REAR TRUNNION AND FOLDING STOCK FITTING ASSEMBLIES

A rear trunnion assembly includes: a modular rear trunnion fitting including a rear connection feature, an upper portion, and a lower portion; a folding hinge fitting including an upper lug, a lower lug, and a forward portion disposed under the modular rear trunnion fitting, the folding hinge fitting disposed on a rear side of the modular rear trunnion fitting, the forward portion including a first mounting hole configured to interface with the upper portion and a second mounting hole configured to interface with the lower portion; and a pivoting latch fitting configured to pivot with respect to the folding hinge fitting about an axis extending from the upper lug to the lower lug. The pivoting latch fitting may be configured to lock in at least one position with respect to the folding hinge fitting. 1. A rear trunnion assembly comprising:a modular rear trunnion fitting including a rear connection feature, an upper portion, and a lower portion;a folding hinge fitting including an upper lug, a lower lug, and a forward portion disposed under the modular rear trunnion fitting, the folding hinge fitting disposed on a rear side of the modular rear trunnion fitting, the forward portion including a first mounting hole configured to interface with the upper portion and a second mounting hole configured to interface with the lower portion; anda pivoting latch fitting configured to pivot with respect to the folding hinge fitting about an axis extending from the upper lug to the lower lug,wherein the pivoting latch fitting is configured to lock in at least one position with respect to the folding hinge fitting.2. The rear trunnion assembly of claim 1 , further comprising a push button arm claim 1 , wherein:the push button arm includes an engaging arm;the pivoting latch fitting comprises an engagement slot; andthe pivoting latch fitting is configured to lock in a deployed configuration due to an engagement of the engaging arm with the engagement slot.3. The rear trunnion ...

Roller and bearing delayed firearm operating systems

A firearm operating system includes a forward bolt with an internal cavity, a carrier disposed on a rear side of the forward bolt where the carrier includes a cavity, a short cam pin, a plurality of bearings, a retracted configuration, and a deployed configuration. At least a portion of a forward section of the short cam pin is disposed within the internal cavity of the forward bolt. At least a portion of a rear section of the short cam pin is disposed within the cavity of the carrier. Movement from the retracted configuration to the deployed configuration includes movement in a forward/aft direction of the short cam pin relative to the forward bolt and movement of the plurality of bearings.

REAR TRUNNION AND FOLDING STOCK FITTING ASSEMBLIES

A rear trunnion assembly includes: a modular rear trunnion fitting including a rear connection feature, an upper portion, and a lower portion; a folding hinge fitting including an upper lug, a lower lug, and a forward portion disposed under the modular rear trunnion fitting, the folding hinge fitting disposed on a rear side of the modular rear trunnion fitting, the forward portion including a first mounting hole configured to interface with the upper portion and a second mounting hole configured to interface with the lower portion; and a pivoting latch fitting configured to pivot with respect to the folding hinge fitting about an axis extending from the upper lug to the lower lug. The pivoting latch fitting may be configured to lock in at least one position with respect to the folding hinge fitting. 120-. (canceled)21. A rear trunnion assembly for a firearm , the rear trunnion assembly comprising:a modular rear trunnion fitting attached to a rear portion of a receiver of the firearm, the modular rear trunnion fitting comprising a rear connection feature, an upper portion, and a lower portion; anda removable tang removably installed to a rear side of the modular rear trunnion fitting, wherein:the removable tang is configured to engage a fixed stock.22. The rear trunnion assembly of claim 21 , wherein the modular rear trunnion fitting is a modular split rear trunnion fitting that comprises a first arm and a second arm claim 21 , which are separated by an open space claim 21 , wherein the first and second arms each extend toward a front of the receiver.23. The rear trunnion assembly of claim 21 , wherein the removable tang comprises a recess that engages the rear connection feature of the modular rear trunnion fitting.24. The rear trunnion assembly of claim 23 , wherein the recess of the removable tang comprises a rounded keyhole shape that is complementary to a shape of the rear connection feature of the modular rear trunnion fitting.25. The rear trunnion assembly of ...

MALFUNCTION SIMULATION INSERT

A malfunction insert is for a firearm that includes a magazine. The malfunction insert includes a narrow end comprising a narrow edge, a concave surface disposed at an opposite end of the malfunction insert from the narrow end, and a central member that connects the concave surface and the narrow end. The malfunction insert is configured to be inserted into the magazine. 1. A malfunction insert for a firearm that comprises a magazine , the malfunction insert comprising:a body comprising a concave surface and a narrow end extending to an opposite side of the body from the concave surface, wherein:the body is configured to be inserted into the magazine; andin use, the narrow end is configured to engage a feed lip of the magazine while the concave surface engages an upper surface of a cartridge.2. The malfunction insert of claim 1 , wherein the concave surface and the narrow end are connected by a central member.3. The malfunction insert of claim 1 , wherein the central member comprises at least one planar face.4. The malfunction insert of claim 1 , wherein the concave surface comprises a contoured shape corresponding to an outer surface of the cartridge.5. The malfunction insert of claim 1 , wherein the malfunction insert is configured to cause a double feed where two cartridges exit the magazine during a single firearm cycle.6. The malfunction insert of claim 1 , wherein the body comprises a “T” shape.7. The malfunction insert of claim 1 , wherein the body comprises a non-metallic material.8. A malfunction insert for a firearm that comprises a magazine claim 1 , the malfunction insert comprising:a narrow end comprising a narrow edge;a concave surface disposed at an opposite end of the malfunction insert from the narrow end;a central member that connects the concave surface and the narrow end, wherein:the malfunction insert is configured to be inserted into the magazine.9. The malfunction insert of claim 8 , wherein the malfunction insert is configured to engage a ...

