23 results about "Automatic firearm" patented technology

A barrel cooling system for a weapon includes a corrosion prevention cylinder between a barrel and cooling fins arranged around the cylinder.

An automatic firearm, a barrel usable with an automatic firearm and a shot counter for mounting to a barrel of an automatic firearm. The shot counter is configured to track the number of shots fired through the barrel and to provide an indication of the remaining lifespan of the barrel.

A firearm with side-mounted charging handle includes a longitudinal axis, a receiver, a barrel, and a bolt carrier assembly movably disposed in the receiver. The bolt carrier assembly includes a bolt carrier and a bolt disposed at least partially therein. A charging handle comprises a mounting pin member passing transversely through the bolt carrier between first and second lateral sides thereof, and a grasping member projecting transversely outwards from the first lateral side of the bolt carrier for manually cycling the bolt carrier assembly from a forward closed breech position to the rearward open breech position. A firing pin is disposed in bolt for axial movement to strike a chambered cartridge to discharge the firearm. The charging handle mounting pin member is configured to cooperate with and retain the firing pin in the bolt carrier to block withdrawal of the firing pin from the bolt carrier assembly.

In one example, the disclosure relates to adjustable flip up sight assembly that can be adjusted vertically and laterally in particular, for an automatic firearm, comprising a front sight support element that is supported by an axle on a mount, in particular such that they can pivot thereon, wherein the front sight support element has an adjustment element supported on a spring element and releasably connected to a front sight, which contains a keyhole type opening through which the axle is inserted, wherein the adjustment element can be moved in relation to the axle against the spring force between two positions inside the front sight support element such that the keyhole opening prevents a lateral movement of the front sight support element along the axle when engaged with the axle, and allows the lateral adjustment of the front sight support element in a released position.

An improved bolt and bolt carrier with integral gas key having an extension nozzle threadedly secured and pinned to the gas key for use with a direct gas operated firearm is provided. The extension nozzle is designed to receive a portion of the host firearms gas operating system. The firing pin retaining pin is oriented so as to expose its widest profile to the firing pins annular flange, increasing its service life. The bolt has a plurality of lugs extending from its forward end and an extractor recess. The extractor recess is constructed to accommodate an enlarged extractor claw while not undercutting the bolt lugs adjacent thereto. The extractor engages approximately 57% more of a seated ammunition cartridges rim as compared to some prior art AR15 / M16 type extractors used with automatic firearms chambered in 6.8 SPC. The result is an improved bolt and bolt carrier which provides for increased operational reliability.

A device and method for charging an automatic or semi-automatic firearm, via a unique forward charging handle configuration. The present invention is illustrated and for use on the AR-15 rifle platform, but is equally applicable to various other caliber and configured firearms, with or without gas tubes. The forward charging handle slidably reciprocates about and along the frontal support or hand guard area (also referenced as the fore stock) in a pump action, allowing ejecting of spent, jammed or dud ammo from the chamber area, or initial chambering or charging the firearm while maintaining shooting position. The present invention is particularly suitable for use in competitive shooting, military applications, hunting, etc, allowing the user to charge, chamber, and / or unjam the firearm while maintaining firing posture, without the need for the user's hand leaving the front support.

A barrel cooling system for a weapon includes a corrosion prevention cylinder between a barrel and cooling fins arranged around the cylinder.

Trigger groups for semi-automatic firearms have a frame, a hammer connected to the frame and movable between a cocked position and a striking position, the hammer being biased toward the striking position, a trigger element connected to the frame and movable by a user between a forward position and a rearward position, a selector connected to the frame and movable between at least a first position and a second position, a disconnector having a hammer engagement facility adapted to selectably engage the hammer, a disconnector control element movable between a first control position and a second control position, the disconnector being operably engaged to the disconnector control element, the disconnector operable to move in a first range of motion when the disconnector control element is in the first control position, and in a second range of motion when the disconnector control element is in the second control position.

