Devices and methods for shotshell cartridges, particularly shotshell cartridges with biodegradable components. One or more of the casing, shot wad, spacer, and powder wad may be formed of biodegradable materials. A biodegradable shot wad is manufactured of cellulosic fibers and wax to provide obturation and gas seal properties at high pressures with high reliability.
Shot projectiles are disclosed that are not completely spherical. The shot has an equatorial ring, top and bottom poles, and one or more sections extending between the ring and the respective poles. The ring defines a vertical height relative to an overall diameter of the projectile. The one or more sections provide flat, concave, or convex surfaces.
A sling for a firearm or luggage is provided comprising a pad comprising a single layer closed cell foam body defining a first surface and a second surface and a plurality of slots extending therethrough from the upper surface to the lower surface; and a binding secured to the periphery of the pad. The pad can be configured in a variety of ways to provide slings for carrying firearms and luggage. An embodiment of the pad is a backpanel having four sides and four corners that can be releasably connected to a chest pack such as a binocular case.
A modem sporting rifle with a conversion bolt that is tunable for reliable cycling. The tuning may comprise adjusting the weight of the bolt or the sliding resistance of the bolt assembly in the upper receiver.
F41A 5/18 - Mechanisms or systems operated by propellant charge energy for automatically opening the lock gas-operated
F41A 3/26 - Rigid bolt locks, i.e. having locking elements rigidly mounted on the bolt or bolt handle and on the barrel or breech-housing respectively the locking elements effecting a rotary movement about the barrel axis, e.g. rotating cylinder bolt locks semi-automatically or automatically operated, e.g. having a slidable bolt-carrier and a rotatable bolt
F41A 3/70 - Anti-rebound arrangements, i.e. preventing rebound of the bolt out of the firing position
A .22 caliber rimfire cartridge includes a cylindrical casing having a rearward rimfire end and an opposing mouth end, wherein the rearward rimfire end has an annular rim connecting to a cylindrical casing portion extending to a casing forward edge and a bullet is disposed in the forward mouth end. In embodiments, the bullet comprises copper and a polymer binder. In embodiments, the bullet has a forward tapering portion with a central cavity, a first cylindrical portion with a first diameter and a cylindrical surface directly rearward of the tapering portion, a cylindrical driving band directly rearward of the first cylindrical portion, the cylindrical driving band having a second diameter greater than the first diameter and having an outer second cylindrical surface, a third cylindrical portion directly rearward of the cylindrical driving band, the third cylindrical portion having a third cylindrical surface with a diameter equal to the first diameter. In embodiments, the bullet is positioned with the third cylindrical surface mostly or entirely within the casing. In embodiments, the casing has a circumferential crimp positioned at the third circumferential portion. In embodiments, the third circumferential surface having a circumferential indentation at the circumferential crimp.
F42B 5/02 - Cartridges, i.e. cases with propellant charge and missile
F42B 12/78 - Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the material of the casing of jackets for smallarm bullets
Muzzleloader systems including a pre-packaged propellant charge with a primer and receptacle. The muzzleloader system may include a propellant containment vessel separate from the primer and the projectile and that doesn't contact with the projectile until assembly. The muzzleloader may be rear loading, with a constriction portion forward of the breech chamber. The propellant containment vessel may include a body portion having a forward opening, with a propellant charge disposed therein and a cap portion that is crimp rolled within the mouth of the vessel to seal the forward opening. The closed end of the propellant containment vessel may define a primer receptacle configured to receive the primer. The receptacle may define a depth that is less than the primer height so that, when inserted into the receptacle, the primer extends rearwardly beyond the containment vessel. The muzzleloader system may be configured to fire only specifically configured propellant containment vessels.
A holster for receiving and withdrawing a handgun has a proximal wall portion with a handgun retention mechanism thereon. The mechanism having a first lever with a tab portion for actuation and release of a trigger guard, the lever having a snap fit into a lever region without a separate pin. A belt engaging member covers the lever region capturing the first lever therein. If a second retention mechanism is used, another lever with a tab portion is positioned so the tabs are stacked, depressing one also depresses the tab behind it, such that both mechanisms are released. Overmolded polymer layers in the holster body provides a softer interior handgun engagement surfaces. The holster body is split forwardly with a threaded fastener for clamping onto the handgun. No holster body is beneath or rearward of the tab portion, configured as a thumb button, allowing smooth transition to gripping the handgun.