FOLDING STOCK ASSEMBLIES

A folding stock assembly for a firearm includes a hinge fitting attached to the firearm, a left hinge pin disposed on a left side of the hinge fitting, a right hinge pin disposed on a right side of the hinge fitting, at least one moving member, a rear housing disposed on a rear side of the hinge fitting, a rearward configuration wherein the rear housing is connected to both the left hinge pin and the right hinge pin, a left side folded configuration wherein the rear housing is connected to the left hinge pin and the rear housing is moved toward a left side of the firearm, and a right side folded configuration wherein the rear housing is connected to the right hinge pin and the rear housing is moved toward a right side of the firearm. 1. An ambidextrous folding stock assembly for a firearm comprising:a hinge fitting attached to the firearm;a left hinge pin disposed on a left side of the hinge fitting;a right hinge pin disposed on a right side of the hinge fitting;at least one moving member;a rear housing disposed on a rear side of the hinge fitting;a rearward configuration wherein the rear housing is connected to both the left hinge pin and the right hinge pin;a left side folded configuration wherein the rear housing is connected to the left hinge pin and the rear housing is moved toward a left side of the firearm; anda right side folded configuration wherein the rear housing is connected to the right hinge pin and the rear housing is moved toward a right side of the firearm.2. The ambidextrous folding stock assembly of claim 1 , further comprising a stock attached to the rear housing claim 1 , wherein:the rear housing and the stock are configured to pivot about the left hinge pin; andthe rear housing and the stock are configured to pivot about the right hinge pin.3. The ambidextrous folding stock assembly of claim 1 , wherein the at least one moving member comprises a left side moving member and a right side moving member.4. The ambidextrous folding stock assembly ...

FOLDING STOCK ASSEMBLIES

An ambidextrous folding stock assembly for a firearm includes a forward hinge fitting attached to the firearm, a central assembly disposed on a rear side of the forward hinge fitting, and a rear hinge fitting disposed on a rear side of the central assembly. The central assembly includes at least one hinge body, an actuation portion including a lower portion disposed below the at least one hinge body, and at least one latch portion disposed below the at least one hinge body. 1. An ambidextrous folding stock assembly for a firearm comprising:a forward hinge fitting attached to the firearm;a central assembly disposed on a rear side of the forward hinge fitting; anda rear hinge fitting disposed on a rear side of the central assembly, wherein: at least one hinge body;', 'an actuation portion comprising a lower portion disposed below the at least one hinge body; and', 'at least one latch portion disposed below the at least one hinge body., 'the central assembly comprises2. The ambidextrous folding stock assembly of claim 1 , further comprising a stock extending from the rear hinge fitting claim 1 , wherein:the central assembly is configured to pivot relative to the forward hinge fitting; andthe rear hinge fitting and the stock are configured to pivot relative to the central assembly.3. The ambidextrous folding stock assembly of claim 2 , further comprising:a rearward configuration wherein the stock extends rearward from the firearm;a left side folded configuration wherein the stock is folded adjacent to a left side of the firearm; anda right side folded configuration wherein the stock is folded adjacent to a right side of the firearm.4. The ambidextrous folding stock assembly of claim 1 , further comprising:a forward hinge axis extending through the forward hinge fitting and the central assembly, wherein the forward hinge axis has a vertical axial direction; anda rear hinge axis extending through the rear hinge fitting and the central assembly, wherein the rear hinge axis ...

POLYMER/COMPOSITE FIREARMS AND A PROCESS FOR STRENGTHENING POLYMER/COMPOSITE FIREARMS

A strengthened firearm includes at least one metal/composite material formed into at least one firearm component, and a polymer/composite material combined with the at least one firearm component. The metal/composite material replaces the polymer/composite material in a specific area or component of the firearm that may be weak or tend to fail earlier than other areas or components of a polymer/composite firearm. The method of combining the multiple materials allows for additional strength in the firearm. 1. A strengthened firearm comprising:at least one metal/composite material formed into at least one firearm component; anda polymer/composite material combined with the at least one firearm component.2. The strengthened firearm of claim 1 , wherein the at least one firearm component is a stock/buffer tube mount.3. The strengthened firearm of claim 1 , wherein the at least one firearm component is a barrel receiver.4. The strengthened firearm of claim 1 , wherein the polymer/composite material is combined with the at least one firearm component by over molding.5. The strengthened firearm of claim 1 , wherein the polymer/composite material is combined with the at least one firearm component by insert molding.6. The strengthened firearm of claim 1 , wherein the polymer/composite material is combined with the at least one firearm component by fastening the at least one firearm component to the polymer/composite material.7. The strengthened firearm of claim 1 , wherein the polymer/composite material is combined with the at least one firearm component by gluing the polymer/composite material to the at least one metal/composite component.8. A method for creating a strengthened polymer/composite firearm comprising:forming at least one metal/composite material to a desired shape of at least one firearm component;inserting the at least one metal/composite component in a polymer/composite firearm mold;adding a polymer/composite material into the polymer/composite firearm mold ...

Electronic threat assessment system

A system for assessing threats includes a method of detecting a physical location of the system, establish a connection to at least one database, scanning a proximate area, prioritizing a plurality of identified objects, comparing data for at least one of the identified object to data from the at least one database, and outputting at least one notification.

