A bolt assembly that includes a bolt defining at least one bolt opening and an extractor that is configured to pivot relative to the bolt. The extractor may define at least one extractor opening. The bolt assembly may include a pin positioned within the at least one bolt opening and the at least one extractor opening. The bolt assembly may include a retainer that is positioned inward relative to an exterior surface of the bolt assembly. The retainer may be removably coupled to the pin.
F41A 3/26 - Mécanismes à verrous rigides, c.-à-d. les éléments de verrouillage formant un assemblage rigide avec, respectivement, le bloc de culasse ou son levier de manœuvre, et le tube de l'arme ou la boîte de culasse les verrous tournant autour de l'axe du tube de l'arme, p. ex. verrous de culasse cylindriques rotatifs à action semi-automatique ou automatique, p. ex. le bloc de culasse comportant un support coulissant et une tête rotative
F41A 15/14 - Extracteurs de cartouche, c.-à-d. dispositifs pour retirer les cartouches ou les douilles au moins partiellement de la chambre de cartoucheÉjecteurs de cartouche, c.-à-d. dispositifs pour éjecter les cartouches ou les douilles retirées de l'arme à feu pour des armes à feu à culasse mobile axialement l'éjecteur étant monté sur ou dans le bloc de culasse
A firearm that includes an upper receiver, a barrel coupled to the upper receiver, and a lower receiver coupled to the upper receiver. The lower receiver may include a magazine well and an extension mount positioned forward of the magazine well. The firearm may further include a handguard and a means for coupling the handguard to the extension mount of the lower receiver.
A firearm that includes an upper receiver, a barrel coupled to the upper receiver, and a lower receiver coupled to the upper receiver. The firearm includes a handguard and an extension mount that is configured to couple to the lower receiver and is monolithic with or configured to be coupled to the handguard.
In various aspects, an assembly includes a firearm lower receiver that defines a magazine well and comprises an attachment feature positioned forward of the magazine well. An extension mount may be engaged with the attachment feature of the firearm lower receiver. The extension mount may be monolithic with or configured to be coupled to a firearm handguard.
Various systems, methods, and apparatuses related to a firearm suppressor are provided. An example suppressor for a firearm includes an inner body and an external shroud. The inner body may include a muzzle attachment portion and a plurality of baffles. The baffles may each define an opening, and the openings of the plurality of baffles may collectively define a linear projectile path through the inner body along an axis extending from a proximal end of the suppressor to a distal end of the suppressor defining an exit opening. The external shroud may removably couple to and at least partially cover the inner body. The external shroud may permit at least a portion of propellent gas within the inner body to exit the suppressor via a secondary opening defined between the inner body and the external shroud.
Firearm bolts, namely, locking bolts for firearms in the nature of bolt assemblies, bolt completion groups, bolt heads, bolt carrier groups, bolt components in the nature of ejectors and extractors, metal bolts, ramped bolts and bolts sold as components of firearms
Provided are a trigger assembly, firearm, and various methods and components. An example assembly includes a lower trigger body comprising a trigger lever; a disconnector rotatable relative to the lower trigger body; a trigger tower rotatable relative to the lower trigger body and the disconnector, the trigger tower defining a trigger tower hook; and a hammer defining a hammer sear hook configured to engage the trigger tower hook to hold the hammer in a cocked position. In response to application of a force to the trigger lever, the lower trigger body may rotate and cause the trigger tower to rotate to release the trigger tower hook from the hammer sear hook.
Various embodiments are directed to a barrel for a firearm. In various embodiments, a barrel comprises an inner surface defining a bore configured to guide a projectile as the projectile is propelled through the bore by pressurized gas; and a barrel gas port having a gas port depth extending between a port entrance defined by the inner surface of the barrel and a port exit, wherein the barrel gas port is configured to fluidically communicate with the bore and an action of the firearm; wherein the port entrance defines a length dimension defined parallel to a longitudinal axis of the barrel and a width dimension defined perpendicular to the length dimension; and wherein the length dimension of the port entrance is greater than the width dimension of the port entrance. Various embodiments are directed to a firearm comprising the exemplary barrel.
A cam race comprising a hardened material (harder than a material of an upper receiver) is provided to increase durability of a firearm. The cam race is fit within a groove within an interior sidewall of an upper receiver of the firearm. The cam race comprises a body that is fit within the groove, and a plurality of fastener pins extending away from a rear face of the body that fit within corresponding through-holes of the upper receiver. Distal ends of each of the fastener pins are deformed to form a riveted connection between the cam race and the upper receiver. The cam race defines a slide face along which a cam pin of the firearm slides during a firing process, thereby increasing the durability of the firearm against undesired formation of defects within the interior sidewall of the upper receiver.