Magazine loaders for sequentially loading cai _______________________ tiidges into an uppermost cartridge space of a magazine are disclosed. A magazine loader may comprise a housing including a plurality of wall portions defining a housing cavity. The wall portions may define opposing arcuate pin receiving channels. The magazine loader may also include a pin and a tool. The pin may include a starboard end and a port end. The starboard end of the pin may be disposed inside a starboard channel and the port end of the pin may be disposed inside a port channel so that translation of the pin is constrained to movement along a path defined by the channels. An intermediate portion of the pin may extend through the bore defined by a central portion of the tool so that the tool is supported by the pin and the tool follows the path defined by the channels.
Charging handles for use with modern sporting rifles and methods for the manufacture thereof that can enable ambidextrous operation of the charging handle, no need for rotation of a lever prior to charging the rifle and, in some embodiments, the use of a leaf spring to provide a latching function, where the leaf spring can be enclosed in an aperture of a strut portion to protect it from snagging on objects. Charging handles that incorporate grip members are also disclosed that can provide a groove and rib structure to reduce slippage of the users hands in adverse conditions and can be mechanically interlocked with the handle while providing a soft material to reduce abraision to the user's hand.
An apparatus for loading cartridges into a magazine comprises a setting mechanism including a sleeve, a body, a setting tool and a link. The body may be slidingly disposed about the sleeve so that the body and the sleeve can slide relative to one another along a sliding axis. The body may translate between an upper position and a lower position along the sliding axis. A first end of the setting tool may be pivotally coupled to the sleeve for relative rotation between the setting tool and the sleeve about a forward axis. The setting tool rotates about the forward axis as the body translates between the upper position and the lower position.
F41A 9/83 - Apparatus or tools for reloading magazines with unbelted ammunition, e.g. cartridge clips
F41A 9/66 - Arrangements thereon for charging, i.e. reloading
F41A 9/67 - Arrangements thereon for charging, i.e. reloading having means for depressing the cartridge follower, or for locking it in a depressed position
A system, method, and device for configuring an optical aiming device for ballistic drop compensation (BDC). The optical aiming device can include a housing with a reticle pane defining a reticle display field viewable by a user and indicating a zero point, the housing further including a plurality of axially spaced lenses and defining an optical path therethrough. In various embodiments the system includes a display device configured to project an image generated from a display, a processor, and a non-transitory computer readable storage medium.. The computer readable data storage medium can include instructions executable by the processor to receive a first set of ballistics input data indicating a first type of ammunition, determine a BDC pattern including at least two holdover marks corresponding to at least two ranges for the first type of ammunition, and project the BDC pattern onto the reticle display field.
An adjustable zero-stop turret assembly for an optical firearm scope, the turret assembly defining an axis and including: a turret housing with a cavity to receive a head portion of a main turret screw and including a wall portion defining an opening; a rotatable zero-stop element carrier including a base portion, an upper portion and a first zero-stop element coupled to the base portion; an adjustable set screw adjacent the opening; a second zero-stop element receiving the screw, a first portion of the second zero-stop element positioned within the opening, and a second portion of the second zero- stop element projecting outside the opening and into the turret-housing cavity. The second zero-stop element travels axially along the screw from a first position to a second position. In the second position, portions of the first zero-stop element and the second zero-stop element reside in a common plane perpendicular to the axis.
A system for firing reduced energy cartridges from a modem sporting rifle utilizes a bolt assembly weighing less than a conventional bolt assembly for such rifles and utilizes blow back for cycling the bolt assembly rather than gas operation. A bolt insert in a polymer bolt carrier of the bolt assembly has a projection that fits within a recess on the rear face of reduced energy cartridges. The reduced energy cartridges having a polymer casing, a rimfire power load for propellant, the power load recessed from the rear face of the casing. The power load seats in the casing in a reinforcement liner embedded in the polymer casing.