HYBRID MOLDED FIREARM ASSEMBLIES

A hybrid molded assembly includes a trigger comprising a trigger skeleton and a trigger molded portion that at least partially encompasses the trigger skeleton, a hammer comprising a hammer skeleton and a hammer molded portion that at least partially encompasses the hammer skeleton, and a disconnector comprising a disconnector skeleton and a disconnector molded portion that at least partially encompasses the disconnector skeleton. 1. A hybrid molded assembly comprising:a trigger comprising a trigger skeleton and a trigger molded portion that at least partially encompasses the trigger skeleton;a hammer comprising a hammer skeleton and a hammer molded portion that at least partially encompasses the hammer skeleton; anda disconnector comprising a disconnector skeleton and a disconnector molded portion that at least partially encompasses the disconnector skeleton.2. The hybrid molded assembly of claim 1 , wherein the trigger skeleton comprises at least one trigger exposed portion that is at least partially exposed at an outer surface of the trigger molded portion.3. The hybrid molded assembly of claim 2 , wherein the at least one trigger exposed portion comprises at least one of a finger interface portion claim 2 , a sear portion claim 2 , and a selector portion.4. The hybrid molded assembly of claim 1 , wherein the hammer skeleton comprises at least one hammer exposed portion that is at least partially exposed at an outer surface of the hammer molded portion.5. The hybrid molded assembly of claim 4 , wherein the at least one hammer exposed portion comprises at least one of a firing pin interface surface claim 4 , a disconnector interface tooth claim 4 , and a sear protrusion.6. The hybrid molded assembly of claim 1 , wherein the disconnector skeleton comprises at least one disconnector exposed portion that is at least partially exposed at an outer surface of the disconnector molded portion.7. The hybrid molded assembly of claim 6 , wherein the at least one disconnector ...

FIREARM OPERATING MECHANISMS AND BOLT RELEASE

An operating system for a firearm includes a trigger, a hammer, a disconnector, a pivoting arm, and a lower member. The trigger includes a lower portion, an upper portion, and a trigger pivot. The disconnector includes a lower portion, an upper portion, and a disconnector pivot. The pivoting arm includes a forward protrusion, a pivoting arm opening, and a pin extending through the pivoting arm opening. The lower member includes a lower member opening and a pin hole that is coaxial with the trigger pivot and the disconnector pivot. At least a portion of the trigger and at least a portion of the disconnector are disposed within the lower member opening. Motion of the trigger causes the forward protrusion of the pivoting arm to engage a bolt carrier group and hold the bolt carrier group in an open position. 120-. (canceled)21. An operating system disposed within a receiver of a firearm , the operating system comprising:a trigger comprising a lower portion, an upper portion, and a trigger pivot;a hammer comprising a hammer pivot;a disconnector comprising a lower portion, an upper portion, and a disconnector pivot;a pivoting arm comprising a forward protrusion, and a pin, wherein at least a portion of the hammer and at least a portion of the disconnector are disposed adjacent to the pivoting arm; anda lower member comprising a pin hole that is coaxial with the trigger pivot and the disconnector pivot, wherein at least a portion of the trigger and at least a portion of the disconnector are disposed adjacent to the lower member,wherein motion of the trigger causes the forward protrusion of the pivoting arm to engage a bolt carrier group of the firearm and hold the bolt carrier group in an open position.22. The operating system of claim 21 , wherein:the pivoting arm comprises an opening; andat least a portion of the hammer and at least a portion of the disconnector are disposed within the opening of the pivoting arm.23. The operating system of claim 21 , wherein the ...

Firearm operating system

A firearm operating system includes a housing, a central pivoting member disposed within the housing, a trigger including a portion disposed within the housing and a portion extending outside the housing such that the portion of the trigger within the housing includes a hole and at least one finger that extends in a first direction from the hole. Due to movement of the trigger, the at least one finger presses against the central pivoting member to cause the central pivoting member to rotate.

ROLLER DELAYED FIREARM OPERATING SYSTEM

An operating system for a firearm includes a forward bolt includes a forward bolt cavity, a carrier disposed on a rear side of the forward bolt, the carrier including a carrier cavity, a short cam pin including (i) a forward section that is at least partially disposed within the forward bolt cavity and (ii) a rear section that is at least partially disposed within the carrier cavity, a plurality of bearings that interface with the forward bolt, a retracted configuration where the short cam pin is in a rear position relative to the forward bolt, and a deployed configuration where the short cam pin is in a forward position relative to the forward bolt. 120-. (canceled)21. A firearm operating system comprising:a bolt comprising a rear cavity;a plurality of bearings disposed at least partially within the bolt;a carrier disposed on a rear side of the bolt, the carrier comprising a forward cavity; anda cam pin comprising a forward section and a rear section, wherein:the forward section of the cam pin is disposed within the rear cavity of the bolt;the rear section of the cam pin is disposed within the forward cavity of the carrier;the forward section of the cam pin comprises a plurality of forward surfaces that each correspond to one of the plurality of bearings; andeach of the forward surfaces is oblique relative to a forward/aft direction of the firearm operating system.22. The firearm operating system of claim 21 , wherein each of the plurality of bearings comprises a spherical shape.23. The firearm operating system of claim 21 , wherein each of the plurality of bearings moves in a radial direction of the bolt.24. The firearm operating system of claim 21 , wherein:the plurality of bearings comprises three bearings; andthe bolt comprises three cavities distributed around a perimeter of the bolt such that each bearing moves relative to the bolt through the respective cavity.25. The firearm operating system of claim 24 , further comprising a retracted bearing configuration ...