A stock for a firearm includes a mount, a first member, and a second member. The mount is configured to be coupled to a main body of the firearm. The first member is configured to move along a longitudinal axis defined by the firearm relative to the mount. The second member is configured to move along the longitudinal axis relative to the first member.
Assemblies, suppressor assemblies, firearms, tool sets, methods, and/or the like are provided. In some embodiments, a tool set for assembling and/or disassembling a suppressor assembly may include a first wrench and a second wrench. In some embodiments, the first wrench includes one or more teeth configured to engage a plurality of annularly arranged protrusions disposed at or proximate a distal end of a suppressor assembly, the plurality of annularly arranged protrusions defining recesses therebetween. In some embodiments, the second wrench includes one or more wrench engagement surfaces configured to engage one or more corresponding suppressor engagement surfaces disposed at or proximate a proximal end of the suppressor assembly.
A stock for a firearm includes a mount, a first member, and a second member. The mount is configured to be coupled to a main body of the firearm. The first member is configured to move along a longitudinal axis defined by the firearm relative to the mount. The second member is configured to move along the longitudinal axis relative to the first member.
Assemblies, methods, and/or the like are provided. In some embodiments, a barrel assembly includes a barrel defining a bore extending therethrough between a receiver end of the barrel and a muzzle end of the barrel. In some embodiments, the barrel defines a threaded outer surface at the receiver end. In some embodiments, the barrel assembly includes a barrel extension defining a tapered outer surface and a threaded inner surface. In some embodiments, the threaded inner surface of the barrel extension is configured to engage the threaded outer surface of the barrel, the tapered outer surface of the barrel extension is configured to engage a tapered inner surface of an upper receiver.
Assemblies, methods, and/or the like are provided. In some embodiments, a barrel assembly includes a barrel defining a bore extending therethrough between a receiver end of the barrel and a muzzle end of the barrel. In some embodiments, the barrel defines a threaded outer surface at the receiver end. In some embodiments, the barrel assembly includes a barrel extension defining a tapered outer surface and a threaded inner surface. In some embodiments, the threaded inner surface of the barrel extension is configured to engage the threaded outer surface of the barrel, the tapered outer surface of the barrel extension is configured to engage a tapered inner surface of an upper receiver.
40 - Traitement de matériaux; recyclage, purification de l'air et traitement de l'eau
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
online wholesale and retail store services featuring hunting and sport knives, firearms, firearm parts and components, knife and firearm accessories, patches, stickers, clothing and clothing accessories. custom manufacture of hunting and sports knives custom design of hunting and sports knives.
40 - Traitement de matériaux; recyclage, purification de l'air et traitement de l'eau
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
online wholesale and retail store services featuring hunting and sport knives, firearms, firearm parts and components, knife and firearm accessories, patches, stickers, clothing and clothing accessories. custom manufacture of hunting and sports knives custom design of hunting and sports knives.
Various embodiments are directed to ambidextrous firearm controls, including an ambidextrous bolt control assembly and/or ambidextrous magazine release and associated methods. The ambidextrous bolt control assembly may include a bolt catch configured to hingedly connect to a firearm to rotate between a disengaged position and an engaged position, the bolt catch may include a first bolt catch engagement button operable from a first side of the firearm and a first bolt catch release button operable from the first side of the firearm; an ambidextrous bolt catch engagement button operable from a second side of the firearm; and an ambidextrous bolt catch release button operable from the second side of the firearm; wherein the ambidextrous bolt catch engagement button and the ambidextrous bolt catch release button may each be separately movable relative to the firearm. The ambidextrous bolt catch assembly may further include an ambidextrous magazine release assembly.
40 - Traitement de matériaux; recyclage, purification de l'air et traitement de l'eau
Produits et services
Wholesale and online wholesale distributorships, and wholesale store services featuring firearms, firearm components, and firearm accessories; Retail store services and online retail store services firearms, firearm components, and firearm accessories Custom manufacture of firearms, firearm parts, and firearm accessories
A firearm barrel is provided having a body defining an outer surface and a bore. The bore may define a rifling profile along at least a portion of a length of the barrel. The rifling profile may define a cross-sectional profile perpendicular to the length of the barrel at a location along the length of the barrel. The cross-sectional profile may include a plurality of arcuate portions and a plurality of linear portions. The cross-sectional profile may define a cross-sectional area defined by a Sporting Arms and Ammunition Manufacturers' Institute (SAAMI) standard rifling profile. Various embodiments may include firearms, assemblies, components, and methods associated with such firearms and firearm barrels.