The invention discloses an intelligent automatic firearm calibration method and system based on three-dimensional modeling and laser measurement. The intelligent automatic firearm calibration method comprises the following steps that S1, point cloud data and two-dimensional image data of key parts of firearms are collected; s2, performing feature extraction and spatial relationship analysis on the original measurement data set; s3, comparing the three-dimensional structure model with a standard three-dimensional model in a historical database; s4, performing spatial feature extraction on the position information by using a convolutional layer; s5, if the current calibration deviation value is not in the preset standard range, submitting the high-dimensional position feature vector to a cross-level feature interaction unit; and S6, when the calibration deviation value is within a preset standard range, adjustment is stopped. The intelligent automatic firearm calibration method based on three-dimensional modeling and laser measurement is realized by combining a convolutional self-attention network, laser high-precision measurement and a three-dimensional point cloud processing technology.

The present invention discloses a method and system for calculating the fatigue life of a translational hammer of an automatic firearm that considers multi-working condition coupling, and belongs to the field of computer numerical simulation technology. The method comprises: performing strength simulation on the hammer under different stress conditions to determine the hammer's fracture risk position; analyzing the hammer load under different stress conditions to determine the relationship between the maximum velocity of the collision object colliding with the hammer and the amount of projectiles under each stress condition; utilizing the relationship between the maximum velocity of the collision object colliding with the hammer under different stress conditions and the amount of projectiles to determine the damage value of the hammer at the fracture risk position under different stress conditions; calculating the sum of the damage values ​​of the hammer at the fracture risk position under each stress condition, and then calculating the reciprocal, and using the reciprocal as the fatigue life of the translational hammer of the automatic firearm. The present invention can accurately calculate the fatigue life of the hammer of an automatic firearm, ensuring the long-life design of key firearm parts.

Unmanned aerial vehicle characterized in that one or more (fully) automatic firearms are mounted in a fixed-wing carrier drone for the purpose of combating other drones or cruise missiles.

The invention discloses an intelligent simulation confrontation system and method based on laser coding and tactile feedback, and belongs to the technical field of electronic games and simulation training. The system is composed of an intelligent simulation gun, intelligent sensing clothes and an internet platform in a cooperative mode, and unification of safety and immersion is achieved through double-laser coding emission (light condensation / light diffusion), dynamic damage judgment, multiple sensory feedback (sound / light / force / electricity) and a state linkage mechanism. The innovation points comprise that the double laser modules are respectively adapted to far / short-range strike; the internet platform supports parameter configuration and state uploading; the dynamic damage algorithm is combined with weapon types, distance attenuation and protection levels; the immersion sense is enhanced through touch electric shock and acousto-optic feedback; and automatic forbidding and array prompting of the gun are realized through Bluetooth / wired linkage. According to the method, the fairness, authenticity and expansibility of simulation confrontation are remarkably improved, and the core contradiction that safety and immersion cannot be achieved at the same time in the prior art is solved.

A barrel cooling system for a weapon includes a corrosion prevention cylinder between a barrel and cooling fins arranged around the cylinder.

In one example, the disclosure relates to adjustable flip up sight assembly that can be adjusted vertically and laterally in particular, for an automatic firearm, comprising a front sight support element that is supported by an axle on a mount, in particular such that they can pivot thereon, wherein the front sight support element has an adjustment element supported on a spring element and releasably connected to a front sight, which contains a keyhole type opening through which the axle is inserted, wherein the adjustment element can be moved in relation to the axle against the spring force between two positions inside the front sight support element such that the keyhole opening prevents a lateral movement of the front sight support element along the axle when engaged with the axle, and allows the lateral adjustment of the front sight support element in a released position.

An automatic firearm is provided, which operates with a system which unlocks the rifle with a certain force and makes it ready for firing again by using this energy, while the mechanism accelerates backwards with the force created by the pressure formed in the barrel after the weapon is fired, and the idle parts in the mechanism move forward due to inertia, creating create kinetic energy and includes apparatus suitable for this system.

An automatic recoilless firearm includes a barrel (100, 600) and a compensating mass launch tube (102, 616) in which a projectile is accelerated in one direction within the barrel (100, 600) and is counteracted by a compensating mass accelerated in the opposite direction within the compensating mass launch tube (102, 616) to minimize recoil and further provide for automatic ammunition handling. The firearm also includes one or more bolts (604, 620) and a barrel configured to reduce or eliminate the transfer of momentum and mechanical energy to the barrel and / or the firearm body (610) during operation of the firearm.