MAGAZINE STRUCTURE AND INSERT

A firearm assembly includes an insert including a front strap, a leading member, a dowel member located at a lower end of the leading member, and a floorplate flexibly coupled to a lower end of the front strap, wherein the front strap and leading member extend between an upper end of the insert and a lower end of the insert; a follower configured to move vertically in relation to the insert; a rear strap removably attachable to the floorplate; and a spring disposed above the floorplate, wherein the front strap and rear strap are internally disposed in the spring and the follower is removably attached to an upper end of the spring. 120-. (canceled)21. A magazine assembly for a firearm comprising:a main body compatible and designed to function with an AR-15 5.56×45 mm magazine well;a floorplate disposed at a lower end of the main body;a follower disposed within the main body, wherein the follower moves relative to the main body and the floorplate; anda spring extending between the floorplate and the follower,wherein the follower is designed for a caliber that is not (i) 5.56×45 mm, (ii) .223 Remington, or (iii) 7.62×35 mm.22. The magazine assembly of claim 21 , wherein the follower is designed for at least one caliber selected from the group of 9×19 mm claim 21 , .45 ACP claim 21 , .40 S&W claim 21 , .380 ACP claim 21 , .38 ACP claim 21 , .38 Super claim 21 , and .22 Long Rifle.23. The magazine assembly of claim 21 , further comprising an insert with an uppermost portion that acts as a feed ramp.24. The magazine assembly of claim 23 , wherein the insert comprises at least one attachment to the floorplate.25. The magazine assembly of claim 23 , wherein the uppermost portion comprises a contoured portion that guides cartridges when the cartridges exit the magazine assembly.26. The magazine assembly of claim 23 , wherein the insert is a separate component from the main body.27. The magazine assembly of claim 23 , wherein the insert is an integral component of the main ...

Stand up vehicle

A vehicle for transporting a passenger in a standing position includes a frame, a rear axle assembly disposed at a rear end of the frame, a front suspension assembly disposed at a front end of the frame, a rear deck attached to the frame to accommodate a trailing foot of the passenger, a front deck attached to the frame to accommodate a leading foot of the passenger, and a driveshaft extending forward from the rear axle assembly such that the driveshaft transmits power to the rear axle assembly.

BUTTSTOCK LOCK RELEASE LEVER PIN ASSEMBLY

A lock release lever pin assembly for an adjustable buttstock assembly of a firearm, wherein the lock release lever pin assembly includes a lock release lever pin including a first end and a second end and a lock pin nut that engages the first end of the lock release lever pin. The first end of the lock release lever pin includes at least one insertion portion and at least one retaining portion. 1. A lock release lever pin assembly for an adjustable buttstock assembly of a firearm , the lock release lever pin assembly comprising:a lock release lever pin comprising a first end and a second end; anda lock pin nut that engages the first end of the lock release lever pin,wherein the first end of the lock release lever pin comprises at least one insertion portion and at least one retaining portion.2. The lock release lever pin assembly of claim 1 , wherein the at least one insertion portion comprises a planar surface and the at least one retaining portion comprises a planar surface.3. The lock release lever pin assembly of claim 1 , wherein:the lock release lever pin comprises a circumferential channel;the at least one insertion portion extends a full length between the circumferential channel and the first end; andthe at least one retaining portion extends a partial length between the circumferential channel and the first end.4. The lock release lever pin assembly of claim 3 , wherein the at least one retaining portion extends a partial length from the circumferential channel to a step located toward the first end claim 3 , the step comprising a larger diameter than a diameter of the at least one retaining portion.5. The lock release lever pin assembly of claim 3 , wherein the lock pin nut comprises a through-hole and at least one internal protrusion positioned within the through-hole.6. The lock release lever pin assembly of claim 5 , wherein the at least one internal protrusion is aligned with at least one of (i) the at least one insertion portion and (ii) the at ...

PIVOT PIN

A pivot pin for a firearm includes a proximal end, a distal end, a cylindrical surface extending between the proximal end and the distal end, a head disposed at the distal end where the head includes a flat portion, a groove extending along at least a portion of a length of the cylindrical surface, and a hole extending through the pivot pin. The hole is located between the groove and the proximal end. 1. A pivot pin for a firearm , the pivot pin comprising:a proximal end;a distal end;a cylindrical surface extending between the proximal end and the distal end;a head disposed at the distal end, the head comprising a flat portion;a groove extending along at least a portion of a length of the cylindrical surface; anda hole extending through the pivot pin, wherein the hole is located between the groove and the proximal end.2. The pivot pin of claim 1 , wherein the hole comprises a bevel on at least one selected from the group of a first end and a second end of the hole.3. The pivot pin of claim 1 , wherein an axial direction of the hole is approximately perpendicular to a location of the groove on the cylindrical surface.4. The pivot pin of claim 1 , wherein the groove comprises a first recess and a second recess.5. The pivot pin of claim 4 , wherein:the first recess is disposed at a first end of the groove;the second recess is disposed at a second end of the groove;the first end of the groove is disposed closer to the proximal end of the pivot pin; andthe second end of the groove is disposed closer to the distal end of the pivot pin.6. The pivot pin of claim 4 , wherein at least one selected from the group of the first recess and the second recess comprises a blind hole.7. The pivot pin of claim 4 , wherein at least one selected from the group of the first recess and the second recess comprises a through hole.8. The pivot pin of claim 1 , wherein a size of the hole is configured for a detent and a detent spring to pass through the hole.9. The pivot pin of claim 1 , ...

