Abstract: A universal gun cleaning patch assembly comprising a support frame having a hub and hub bore, a plurality of resiliently deformable legs, and a swab. The assembly is radially compressible to effectively wipe the bores of weapons having a wide range of bore diameters. The swab material is preferably made integral with the support frame and may include natural or synthetic fibers and/or laminates of natural and/or synthetic fibers and a metal or plastic mesh embedded in a fabric to effectively scrub the inner bore of the firearm and remove gunpowder residues and excess solvents or oils during the cleaning process. The hub bore may sized to be self-tapping on male threads of a cable or rod that is pulled and/or pushed through the bore, or the bore may be tapered and include a plurality of deformable fingers to received a quick-disconnect stem.

Abstract: A multipurpose tool for maintaining a rifle, comprising a planar body including a wider portion and a narrower portion of a first edge and a curved transition portion therebetween, wherein the narrower portion terminates in a hook-shaped element having a flat portion whose dimension is less that the outer diameter of a bolt piston of the rifle; an arm pivotably attached to the planar body and terminating in first and second prongs defining a notch sized to fit over a front sight adjusting screw of an AR or AK type rifle; and a pin pivotably joining the planar body and the arm. The body may further comprise a notch formed in a second edge opposite the first edge for assisting in disengaging a gas tube release lever of the rifle. The body may further comprise a scraper sized to fit within the gas block of the rifle.

Abstract: A novel display package, packaged product, and method of packaging a product are hereby provided. In one illustrative embodiment, a package includes a base, a case, and a card that may be fitted together, for packaging a product positioned on the base and within the case. The base may include bottom and top engaging elements. The case may include a top end engaging element and a bottom end configured to engagingly fit with the top engaging element of the base. The card may include a lower section and an upper section, the lower section of the card configured to engagingly fit with the bottom engaging element of the base, and the upper section of the card configured to engagingly fit with the top end engaging element of the case. Display packages, packaged products, and methods are also disclosed in a variety of other embodiments.

Abstract: Embodiments of the application can include a cleaning kit for a firearm and methods for using the same. Embodiments of a cleaning kit can include an elongated (e.g., flexible) shaft and different cleaning tips releasably attachable to and detachable from the shaft. First and second universal couplings can be respectively attached to ends of the shaft and cleaning tips to releasably attach the cleaning tips to the shaft. An adapter can have the first or second universal coupling on a first end and a retrofit coupler (e.g., internal or external threaded bore) on the second opposite end.

Abstract: An accessory support for a firearm having a longitudinal barrel, the accessory support comprising an annular body attachable to the barrel or to a rail on the barrel and including an inner surface wherein a portion of the inner surface includes a curved surface, an accessory mounting structure coupled to the annular body for receiving an accessory to the firearm, and a coupling mechanism attached to the annular body to fixedly attach the accessory support to the firearm or rail, wherein the curved surface includes a circumferentially-extending curved recess having opposing lateral surfaces for engaging mating protrusions of a rail mounted on the firearm barrel.

Abstract: An apparatus comprising a tool body having parallel columns extending from a common base. The base includes a lip extending outward from the columns defining an anvil for receiving a delta ring. A cutter has a body slidably disposed between the columns. A blade extends outward from the cutter body in opposition to the anvil and is aligned by transverse guide pins extending through guide slots in the columns. In operation, a section of the delta ring is positioned between the blade and the anvil. The blade is driven toward the anvil by any of various mechanical, pneumatic, and/or hydraulic mechanisms connected to the stanchion and blade, the simplest of which is a bolt extending through the cutter body and received in a threaded bore in the base. Preferably, the anvil includes a slot for receiving the blade at the extreme of its travel as the ring is severed.

Abstract: A firearm cleaning kit includes a case, a fastener, a tool insert, an attachment element releasably securing the tool insert to the interior of the case, and a firearm cleaning tool. The case includes a first side and a second side joined along a fold line. The fastener joins the first and second sides of the case together. The tool insert is secured to an interior region of the case, and includes a plurality of tool cavities. The attachment element includes a fixed portion and a detachable portion; the fixed portion being permanently secured to the interior region of the case and the detachable portion engaging the fixed portion. The firearm cleaning kit further includes a firearm cleaning tool. The firearm cleaning tool is selected from the group consisting of a right angle pick, a scraper, a slotted tip, and a bore cleaning brush.

Abstract: A firearm cleaning kit includes a case comprising a first side and a second side joined along a fold line, and a fastener for joining together the first and second side of the case. A tool-holding insert is secured to an interior region of the case. The tool-holding insert includes a plurality of tool cavities and a first firearm cleaning implement removably secured in one of the tool cavities. A module attachment element is affixed to an exterior portion of the case. The firearm cleaning kit further includes a modular kit case including a fastening element releasably secured to the module attachment element of the case. The modular kit case further includes a second firearm cleaning implement removably secured thereto.

Abstract: A cleaning tool for maintaining a firearm includes a flexible brush adapter having a first end and an opposing second end. The flexible brush adapter includes a rotation-resistant cable characterized by two or more layers of strands having differing directions of lay. The cleaning tool further includes a brush attachment coupled to the flexible brush adapter at the second end thereof. The brush attachment includes a plurality of bristles. In one example, the brush attachment comprises a longitudinal twisted wire spine. The spine captures the plurality of bristles extending radially therefrom. The bristles include copper alloy bristles intermixed with stainless steel bristles.