A firearm barrel is provided having a body defining an outer surface and a bore. The bore may define a rifling profile along at least a portion of a length of the barrel. The rifling profile may define a cross-sectional profile perpendicular to the length of the barrel at a location along the length of the barrel. The cross-sectional profile may include a plurality of arcuate portions and a plurality of linear portions. The cross-sectional profile may define a cross-sectional area defined by a Sporting Arms and Ammunition Manufacturers' Institute (SAAMI) standard rifling profile. Various embodiments may include firearms, assemblies, components, and methods associated with such firearms and firearm barrels.
Provided herein are bolt carriers, firearms, and related methods, devices, and assemblies. A bolt carrier for a firearm of an example embodiment includes a cam slot configured to receive a cam pin of a bolt, the cam slot defining a cam path along which the cam pin is configured to travel, the cam path comprising a locked dwell, an unlocked dwell, and a transition section disposed between the locked dwell and the unlocked dwell, wherein the locked dwell defines a portion parallel to a first axis of the bolt carrier that is greater than 0.070 inches long.
F41A 3/26 - Mécanismes à verrous rigides, c.-à-d. les éléments de verrouillage formant un assemblage rigide avec, respectivement, le bloc de culasse ou son levier de manœuvre, et le tube de l'arme ou la boîte de culasse les verrous tournant autour de l'axe du tube de l'arme, p. ex. verrous de culasse cylindriques rotatifs à action semi-automatique ou automatique, p. ex. le bloc de culasse comportant un support coulissant et une tête rotative
Provided are a trigger assembly, firearm, and various methods and components. An example assembly includes a lower trigger body comprising a trigger lever; a disconnector rotatable relative to the lower trigger body; a trigger tower rotatable relative to the lower trigger body and the disconnector, the trigger tower defining a trigger tower hook; and a hammer defining a hammer sear hook configured to engage the trigger tower hook to hold the hammer in a cocked position. In response to application of a force to the trigger lever, the lower trigger body may rotate and cause the trigger tower to rotate to release the trigger tower hook from the hammer sear hook.
Provided are various mounts, firearms, firearm components, and associated elements and methods. A mount for an at least partially curved body surface may include at least one body defining a clamping portion and a component portion connected to the clamping portion, and a level vial engaged with the component portion of the at least one body. The clamping portion may be configured to engage and secure the mount to the at least partially curved body surface, and the clamping portion may define at least two tangent contact surfaces configured to engage the at least partially curved body surface to secure the mount to the at least partially curved body surface.
F41G 1/38 - Appareils de visée télescopiques spécialement adaptés aux armes à feu individuelles ou aux pièces d'artillerieLeurs supports ou leurs montures
F41G 1/34 - Appareils de visée de nuit, p. ex. luminescents combinés à une source lumineuse, p. ex. projecteur
F41G 1/44 - Dispositifs de réglage à niveau à alcool, p. ex. pour corriger l'inclinaison
G01C 9/32 - Moyens pour faciliter l'observation de la position de la bulle, p. ex. moyens d'éclairage
G01C 9/34 - Mesure de l'inclinaison, p. ex. par clinomètres, par niveaux en utilisant des liquides dans des récipients fermés partiellement remplis de liquide de façon à laisser une bulle de gaz du type tubulaire, c.-à-d. pour indiquer l'horizontalité dans une seule direction
26 - Articles de fantaisie; mercerie; fleurs artificielles, cheveux postiches
35 - Publicité; Affaires commerciales
13 - Armes à feu; explosifs
16 - Papier, carton et produits en ces matières
Produits et services
(Based on Intent To Use) clothing, namely, shirts, t-shirts, sweatshirts, jackets, polo shirt; headwear, namely, hats, caps, beanies; bandanas; neck gaiters; shop aprons being clothing (Based on Intent To Use) zipper pulls, ornamental cloth patches (Based on Intent To Use) wholesale and retail store services featuring firearm, firearm parts and components, firearm accessories, patches, stickers, clothing and clothing accessories; online wholesale and retail store services featuring firearm, firearm parts and components, firearm accessories, patches, stickers clothing and clothing accessories (Based on Use in Commerce) firearms and component parts for firearms; tools specially adapted for maintaining firearms, namely, barrel nut wrenches, receiver rods, receiver blocks, gas block pin punch sets, gas block roll pin tools, trigger fitting pins, vice blocks, suppressor alignment gages. (Based on Intent To Use) stickers
Various embodiments are directed to auto-sears for a firearm, firearms, and methods of operating the same. In various embodiments, an auto-sear for a firearm may comprise a body configured to being pivotally mounted within a lower receiver of the firearm, the body having a front surface defined between a leading top body surface edge of a top surface and a leading bottom surface edge of a bottom surface; wherein an upper portion of the front surface is disposed on a first plane and a lower portion of the front surface is disposed on a second plane; and wherein at least a portion of the first plane is non-planar with the second plane. In various embodiments, the top surface of the body comprises a curved shape defined along a portion of the leading top surface edge.