FIREARM LOADER

A firearm loader may be used to transfer at least one cartridge to a firearm. The loader includes a main body comprising a proximal end and a distal end and a follower disposed inside the main body. The loader may include an engaged configuration wherein the loader is at least partially inserted into a firearm. The proximal end may include an opening. In the engaged configuration, the opening approximately faces a magazine of the firearm. 1. A firearm loader for transferring at least one cartridge to a firearm comprising:a main body comprising a proximal end and a distal end; anda follower disposed inside the main body, wherein:the firearm loader comprises an engaged configuration wherein the firearm loader is at least partially inserted into a firearm;the proximal end comprises an opening; andin the engaged configuration, the opening approximately faces a magazine of the firearm.2. The firearm loader of claim 1 , wherein claim 1 , in the engaged configuration claim 1 , the firearm loader is at least partially inserted into an ejection port of the firearm.3. The firearm loader of claim 1 , further comprising at least one spring disposed adjacent to the opening claim 1 , wherein the at least one spring restricts movement of a cartridge through the opening.4. The firearm loader of claim 1 , wherein:the main body comprises a channel that extends along at least part of a length of the main body; andthe follower is accessible through the channel.5. The firearm loader of claim 4 , wherein at least one edge of the channel comprises a series of protrusions and recesses and the follower comprises at least one indexing portion that engages the recesses.6. The firearm loader of claim 1 , wherein the follower comprises a ring portion that can be manipulated through a channel in the main body to move the follower.7. The firearm loader of claim 6 , wherein the ring portion comprises at least one indexing portion that interfaces with at least one locating feature of the main body. ...

Magazine Follower

A follower for a magazine of a firearm includes an underside for attachment to a spring within the magazine, a spine extending downward from a rear part of the follower, and an upper surface for interfacing with at least one cartridge inserted into the magazine. The upper surface includes a top portion and a bottom portion, and the bottom portion includes a curved surface.

Polymer/composite firearms and a process for strengthening polymer/composite firearms

A strengthened firearm includes at least one metal/composite material formed into at least one firearm component, and a polymer/composite material combined with the at least one firearm component. The metal/composite material replaces the polymer/composite material in a specific area or component of the firearm that may be weak or tend to fail earlier than other areas or components of a polymer/composite firearm. The method of combining the multiple materials allows for additional strength in the firearm.

BUFFER EXTENSION

A buffer extension assembly may include a body having at least one face and a cylindrical surface. The body may be disposed between and contact at least one of a buffer and a bolt carrier group such that the body increases both the effective mass and the effective length of the buffer. The body includes at least one hole extending along a length of the body. 1. A buffer extension assembly comprising:a body comprising at least one face and an outer surface,wherein the body is disposed between and contacts at least one of a buffer and a bolt carrier group such that the body increases both the effective mass and the effective length of the buffer.2. The buffer extension assembly of claim 1 , wherein the body comprises at least one hole extending along a length of the body.3. The buffer extension assembly of claim 2 , wherein the at least one hole comprises at least four holes.4. The buffer extension assembly of claim 2 , wherein the face comprises a groove that intersects at least a portion of the at least one hole.5. The buffer extension assembly of claim 4 , further comprising an O-ring disposed within the groove.6. The buffer extension assembly of claim 5 , wherein claim 5 , when the O-ring is disposed within the groove claim 5 , the O-ring is approximately flush with the at least one face.7. The buffer extension assembly of claim 2 , further comprising at least one weight disposed within the at least one hole.8. The buffer extension assembly of claim 7 , wherein a material of the at least one weight comprises at least one selected from the group of steel claim 7 , tungsten claim 7 , and tungsten carbide.9. The buffer extension assembly of claim 6 , wherein the at least one weight has a length that is less than a length of the at least one hole.10. The buffer extension assembly of claim 8 , wherein the at least one weight moves within the at least one hole during movement of the buffer to create a dead blow effect.11. The buffer extension assembly of claim 1 , ...

HYBRID MOLDED FIREARM ASSEMBLIES

A hybrid molded assembly includes a trigger comprising a trigger skeleton and a trigger molded portion that at least partially encompasses the trigger skeleton, a hammer comprising a hammer skeleton and a hammer molded portion that at least partially encompasses the hammer skeleton, and a disconnector comprising a disconnector skeleton and a disconnector molded portion that at least partially encompasses the disconnector skeleton. 120-. (canceled)21. A hybrid trigger assembly for a firearm , the hybrid trigger assembly comprising:a pin hole; and a skeleton; and', 'a molded portion that is molded onto the skeleton and at least partially encompasses the skeleton, wherein the skeleton comprises:', 'a central portion that is disposed adjacent to and at least partially surrounds the pin hole;', 'a first portion extending in a forward direction from the central portion;', 'a second portion extending in a rear direction from the central portion, wherein the rear direction is approximately opposite and approximately parallel to the forward direction; and', 'a third portion extending in a lower direction from the central portion, wherein the lower direction is approximately perpendicular to the forward direction., 'a trigger rotatable about the pin hole, the trigger comprising22. The hybrid trigger assembly of claim 21 , wherein the first portion comprises a sear portion that engages a hammer.23. The hybrid trigger assembly of claim 22 , wherein at least a portion of the sear portion protrudes through the molded portion.24. The hybrid trigger assembly of claim 21 , wherein the second portion comprises a rear arm portion claim 21 , wherein the rear arm portion supports a disconnector spring cavity.25. The hybrid trigger assembly of claim 21 , wherein the third portion comprises a finger interface portion comprising at least one mechanical attachment on a forward side of the finger interface portion for a removable modular trigger face.26. The hybrid trigger assembly of claim ...

FIREARM LOCK

A firearm loader may be used to transfer at least one cartridge to a firearm. The loader includes a main body comprising a proximal end and a distal end and a follower disposed inside the main body. The loader may include an engaged configuration wherein the loader is at least partially inserted into a firearm. The proximal end may include an opening. In the engaged configuration, the opening approximately faces a magazine of the firearm.