Abstract: A firearm sensor system includes one or more sensor groups and a data storage device. Each of the sensor groups is configured for attachment to a firearm. One of the sensor groups includes a sensor for measuring a position of a firearm bolt relative to a start position of the bolt, and a wireless transmission component for wirelessly transmitting the sensor data. The data storage device includes a computer-readable medium having an executable application stored on the computer-readable medium. The application, when executed on a computing device, receives data from the sensor group via a wireless communication system and presents the data in a user interface displayed on a monitor. In one embodiment, the sensor includes a spring force sensor coupled to a bolt return spring on the firearm.

Abstract: A novel firearm pull-through cleaning tool with an integrated foldable handle. The handle is pivotable at a first tool end between a closed position wherein a portion of the handle occupies a longitudinal well in the tool body and an open position wherein the handle is substantially transverse to the longitudinal axis of body. When in closed position the diameter of the tool is less than the bore diameter of a weapon to be cleaned. In use, the handle is pivoted in a first direction to place the tool in the closed position; the tool is inserted into the firearm bore; a cleaning tool is attached to the attachment portion; the tool is passed through the bore; the handle is pivoted in a second direction to place said tool in the open position; and the handle is pulled to cause the cleaning tool to be passed through the bore.

Abstract: A firearm bolt cleaning tool includes a tool core defining a plurality of scraper surfaces. The scraper surfaces include a first gas ring scraper surface, a first bolt face scraper surface extending from a terminus of the first gas ring scraper surface, and a first bolt cylinder scraper surface extending from a terminus of the first bolt face scraper surface. Opposing positioned are a second gas ring scraper surface, a second bolt face scraper surface extending from a terminus of the second gas ring scraper surface, and a second bolt cylinder scraper surface extending from a terminus of the second bolt face scraper surface. The first gas ring scraper surface and the second gas ring scraper surface are spaced apart from each other at a distance that is less than a diameter of a cylindrical gas sealing ring holding section of the firearm bolt.

Abstract: A firearm barrel cleaning brush includes a body, a first swab portion affixed to the body, a bristle brush portion affixed to the body, and a second swab portion affixed to the body. The bristle brush portion is proximate to the first swab portion, and is positioned closer to an end of the body than the first swab portion. The second swab portion is proximate to the bristle brush portion, and is positioned closer to the end of the body than the bristle brush portion. In one embodiment, the cleaning brush is secured to a flexible cleaning rod having a pull-through handle having a base, a swivel, and a handle portion attached to the base by the swivel. The handle portion has a closed position adapted for passage through the firearm barrel, and an open position adapted for pulling the cleaning rod and barrel cleaning brush through the firearm barrel.

Abstract: A novel cleaning patch system comprising a novel patch grip for cleaning firearm barrels is disclosed. A patch grip includes an arbor and a plug. The arbor includes a base, a stem extending from the base, and an elongate crest connected to the stem. The plug includes an elongate passage therethrough that generally matches the dimensions of the elongate crest. The plug further comprises relatively recessed and/or protruding structures on the face of the plug adjacent the elongate passage that engage the crest of the arbor and prevent inadvertent rotation of the plug on the arbor during firearm cleaning.

Abstract: A firearm cleaning kit is disclosed that includes a case having first and second compartments joined along a fold line, and a fastener, such as a zipper, joining together the first and second compartments of the case. At least one of the compartments includes a pocket. A flexible cleaning rod having a first end and a second end is removably stored in the pocket. A tool compartment is secured to the fold line. The tool compartment includes a plurality of tool-holding cavities, and a firearm barrel cleaning device is secured within one of the tool-holding cavities. The barrel cleaning device includes a body portion, a swab, and a brush. The swab is fixed to a first end of the body portion, and has an outer diameter greater than an inner diameter of the firearm barrel so as to contact the barrel at all points around its circumference.

Abstract: An eccentric rail mounting system is disclosed. In various embodiments, this system comprises an eccentric rail nut for off-center mounting of a rail on a firearm. The eccentric rail nut has an exterior surface that defines a central axis of the nut and a main bore that defines a central axis of the main bore that is displaced from the central axis of the nut. Components and methods are disclosed in a variety of embodiments.

Abstract: A novel display package, packaged product, and method of packaging a product are hereby provided. In one illustrative embodiment, a package includes a base, a case, and a card that may be fitted together, for packaging a product positioned on the base and within the case. The base may include bottom and top engaging elements. The case may include a top end engaging element and a bottom end configured to engagingly fit with the top engaging element of the base. The card may include a lower section and an upper section, the lower section of the card configured to engagingly fit with the bottom engaging element of the base, and the upper section of the card configured to engagingly fit with the top end engaging element of the case. Display packages, packaged products, and methods are also disclosed in a variety of other embodiments.

Abstract: Embodiments of the application can include an integrated rail system construction for a firearm with transverse ribs or tabs (e.g., picatinny rail) to include an undercut or slot at a front and/or rear face to cooperate with mounting structure for a detachable accessory. Embodiments of a rail structure can include a channel to pass wires used to power accessories mounted to the rail. Embodiments of the application can include methods for manufacturing an integral rail system.