Various systems, methods, and apparatuses related to a firearm suppressor are provided. An example suppressor for a firearm may define a distal end and a proximal end. The suppressor may include an inner body and an external shroud. The inner body may include a muzzle attachment portion defined at or proximate the proximal end of the suppressor and a plurality of baffles each defining an opening. An expansion chamber may be defined between the muzzle attachment portion and one of the plurality of baffles. The external shroud may be configured to at least partially cover the inner body. The external shroud may be configured to permit at least a portion of propellent gas within the inner body to exit the suppressor via a secondary opening disposed at a location between one of the plurality of baffles and the proximal end of the suppressor.
Provided herein are buffer systems, bolt assemblies, firearms, and related methods, devices, and assemblies. A bolt carrier assembly for a firearm of an example includes: a bolt carrier body defining a cavity extending along a longitudinal axis of the bolt carrier; at least one weight disposed within the cavity; a forward stop at a forward end of the cavity; and an aft stop at an aft end of the cavity. In some embodiments, the bolt carrier assembly may include a spring, where the spring biases the at least one weight along the longitudinal axis toward at least one of the forward stop or the aft stop, where the at least one weight is configured to be driven against the spring bias in response to a firing action of the firearm.
F41A 3/84 - Amortisseurs à ressort à boudin montés à l'intérieur de la crosse
F41A 3/26 - Mécanismes à verrous rigides, c.-à-d. les éléments de verrouillage formant un assemblage rigide avec, respectivement, le bloc de culasse ou son levier de manœuvre, et le tube de l'arme ou la boîte de culasse les verrous tournant autour de l'axe du tube de l'arme, p. ex. verrous de culasse cylindriques rotatifs à action semi-automatique ou automatique, p. ex. le bloc de culasse comportant un support coulissant et une tête rotative
Provided herein are bolt carriers, firearms, and related methods, devices, and assemblies. A bolt carrier for a firearm of an example embodiment includes a cam slot configured to receive a cam pin of a bolt, the cam slot defining a cam path along which the cam pin is configured to travel, the cam path comprising a locked dwell, an unlocked dwell, and a transition section disposed between the locked dwell and the unlocked dwell, wherein the locked dwell defines a portion parallel to a first axis of the bolt carrier that is greater than 0.070 inches long.
F41A 3/26 - Mécanismes à verrous rigides, c.-à-d. les éléments de verrouillage formant un assemblage rigide avec, respectivement, le bloc de culasse ou son levier de manœuvre, et le tube de l'arme ou la boîte de culasse les verrous tournant autour de l'axe du tube de l'arme, p. ex. verrous de culasse cylindriques rotatifs à action semi-automatique ou automatique, p. ex. le bloc de culasse comportant un support coulissant et une tête rotative
A cam race comprising a hardened material (harder than a material of an upper receiver) is provided to increase durability of a firearm. The cam race is fit within a groove within an interior sidewall of an upper receiver of the firearm. The cam race comprises a body that is fit within the groove, and a plurality of fastener pins extending away from a rear face of the body that fit within corresponding through-holes of the upper receiver. Distal ends of each of the fastener pins are deformed to form a riveted connection between the cam race and the upper receiver. The cam race defines a slide face along which a cam pin of the firearm slides during a firing process, thereby increasing the durability of the firearm against undesired formation of defects within the interior sidewall of the upper receiver.
firearms and component parts for firearms clothing, namely, shirts, t-shirts, sweatshirts, zip up jackets, hooded jackets, sweat jackets, polo shirts; headwear, namely, hats, caps, beanies; bandanas; neck gaiters
An assembly for directing propellant gas to an action of a firearm includes a barrel and a gas block. The barrel has a plurality of gas ports that communicate with the bore of the barrel. The barrel and the gas block define a passage that receives pressurized propellant gas from the bore by way of the barrel gas ports, and directs the propellant gas to a gas port of the gas block. The plurality of barrel gas ports and the passage act as a manifold in which the propellant gas is taken from multiple locations within the barrel, combined into a single flow, and directed into the gas block via the gas block gas port. The pressurized gas is then routed to an action of the firearm by way of a gas tube and a gas key.