FIREARM OPERATING MECHANISMS AND BOLT RELEASE

An operating system for a firearm includes a trigger, a hammer, a disconnector, a pivoting arm, and a lower member. The trigger includes a lower portion, an upper portion, and a trigger pivot. The disconnector includes a lower portion, an upper portion, and a disconnector pivot. The pivoting arm includes a forward protrusion, a pivoting arm opening, and a pin extending through the pivoting arm opening. The lower member includes a lower member opening and a pin hole that is coaxial with the trigger pivot and the disconnector pivot. At least a portion of the trigger and at least a portion of the disconnector are disposed within the lower member opening. Motion of the trigger causes the forward protrusion of the pivoting arm to engage a bolt carrier group and hold the bolt carrier group in an open position.

Magazine structure and insert

A firearm assembly includes an insert including a front strap, a leading member, a dowel member located at a lower end of the leading member, and a floorplate flexibly coupled to a lower end of the front strap, wherein the front strap and leading member extend between an upper end of the insert and a lower end of the insert; a follower configured to move vertically in relation to the insert; a rear strap removably attachable to the floorplate; and a spring disposed above the floorplate, wherein the front strap and rear strap are internally disposed in the spring and the follower is removably attached to an upper end of the spring.

Firearm operating system

A firearm operating system includes a housing, a central pivoting member disposed within the housing, a trigger including a portion disposed within the housing and a portion extending outside the housing such that the portion of the trigger within the housing includes a hole and at least one finger that extends in a first direction from the hole. Due to movement of the trigger, the at least one finger presses against the central pivoting member to cause the central pivoting member to rotate.

Ratcheting magazine assembly

A ratcheting magazine for a firearm includes a main body, a floor plate, and an insert disposed inside the main body. The insert includes a front column of supports, a rear column of supports, and a sliding column of supports. The sliding column of supports includes a plurality of positions relative to the insert such that the sliding column of supports moves linearly relative to the insert.

Firearm operating system

A firearm operating system includes a housing, a central pivoting member disposed within the housing, a trigger including a portion disposed within the housing and a portion extending outside the housing such that the portion of the trigger within the housing includes a hole and at least one finger that extends in a first direction from the hole. Due to movement of the trigger, the at least one finger presses against the central pivoting member to cause the central pivoting member to rotate.

Buttstock lock release lever pin assembly

A lock release lever pin assembly for an adjustable buttstock assembly of a firearm, wherein the lock release lever pin assembly includes a lock release lever pin including a first end and a second end and a lock pin nut that engages the first end of the lock release lever pin. The first end of the lock release lever pin includes at least one insertion portion and at least one retaining portion.

Charging handle assemblies

A charging handle assembly for a firearm includes a main body with a head and a shaft extending forward from the head, a left handle disposed at the head, a right handle disposed at the head, at least one latch disposed at the head, and a plunger disposed at the head. The left handle and the right handle are identical.

Firearm operating mechanisms and bolt release

An operating system for a firearm includes a trigger, a hammer, a disconnector, a pivoting arm, and a lower member. The trigger includes a lower portion, an upper portion, and a trigger pivot. The disconnector includes a lower portion, an upper portion, and a disconnector pivot. The pivoting arm includes a forward protrusion, a pivoting arm opening, and a pin extending through the pivoting arm opening. The lower member includes a lower member opening and a pin hole that is coaxial with the trigger pivot and the disconnector pivot. At least a portion of the trigger and at least a portion of the disconnector are disposed within the lower member opening. Motion of the trigger causes the forward protrusion of the pivoting arm to engage a bolt carrier group and hold the bolt carrier group in an open position.

Hybrid molded firearm assemblies

A hybrid molded assembly includes a trigger comprising a trigger skeleton and a trigger molded portion that at least partially encompasses the trigger skeleton, a hammer comprising a hammer skeleton and a hammer molded portion that at least partially encompasses the hammer skeleton, and a disconnector comprising a disconnector skeleton and a disconnector molded portion that at least partially encompasses the disconnector skeleton.

Forward brace assembly

A forward brace assembly for a firearm includes a forward portion designed to interface with an operator's off hand and an aft panel extending rearward from the forward portion. At least a portion of the forward brace assembly is attached to an underside of a handguard of the firearm. The aft panel prevents the operator's off hand from wrapping around a rear side of the forward portion.

Pivot pin

A pivot pin for a firearm includes a proximal end, a distal end, a cylindrical surface extending between the proximal end and the distal end, a head disposed at the distal end where the head includes a flat portion, a groove extending along at least a portion of a length of the cylindrical surface, and a hole extending through the pivot pin. The hole is located between the groove and the proximal end.

Firearm lock

A firearm loader may be used to transfer at least one cartridge to a firearm. The loader includes a main body comprising a proximal end and a distal end and a follower disposed inside the main body. The loader may include an engaged configuration wherein the loader is at least partially inserted into a firearm. The proximal end may include an opening. In the engaged configuration, the opening approximately faces a magazine of the firearm.

Roller and bearing delayed firearm operating systems

A firearm operating system includes a forward bolt with an internal cavity, a carrier disposed on a rear side of the forward bolt where the carrier includes a cavity, a short cam pin, a plurality of bearings, a retracted configuration, and a deployed configuration. At least a portion of a forward section of the short cam pin is disposed within the internal cavity of the forward bolt. At least a portion of a rear section of the short cam pin is disposed within the cavity of the carrier. Movement from the retracted configuration to the deployed configuration includes movement in a forward/aft direction of the short cam pin relative to the forward bolt and movement of the plurality of bearings.

Ejector for firearm

An ejector mechanism for a firearm includes an ejector disposed at a forward face of a bolt. The ejector includes a hole designed to provide clearance for the firing pin to pass at least partially through the ejector. The hole may include a counterbore on a rear side of the ejector.