F41A 3/26 - Rigid bolt locks, i.e. having locking elements rigidly mounted on the bolt or bolt handle and on the barrel or breech-housing respectively the locking elements effecting a rotary movement about the barrel axis, e.g. rotating cylinder bolt locks semi-automatically or automatically operated, e.g. having a slidable bolt-carrier and a rotatable bolt
F41A 5/18 - Mechanisms or systems operated by propellant charge energy for automatically opening the lock gas-operated
F41A 21/00 - Barrels or gun tubes; Muzzle attachments; Barrel mounting means
F41A 33/00 - Adaptations for training; Gun simulators
F42B 5/02 - Cartridges, i.e. cases with propellant charge and missile
A system for firing reduced energy cartridges from a modern sporting rifle utilizes a bolt assembly weighing less than a conventional bolt assembly for such rifles and utilizes blow back for cycling the bolt assembly rather than gas operation. A bolt insert in a polymer bolt carrier of the bolt assembly has a projection that fits within a recess on the rear face of reduced energy cal ________________________________________________ tiidges. The reduced energy cal tiidges having a polymer casing, a rimfire power load for propellant, the power load recessed from the rear face of the casing. The power load seats in in the casing in a reinforcement liner embedded in the polymer casing.
F42B 12/76 - Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the material of the casing
F42B 33/00 - Manufacture of ammunition; Dismantling of ammunition; Apparatus therefor
A holster system that comprises a holster and an accessory configured to be fixed to a mounting rail of a handgun. The holster has a holster body with a pair of opposing wall portions defining a cavity. A retention mechanism of the system has a blocking portion movable between a blocking position and a non-blocking position. The blocking member at least inhibits removal of the handgun and accessory if the handgun and accessory are urged rearwardly before a thumb receiving portion is depressed. The blocking portion is on a spring member that is deflected by an elongate exteriorly extending sliding member that has a cam surface that selectively deflects the spring member from the blocking position.
An air vent for a floating board such as a paddleboard, which includes a tubular vent member that has an upper end and a lower end. A mounting supports the tubular vent member in a vertical orientation with the upper end of the tubular vent member protruding above an upper surface of the floating board. The tubular vent is mounted in a central zone comprising a central one third of the floating board, and along a crown positioned between a first side and a second side of the floating board.
An accessory attachment platform, including a platform body having an accessory portion, wherein the accessory portion includes an accessory disk opening; an attachment plate portion coupled to an accessory plate portion, through the accessory disk opening, such that the attachment plate portion and the accessory plate portion are rotatable relative to the platform body; and a release lever pivotably attached to the platform body, wherein the release lever is pivotable between a locking position and an unlocking position, and wherein the release lever is capable of releasably interacting with a primary notch of the attachment plate portion such that when the release lever is in the locking position relative to the primary notch of the attachment plate portion, the attachment plate portion is unable to rotate relative to the platform body.
A holster having a lever with a finger button portion and an engagement portion, wherein the engagement portion of the lever includes a locking projection extending from a second side of the engagement portion; wherein the lever is pivotally attached to the holster, approximately between the finger button portion and the engagement portion, such that the finger button portion is positioned above the frame/slide portion of the cavity and the engagement portion is positioned above the trigger guard portion of the cavity; one or more ridge segments positioned around at least a portion of the lever; and a lockout lever pivotably attached to the first side wall such that the lockout lever is able to be rotated between a locked position and an unlocked position, and wherein the lockout lever is positioned beneath the finger button portion of the lever when the lockout lever is in the locked position.
A method of manufacturing a cartridge comprising providing a cartridge body with forward and rearward cavities interconnected by an aperture, providing a piston with a primer retaining cavity, inserting primer into the primer retaining cavity, securing the primer, place a seal member around the piston, inserting the piston and seal member combination into the rearward cavity of the cartridge body, and crimping at least a portion of the cartridge body to the piston.
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