F41A 5/26 - Dispositions ou systèmes pour évacuer les gaz du tube de l'arme
F41A 5/20 - Mécanismes ou systèmes automatiques de déverrouillage de la culasse à l'aide d'une force créée par une charge propulsive par emprunt des gaz utilisant un piston à gaz monté de façon concentrique autour du tube de l'arme
F41A 21/28 - Chambres d'expansion des gazTubes d'arme ayant des orifices d'évacuation des gaz
72.
Firearm barrel having at least one barrel gas port and method of manufacturing the same
Various embodiments are directed to a barrel for a firearm. In various embodiments, a barrel comprises an inner surface defining a bore configured to guide a projectile as the projectile is propelled through the bore by pressurized gas; and a barrel gas port having a gas port depth extending between a port entrance defined by the inner surface of the barrel and a port exit, wherein the barrel gas port is configured to fluidically communicate with the bore and an action of the firearm; wherein the port entrance defines a length dimension defined parallel to a longitudinal axis of the barrel and a width dimension defined perpendicular to the length dimension; and wherein the length dimension of the port entrance is greater than the width dimension of the port entrance. Various embodiments are directed to a firearm comprising the exemplary barrel.
Various embodiments are directed to ambidextrous firearm controls, including an ambidextrous bolt control assembly and/or ambidextrous magazine release and associated methods. The ambidextrous bolt control assembly may include a bolt catch configured to hingedly connect to a firearm to rotate between a disengaged position and an engaged position, the bolt catch may include a first bolt catch engagement button operable from a first side of the firearm and a first bolt catch release button operable from the first side of the firearm; an ambidextrous bolt catch engagement button operable from a second side of the firearm; and an ambidextrous bolt catch release button operable from the second side of the firearm; wherein the ambidextrous bolt catch engagement button and the ambidextrous bolt catch release button may each be separately movable relative to the firearm. The ambidextrous bolt catch assembly may further include an ambidextrous magazine release assembly.
Provided herein are muzzle brakes, firearms, and methods for manufacturing the same. A muzzle brake for attachment to a muzzle end of a firearm includes a body defining a first end that engages a muzzle end of the firearm, a second end opposite the first end, and an axis extending therebetween. The body further defines one or more openings intersecting the axis to form a channel extending between the first end and the second end along the axis. The body further defines a first port extending from the channel to an exterior surface of the body and a second port extending from the channel to the exterior surface of the body between the first port and the second end. In operation, the first port directs gas from the channel to an external environment of the muzzle brake that disrupts gas directed by the second port from the channel.
A cam race comprising a hardened material (harder than a material of an upper receiver) is provided to increase durability of a firearm. The cam race is fit within a groove within an interior sidewall of an upper receiver of the firearm. The cam race comprises a body that is fit within the groove, and a plurality of fastener pins extending away from a rear face of the body that fit within corresponding through-holes of the upper receiver. Distal ends of each of the fastener pins are deformed to form a riveted connection between the cam race and the upper receiver. The cam race defines a slide face along which a cam pin of the firearm slides during a firing process, thereby increasing the durability of the firearm against undesired formation of defects within the interior sidewall of the upper receiver.
Various embodiments are directed to ambidextrous firearm controls, including an ambidextrous bolt control assembly and/or ambidextrous magazine release and associated methods. The ambidextrous bolt control assembly may include a bolt catch configured to hingedly connect to a firearm to rotate between a disengaged position and an engaged position, the bolt catch may include a first bolt catch engagement button operable from a first side of the firearm and a first bolt catch release button operable from the first side of the firearm; an ambidextrous bolt catch engagement button operable from a second side of the firearm; and an ambidextrous bolt catch release button operable from the second side of the firearm; wherein the ambidextrous bolt catch engagement button and the ambidextrous bolt catch release button may each be separately movable relative to the firearm. The ambidextrous bolt catch assembly may further include an ambidextrous magazine release assembly.