Charging handle assemblies

A charging handle assembly for a firearm includes a main body with a head and a shaft extending forward from the head, a left handle disposed at the head, a right handle disposed at the head, at least one latch disposed at the head, and a plunger disposed at the head. The left handle and the right handle are identical.

Firearm loader

A firearm loader may be used to transfer at least one cartridge to a firearm. The loader includes a main body comprising a proximal end and a distal end and a follower disposed inside the main body. The loader may include an engaged configuration wherein the loader is at least partially inserted into a firearm. The proximal end may include an opening. In the engaged configuration, the opening approximately faces a magazine of the firearm.

Firearm operating system

A firearm operating system includes a housing, a central pivoting member disposed within the housing, a trigger including a portion disposed within the housing and a portion extending outside the housing such that the portion of the trigger within the housing includes a hole and at least one finger that extends in a first direction from the hole. Due to movement of the trigger, the at least one finger presses against the central pivoting member to cause the central pivoting member to rotate.

Folding stock assemblies

An ambidextrous folding stock assembly for a firearm includes a forward hinge fitting attached to the firearm, a central assembly disposed on a rear side of the forward hinge fitting, and a rear hinge fitting disposed on a rear side of the central assembly. The central assembly includes at least one hinge body, an actuation portion including a lower portion disposed below the at least one hinge body, and at least one latch portion disposed below the at least one hinge body.

Polymer firearm receiver

A receiver blank includes a receiver body with a magazine well and an insert. The insert is located internal to the receiver body, and the insert is manufactured before the receiver body. The insert must be removed from the receiver body to convert the receiver blank to a firearm receiver.

Monolithic upper receiver assembly

An upper receiver assembly includes an outer member with an upper rail and an inner member with at least one of a pivot pin lug and a takedown pin lug. The inner member is disposed at least partially inside the outer member. The outer member includes an ejection port, and the inner member includes an ejection port. The ejection port of the inner member is at least partially aligned with the ejection port of the outer member.

Firearm operating mechanisms and bolt release

An operating system for a firearm includes a trigger, a hammer, a disconnector, a pivoting arm, and a lower member. The trigger includes a lower portion, an upper portion, and a trigger pivot. The disconnector includes a lower portion, an upper portion, and a disconnector pivot. The pivoting arm includes a forward protrusion, a pivoting arm opening, and a pin extending through the pivoting arm opening. The lower member includes a lower member opening and a pin hole that is coaxial with the trigger pivot and the disconnector pivot. At least a portion of the trigger and at least a portion of the disconnector are disposed within the lower member opening. Motion of the trigger causes the forward protrusion of the pivoting arm to engage a bolt carrier group and hold the bolt carrier group in an open position.

Ejector for firearm

An ejector mechanism for a firearm includes an ejector disposed at a forward face of a bolt. The ejector includes a hole designed to provide clearance for the firing pin to pass at least partially through the ejector. The hole may include a counterbore on a rear side of the ejector.

Polymer firearm receiver

A receiver blank includes a receiver body with a magazine well and an insert. The insert is located internal to the receiver body, and the insert is manufactured before the receiver body. The insert must be removed from the receiver body to convert the receiver blank to a firearm receiver.

Firearm receiver

Hybrid ambidextrous receiver

A firearm receiver assembly includes a receiver body, a threaded mount at a rear portion of the receiver body, a magazine release assembly including a magazine release portion on at least one side of the receiver body, a bolt release assembly including a bolt release central portion and a bolt release portion on at least one side of the receiver body, and a safety selector assembly including a safety portion on at least one side of the receiver body. The bolt release central portion translates vertically within a cavity of the receiver body.

Stand up vehicle

A vehicle for transporting a passenger in a standing position includes a frame, a rear axle assembly disposed at a rear end of the frame, a front suspension assembly disposed at a front end of the frame, a rear deck attached to the frame to accommodate a trailing foot of the passenger, a front deck attached to the frame to accommodate a leading foot of the passenger, and a driveshaft extending forward from the rear axle assembly such that the driveshaft transmits power to the rear axle assembly.

Ratcheting magazine assembly

A ratcheting magazine for a firearm includes a main body, a floor plate, and an insert disposed inside the main body. The insert includes a front column of supports, a rear column of supports, and a sliding column of supports. The sliding column of supports includes a plurality of positions relative to the insert such that the sliding column of supports moves linearly relative to the insert.

Roller delayed firearm operating system

An operating system for a firearm includes a forward bolt includes a forward bolt cavity, a carrier disposed on a rear side of the forward bolt, the carrier including a carrier cavity, a short cam pin including (i) a forward section that is at least partially disposed within the forward bolt cavity and (ii) a rear section that is at least partially disposed within the carrier cavity, a plurality of bearings that interface with the forward bolt, a retracted configuration where the short cam pin is in a rear position relative to the forward bolt, and a deployed configuration where the short cam pin is in a forward position relative to the forward bolt.

Charging handle assemblies

A charging handle assembly for a firearm includes a main body with a head and a shaft extending forward from the head, a left handle disposed at the head, a right handle disposed at the head, at least one latch disposed at the head, and a plunger disposed at the head. The left handle and the right handle are identical.

Hybrid ambidextrous receiver

A firearm receiver assembly includes a receiver body, a threaded mount at a rear portion of the receiver body, a magazine release assembly including a magazine release portion on at least one side of the receiver body, a bolt release assembly including a bolt release central portion and a bolt release portion on at least one side of the receiver body, and a safety selector assembly including a safety portion on at least one side of the receiver body. The bolt release central portion translates vertically within a cavity of the receiver body.

