to (leaning against) the weapon stock, the weapon is pinned between the operator and the object (i.e., wall, tree, etc.). The amount of gun movement is reduced and the stability of the weapon is increased over a weapon which is only hand held when the gun is fired.

Abstract: A firearm including a barrel, an upper receiver, a lower receiver, a cartridge magazine top, a magazine follower, and a magazine spring. The upper receiver has the barrel attached thereto. The lower receiver is pivotably attached to the upper receiver. The lower receiver comprises a one piece frame member forming a magazine well with an integral substantially closed bottom end. The magazine top is stationarily attached to the lower receiver. The magazine top comprises inward projecting rear cartridge retaining ears and front cartridge feeding lips at a top aperture through the magazine top. The magazine follower is movably located in the magazine well of the lower receiver. The spring is located between the closed bottom end of the magazine well and the magazine follower.

Abstract: 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 and a second passage in fluid communication with and angled with respect to the first passage for flow therethrough of the fluid.

Abstract: A barrel box integral with the barrel rear end, with a hinge and latch for closing with respect to a fork integral with the front end of a pressure chamber. The box being connected to a mechanism of levers for compressing a plunger of the pressure chamber, the fork including an internal fork part obtained by molding, which concentrates most of the complex configurations, tightly fit and joined to a portion of a the mouth of the pressure chamber, which is of metal tube and tightly covers the whole of the internal fork part, the barrel box being also obtained by molding, with a rear part of the barrel as an insert.

Abstract: A system and method for manufacturing a mid-grip high-powered pistol by modifying an existing rifle receiver, wherein a portion of the original trigger is removed, a new trigger is added in a position forward of the partially removed original trigger, and the new trigger is coupled to the remaining portion of the original trigger via an extension, wherein a recoil lug is added to the rifle receiver to handle the recoil, a plurality of different length barrels can be coupled to the new pistol, and a pivot pin diameter and location of a forearm lug prevent creation of an illegal rifle.

Abstract: A folding firearm comprises a stock supporting a receiver, the receiver defining a bore for receiving a first end of the firearm barrel. A forearm is operably pivotally connected to the stock. The forearm includes a barrel securing mechanism having a securement member. The firearm barrel has a surface adjacent to the first end for engaging the securement member. The securement member is matingly engageable with the surface of the barrel. The securement member, in response to pivotal movement by the forearm, moves into engagement with the surface to urge the first end of the barrel into the bore of the receiver when the firearm is pivoted into a firing position. The firearm also includes a locking mechanism capable of selectively locking the forearm in the firing position.

Abstract: It comprises a barrel box (10) integral with the barrel rear end (1), with a hinge (2) and latch (3) for closing with respect to a fork (20) integral with the front end of a pressure chamber (30). The said box (10) being connected to a mechanism of levers (40) adapted for compressing a plunger of the pressure chamber (30), the said fork (20) comprising an internal fork part (21) obtained by molding, which concentrates most of the complex configurations, tightly fit and joined to a portion of the mouth (31) of the said pressure chamber (30), which is of metal tube and tightly covers the whole of the said internal fork part (21), the barrel box (10) being also obtained by molding, with a rear part of the barrel (1) as an insert.

Abstract: This invention concerns a closing device for the barrel in semiautomatic and automatic pistols. The barrel (22) is equipped, in its lower rear part, with first lateral means (31) for interacting with the first complementary devices (28) at the sides of the breech-block (21) to hold the barrel closed when the breech-block is in the forward position, and with second means (32) designed to interact with the second complementary means (25) on an element (23) of the stock, for swinging the rear part of the barrel downward and the blocking of the barrel in order to open the gun when the breech-block is moved into the rear position.

Abstract: 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 receiver assembly includes an integral, unitary breech block and barrel that is operably removably couplable to the lower receiver assembly of the hand held weapon in an engaged disposition. A bolt assembly is slidably disposed within a bolt recess defined in the receiver breech block and barrel. The bolt includes a firing pin slidably disposed therein, the firing pin being selectively actuatable by the trigger assembly when the receiver is in the engaged disposition.