A barrel cooling system for a weapon includes a corrosion prevention cylinder between a barrel and cooling fins arranged around the cylinder.

A trigger assembly of a semi-automatic firearm including a hammer including a capture feature and a reset feature, a trigger including a sear portion releasably coupled to the hammer, a trigger spring configured to urge the trigger toward a battery position and adjustable to alter a spring force applied to the trigger, a disconnector including a forward edge configured to engage with the reset feature of the hammer, a hammer stop including a catch configured to, when the hammer stop is in a battery position, arrest the capture feature of the hammer when the hammer stop is in a battery position, and a reset spring coupled between the hammer stop and the disconnector such that the reset spring is configured to urge the disconnector toward a position to engage with the reset feature of the hammer.

A firearm with side-mounted charging handle includes a longitudinal axis, a receiver, a barrel, and a bolt carrier assembly movably disposed in the receiver. The bolt carrier assembly includes a bolt carrier and a bolt disposed at least partially therein. A charging handle comprises a mounting pin member passing transversely through the bolt carrier between first and second lateral sides thereof, and a grasping member projecting transversely outwards from the first lateral side of the bolt carrier for manually cycling the bolt carrier assembly from a forward closed breech position to the rearward open breech position. A firing pin is disposed in bolt for axial movement to strike a chambered cartridge to discharge the firearm. The charging handle mounting pin member is configured to cooperate with and retain the firing pin in the bolt carrier to block withdrawal of the firing pin from the bolt carrier assembly.

A receiver system comprises upper and lower receiver bodies, a lower receiver body, a bolt carrier, and an action-control lever. The upper receiver body is a semi-automatic firearm upper receiver body. The lower receiver body includes a stock mounting flange having a stock receptacle that is matingly engageable with a receiver engaging portion of a stock. The bolt carrier is slidably disposed within a bolt carrier receiving bore of the upper receiver body. The action-control lever has a hand loop and a first attachment arm having a proximate end portion thereof attached to the hand loop. The first attachment arm is pivotably attached at a distal end thereof to the lower receiver body for being pivoted between a battery-ready position and a cartridge-ejecting position relative to the lower receiver body. The action-control lever is attached to the bolt carrier through an articulating coupling assembly.

The invention relates to the field of semi-automatic and automatic firearms. The present firearm includes a removable box magazine for receiving ammunition, a receiver with a firing mechanism mounted therein and with an aperture for receiving the upper part of the magazine, and, attached to the receiver, a slide with a barrel, and a handgrip containing a cavity for connection to the receiver, a compartment for receiving the magazine and an assembly for securing the magazine. In a first embodiment, the aperture in the receiver and the compartment for receiving the magazine are configured to allow adjustment of the mounting angle "β" of the magazine in relation to the axis of symmetry of the slide. In a second embodiment, the aperture in the receiver is configured to allow adjustment of the mounting angle "β" of the magazine in relation to the axis of symmetry of the slide. The invention makes it possible to prevent the deformation of ammunition during loading from the magazine into the barrel and to reduce the dispersion of bullets on a trajectory.

An automatic firearm is provided, which operates with a system which unlocks the rifle with a certain force and makes it ready for firing again by using this energy, while the mechanism accelerates backwards with the force created by the pressure formed in the barrel after the weapon is fired, and the idle parts in the mechanism move forward due to inertia, creating create kinetic energy and includes apparatus suitable for this system.

The utility model discloses an automatic firearm shooting device, which relates to the technical field of firearm shooting, solves the problems that a cartridge case is inconvenient to collect and is easily mixed with cartridge cases of other firearms during firearm shooting, and comprises a clamping mechanism for clamping and fixing a firearm; the percussion mechanism comprises a percussion rod capable of moving back and forth; a buffer mechanism; and the collecting mechanism is provided with a collecting bag used for collecting the cartridge cases. The firearm shooting simulation device can simulate firearm shooting, manual shooting is not needed, popped cartridge cases can fall into the collecting bag to be collected, therefore, the cartridge cases cannot fly around, manual picking of the cartridge cases is not needed, labor intensity is reduced, the cartridge cases are classified together with firearms after being collected in a unified mode, the cartridge cases are prevented from being mixed with other firearms, and according to different firearms, different firearms can be collected conveniently. And the clamping mechanism can be replaced.