An AR-style firearm includes a specially designed lower receiver, a specially designed upper receiver mounted to the lower receiver, a pistol hand grip mounted to the lower receiver, a handguard mounted around a barrel, a specially designed magazine well formed in the lower receiver that is configur
An AR-style firearm includes a specially designed lower receiver, a specially designed upper receiver mounted to the lower receiver, a pistol hand grip mounted to the lower receiver, a handguard mounted around a barrel, a specially designed magazine well formed in the lower receiver that is configured to receive an AK-47 magazine or similar magazine, and a specially designed, ambidextrous magazine release that holds and selectively releases the magazine from the magazine well.
대표청구항▼
1. A firearm that combines an AR rifle with an AK magazine, the firearm comprising: a lower receiver,an upper receiver mounted to the lower receiver,a barrel extension mounted to the upper receiver, the barrel extension defining a wide feed ramp,a barrel mounted to the barrel extension,a handguard s
1. A firearm that combines an AR rifle with an AK magazine, the firearm comprising: a lower receiver,an upper receiver mounted to the lower receiver,a barrel extension mounted to the upper receiver, the barrel extension defining a wide feed ramp,a barrel mounted to the barrel extension,a handguard surrounding at least part of the barrel,a pistol grip mounted to the lower receiver,an elongated mounting rail positioned above the upper receiver,a stock mounted to the upper receiver,a trigger and trigger assembly mounted to the lower receiver,a trigger guard that extends at least partially around the trigger and defines a trigger guard opening, the trigger guard mounted to the lower receiver,wherein the lower receiver defines a magazine well and an elongated groove formed in the magazine well for receiving an AK magazine; and wherein the magazine well defines an angled opening for receiving the magazine, wherein the angled opening extends from a trigger guard mounting hole to a take-down pin hole,an ambidextrous magazine release lever located between the magazine well and the trigger, the magazine release lever defining a first end forming a magazine catch and a second end that extends into the trigger guard opening, the second end forming a pair of paddles that straddle the trigger guard,wherein the magazine catch is a member that extends into a center of a wall of the magazine well and is spring biased towards the magazine well and the paddles are positioned laterally outwardly of the magazine catch and on opposing sides of the magazine catch,wherein the magazine release lever is pivotable such that pressing either of the paddles moves the magazine catch away from the magazine well,wherein the magazine catch is configured to engage a tabbed portion of the magazine upon insertion of the magazine into the magazine well, andwherein the paddles that straddle the trigger guard are operable from either side of the firearm. 2. The firearm of claim 1, wherein the magazine catch defines an angled end for engagement with the tabbed portion of the magazine. 3. The firearm of claim 1, further comprising a bolt, bolt carrier and an oversized extractor mounted to the bolt. 4. The firearm of claim 3, wherein the bolt defines relief cuts to permit the oversized extractor to move easily relative to the bolt. 5. The firearm of claim 4, further comprising a charging handle operatively mounted to the bolt carrier. 6. The firearm of claim 1, wherein the paddles defines serrations on surfaces of the paddles. 7. The firearm of claim 1, wherein the lever extends into an opening defined by the trigger guard and also extends toward the magazine well. 8. The firearm of claim 7, where the lever defines a radius that is concentric with the trigger guard mounting hole used to mount the trigger guard to the lower receiver. 9. The firearm of claim 1, wherein the trigger guard includes opposing cuts at an end to permit the trigger guard to mount to trigger guard mounting walls on the lower receiver. 10. The firearm of claim 8, wherein the trigger guard extends from the trigger guard mounting hole located behind the magazine well towards the magazine well and then curves back towards and beneath the trigger and then curves towards the trigger guard mounting walls. 11. A firearm that combines an AR rifle with an AK magazine, the firearm comprising: a lower receiver,an upper receiver mounted to the lower receiver,a barrel extension mounted to the upper receiver, the barrel extension defining a wide feed ramp,a barrel mounted to the barrel extension,a handguard surrounding at least part of the barrel,a pistol grip mounted to the lower receiver,an elongated mounting rail positioned above the upper receiver,a stock mounted to the upper receiver,a trigger and trigger assembly mounted to the lower receiver, anda trigger guard that extends at least partially around the trigger and mounted to the lower receiver,wherein the lower receiver defines a magazine well and an elongated groove formed in the magazine well for receiving an AK magazine;wherein the magazine well defines an angled opening for receiving the magazine, wherein the angled opening extends from a trigger guard mounting hole to a take-down pin hole,an ambidextrous magazine release lever located behind the magazine well and above the trigger, the magazine release lever defining a first end forming a magazine catch and a second end forming a pair of lever arms that extend across both sides of the firearm and above the trigger,wherein the lower receiver defines a cut on both sides of the firearm that serves as a rotational stop for the release lever,wherein the magazine catch is a member that extends into a center of a wall of the magazine well and is spring biased towards the magazine well and the lever arms are positioned laterally outwardly of the magazine catch and on opposing sides of the magazine catch,wherein the magazine release lever is pivotable such that pressing either of the lever arms moves the magazine catch away from the magazine well,wherein the magazine catch is configured to engage a tabbed portion of the magazine upon insertion of the magazine into the magazine well, andwherein the lever arms are operable from either side of the firearm. 12. The firearm of claim 11, wherein the magazine catch defines an angled end for engagement with the tabbed portion of the magazine. 13. The firearm of claim 11, further comprising a bolt, bolt carrier and an oversized extractor mounted to the bolt. 14. The firearm of claim 13, wherein the bolt defines relief cuts to permit the oversized extractor to move easily relative to the bolt. 15. The firearm of claim 14, further comprising a charging handle operatively mounted to the bolt carrier. 16. The firearm of claim 11, wherein the lever arms defines serrations on ends of the arms. 17. The firearm of claim 16, wherein the lever arms are joined by a bracket extending between the lever arms, and wherein the bracket defines a cut for receiving a torsion spring. 18. The firearm of claim 11, wherein the trigger guard includes opposing cuts at an end to permit the trigger guard to mount to trigger guard mounting walls on the lower receiver. 19. The firearm of claim 18, wherein the trigger guard extends from the trigger guard mounting hole located behind the magazine well towards the magazine well and then curves back towards and beneath the trigger and then curves towards the trigger guard mounting walls. 20. The firearm of claim 11, wherein the mounting rail is configured to mount firearm accessories, including sights, lights and optics.
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