Provided herein are extractors, bolt assemblies, firearms, and related methods, devices, and assemblies. A firearm extractor includes a first end, a second end opposite the first end, an axis defined between the first end and the second end, and a pivot portion between the first end and the second end. The extractor may include a notch defined at the inner side of the extractor at an axial location between the pivot portion and the first end that, in operation, engages a cartridge casing having a diameter greater than a casing of a 5.56 NATO cartridge or other platform-standard cartridge. A thickness of the extractor in at least one location defined at the axial location of the notch disposed radially inward of one or more lugs of a barrel or a barrel extension during cycling of the bolt may be greater than 0.019 inches.
F41A 15/14 - Extracteurs de cartouche, c.-à-d. dispositifs pour retirer les cartouches ou les douilles au moins partiellement de la chambre de cartoucheÉjecteurs de cartouche, c.-à-d. dispositifs pour éjecter les cartouches ou les douilles retirées de l'arme à feu pour des armes à feu à culasse mobile axialement l'éjecteur étant monté sur ou dans le bloc de culasse
Trigger guard assemblies that support and position a magazine within a firearm, firearms that include such assemblies, and associated components, assemblies, and methods are provided. An assembly may include at least a receiver and a trigger guard. The receiver may define a magazine well configured to support a magazine during a firearm operational cycle. The trigger guard may be connected to the receiver. The trigger guard may include a magazine guide portion that may be configured to contact the magazine supported by the receiver during at least a portion of the firearm operational cycle to resist rotation of the magazine relative to the magazine well.
Provided are barrels, barrel assemblies, firearms, and associated components, assemblies, and methods. A barrel of a firearm may include an inner surface defining a bore configured to guide a projectile as the projectile is propelled through the bore by pressurized gas. The barrel may define a muzzle end, a chamber end opposite the muzzle end, and a longitudinal axis extending between the muzzle end and the chamber end. The inner surface may define a chamber at the chamber end of the barrel. The chamber may receive a cartridge and to support at least a portion of a casing of the cartridge during firing. The barrel may further define one or more barrel feed ramps at the chamber end configured to guide at least a portion of the cartridge into the chamber during an operational cycle of the firearm. The barrel may engage with a barrel extension as a barrel assembly.
An assembly for directing propellant gas to an action of a firearm includes a barrel and a gas block. The barrel has a plurality of gas ports that communicate with the bore of the barrel. The barrel and the gas block define a passage that receives pressurized propellant gas from the bore by way of the barrel gas ports, and directs the propellant gas to a gas port of the gas block. The plurality of barrel gas ports and the passage act as a manifold in which the propellant gas is taken from multiple locations within the barrel, combined into a single flow, and directed into the gas block via the gas block gas port. The pressurized gas is then routed to an action of the firearm by way of a gas tube and a gas key.
An assembly for directing propellant gas to an action of a firearm includes a barrel and a gas block. The barrel has a plurality of gas ports that communicate with the bore of the barrel. The barrel and the gas block define a passage that receives pressurized propellant gas from the bore by way of the barrel gas ports, and directs the propellant gas to a gas port of the gas block. The plurality of barrel gas ports and the passage act as a manifold in which the propellant gas is taken from multiple locations within the barrel, combined into a single flow, and directed into the gas block via the gas block gas port. The pressurized gas is then routed to an action of the firearm by way of a gas tube and a gas key.
F41A 5/26 - Dispositions ou systèmes pour évacuer les gaz du tube de l'arme
F41A 5/20 - Mécanismes ou systèmes automatiques de déverrouillage de la culasse à l'aide d'une force créée par une charge propulsive par emprunt des gaz utilisant un piston à gaz monté de façon concentrique autour du tube de l'arme
F41A 21/28 - Chambres d'expansion des gazTubes d'arme ayant des orifices d'évacuation des gaz
An assembly for directing propellant gas to an action of a firearm includes a barrel and a gas block. The barrel has a plurality of gas ports that communicate with the bore of the barrel. The barrel and the gas block define a passage that receives pressurized propellant gas from the bore by way of the barrel gas ports, and directs the propellant gas to a gas port of the gas block. The plurality of barrel gas ports and the passage act as a manifold in which the propellant gas is taken from multiple locations within the barrel, combined into a single flow, and directed into the gas block via the gas block gas port. The pressurized gas is then routed to an action of the firearm by way of a gas tube and a gas key.