Roller delayed firearm operating system

An operating system for a firearm includes a forward bolt includes a forward bolt cavity, a carrier disposed on a rear side of the forward bolt, the carrier including a carrier cavity, a short cam pin including (i) a forward section that is at least partially disposed within the forward bolt cavity and (ii) a rear section that is at least partially disposed within the carrier cavity, a plurality of bearings that interface with the forward bolt, a retracted configuration where the short cam pin is in a rear position relative to the forward bolt, and a deployed configuration where the short cam pin is in a forward position relative to the forward bolt.

Firearm operating mechanisms and bolt release

An operating system for a firearm includes a trigger, a hammer, a disconnector, a pivoting arm, and a lower member. The trigger includes a lower portion, an upper portion, and a trigger pivot. The disconnector includes a lower portion, an upper portion, and a disconnector pivot. The pivoting arm includes a forward protrusion, a pivoting arm opening, and a pin extending through the pivoting arm opening. The lower member includes a lower member opening and a pin hole that is coaxial with the trigger pivot and the disconnector pivot. At least a portion of the trigger and at least a portion of the disconnector are disposed within the lower member opening. Motion of the trigger causes the forward protrusion of the pivoting arm to engage a bolt carrier group and hold the bolt carrier group in an open position.

Low friction inserts for bolt carrier group

A bolt carrier group assembly for a firearm includes at least one metallic bolt carrier group component with an outer metallic surface and at least one insert with an outer surface. The outer surface is at least flush with the outer metallic surface, and the at least one insert has a lower coefficient of friction compared to the at least one metallic bolt carrier group component.

Roller delayed firearm operating system

An operating system for a firearm includes a forward bolt includes a forward bolt cavity, a carrier disposed on a rear side of the forward bolt, the carrier including a carrier cavity, a short cam pin including (i) a forward section that is at least partially disposed within the forward bolt cavity and (ii) a rear section that is at least partially disposed within the carrier cavity, a plurality of bearings that interface with the forward bolt, a retracted configuration where the short cam pin is in a rear position relative to the forward bolt, and a deployed configuration where the short cam pin is in a forward position relative to the forward bolt.

Ratcheting magazine assembly

A ratcheting magazine for a firearm includes a main body, a floor plate, and an insert disposed inside the main body. The insert includes a front column of supports, a rear column of supports, and a sliding column of supports. The sliding column of supports includes a plurality of positions relative to the insert such that the sliding column of supports moves linearly relative to the insert.

Roller and bearing delayed firearm operating systems

A firearm operating system includes a forward bolt with an internal cavity, a carrier disposed on a rear side of the forward bolt where the carrier includes a cavity, a short cam pin, a plurality of bearings, a retracted configuration, and a deployed configuration. At least a portion of a forward section of the short cam pin is disposed within the internal cavity of the forward bolt. At least a portion of a rear section of the short cam pin is disposed within the cavity of the carrier. Movement from the retracted configuration to the deployed configuration includes movement in a forward/aft direction of the short cam pin relative to the forward bolt and movement of the plurality of bearings.

Monolithic upper receiver assembly

An upper receiver assembly includes an outer member with an upper rail and an inner member with at least one of a pivot pin lug and a takedown pin lug. The inner member is disposed at least partially inside the outer member. The outer member includes an ejection port, and the inner member includes an ejection port. The ejection port of the inner member is at least partially aligned with the ejection port of the outer member.

Ratcheting magazine assembly

A ratcheting magazine for a firearm includes a main body, a floor plate, and an insert disposed inside the main body. The insert includes a front column of supports, a rear column of supports, and a sliding column of supports. The sliding column of supports includes a plurality of positions relative to the insert such that the sliding column of supports moves linearly relative to the insert.

Light weight ammunition and firearm systems

A firearm system includes a bolt carrier with an internal cavity, a piston disposed within the internal cavity, a forward configuration where the piston is in a forwardmost position relative to the bolt carrier, and an aft configuration where the piston is in a rearmost position relative to the bolt carrier. The piston slides forward and aft relative to the bolt carrier. In the forward configuration, the entire piston remains disposed within the bolt carrier.

Muzzle device assemblies

A muzzle device assembly for a firearm includes a body and a rear member attached to a rear of the body. The body includes a plurality of openings on a left side and a plurality of openings on a right side. There are at least one pair of openings on a top of the body. The at least one pair of openings intersect one another and form a common hole at an interior surface of the body.

Ejector for Firearm

An ejector mechanism for a firearm includes an ejector disposed at a forward face of a bolt. The ejector includes a hole designed to provide clearance for the firing pin to pass at least partially through the ejector. The hole may include a counterbore on a rear side of the ejector.

Hybrid ambidextrous receiver

A firearm receiver assembly includes a receiver body, a threaded mount at a rear portion of the receiver body, a magazine release assembly including a magazine release portion on at least one side of the receiver body, a bolt release assembly including a bolt release central portion and a bolt release portion on at least one side of the receiver body, and a safety selector assembly including a safety portion on at least one side of the receiver body. The bolt release central portion translates vertically within a cavity of the receiver body.

Firearm buffer tube cover assemblies

A buffer tube cover assembly includes a cover base assembly and an insert attached to a rear side of the cover base assembly. The cover base assembly includes a cover tube, a lever, a buffer locating portion, a spring, and at least one pin. The insert includes at least one forward protruding member disposed inside the cover base assembly.

Storage case

A storage case assembly includes a first member with at least one male hinge member and at least one female hinge member; a second member with at least one male hinge member and at least one female hinge member; and at least one latch member that connects the first member and the second member, wherein the first member and the second member are identical.