초록 ▼

The gun may have a receiver element with a barrel extending forwardly from the receiver element with the barrel having a chamber end and a discharge end. A handle element may be attached to the receiver element and a trigger assembly may be integrated with the handle element. The receiver element ma

The gun may have a receiver element with a barrel extending forwardly from the receiver element with the barrel having a chamber end and a discharge end. A handle element may be attached to the receiver element and a trigger assembly may be integrated with the handle element. The receiver element may have a bolt carrier chamber formed therein and a bolt carrier assembly slidably disposed in the bolt carrier chamber. The bolt carrier chamber at a rearward portion thereof and the bolt carrier assembly may define a gas chamber. A bolt assembly may be slidably disposed in the bolt carrier assembly. An actuator may be slidably engaged with the receiver element and may be engageable with the bolt carrier assembly and the bolt assembly. A firing pin assembly may be slidably disposed in said bolt assembly and may have a firing assembly in communication with said trigger assembly.

대표청구항 ▼

1. A gun comprising:a receiver element having a barrel extending forwardly from said receiver element, said barrel having a chamber end and a discharge end;a handle element attached to said receiver element and a trigger assembly integrated with said handle element;said receiver element having a bol

1. A gun comprising:a receiver element having a barrel extending forwardly from said receiver element, said barrel having a chamber end and a discharge end;a handle element attached to said receiver element and a trigger assembly integrated with said handle element;said receiver element having a bolt carrier chamber formed therein and a bolt carrier assembly slidably disposed in said bolt carrier chamber;said bolt carrier chamber at a rearward portion thereof and said bolt carrier assembly defining a gas chamber wherein said bolt carrier chamber having a closure at a rearward end;a bolt assembly slidably disposed in said bolt carrier assembly;an actuator slidably engaged with said receiver element and said actuator engagable with said bolt carrier assembly and said bolt assembly;a firing pin assembly slidably disposed in said bolt assembly and having a firing assembly in communication with said trigger assembly; andan ammunition source attachable to said receiver element. 2. The gun as in claim 1 wherein said ammunition source is a magazine that is attachable to a magazine attachment of said receiver element and there is a magazine retainer. 3. The gun as in claim 2 wherein there is a magazine release catch engagable with said magazine retainer. 4. The gun as in claim 1 wherein:said handle element having a foregrip handle attached to a foregrip arm having a foregrip collar for rotational attachment at a forward portion of said receiver element;a position pin engaged in said foregrip collar for insertion in said receiver element having a plurality of position holes formed therein. 5. The gun as in claim 4 wherein:said foregrip arm having a foregrip pivot point at which said foregrip handle is rotationally attached and retained by a foregrip screw and a wing nut threaded thereon. 6. The gun as in claim 1 wherein there is a casing eject slot in said receiver element. 7. The gun as in claim 1 wherein there is a bullet chamber guide. 8. The gun as in claim 1 further comprising:an actuator slidably engaged in an actuator slot of said receiver element;said actuator having an actuator pin for engagement with said bolt carrier assembly and a cocking slot of said bolt assembly; andan actuator spring. 9. The gun as in claim 8 wherein there is an actuator lock slot in communication with said actuator slot. 10. The gun as in claim 1 wherein there is a gas chamber spring in said gas chamber. 11. The gun as in claim 1 wherein said receiver element having a gas port defined therein. 12. The gun as in claim 1 wherein said bolt carrier assembly further comprising:a bolt catch engagable with a catch aperture in said receiver element; anda catch spring biased to force engagement of said bolt catch when said bolt catch is seated in a catch slot of said bolt assembly. 13. The gun as in claim 12 wherein said catch spring is an annular O-ring spring. 14. The gun as in claim 1 wherein said bolt carrier assembly having a bolt carrier plug with an annular ring defined therein and a sealing ring disposed in said annular ring. 15. The gun as in claim 14 wherein there is a bolt spring disposed between said bolt carrier plug and said bolt assembly. 16. The gun as in claim 1 wherein said bolt assembly having a chamber portion with a firing pin channel defined therein. 17. The gun as in claim 1 wherein said bolt assembly having a bolt plug with a bolt rod extending forwardly therefrom and a firing pin spring partially disposed on said bolt rod. 18. The gun as in claim 17 wherein said firing pin assembly having a firing pin housing with a housing bore defined therein for receipt of said bolt rod and said firing pin spring. 19. The gun as in claim 1 wherein said firing pin assembly comprising a firing pin housing and a firing pin. 20. The gun as in claim 1 wherein:said firing pin assembly having a firing pin lug positioned for engagement with a firing pin sear in said bolt assembly;a sear spring biased to urge engagement of said firing pin sear with said firin g pin lug;a firing actuator pin slidably engaged in said firing pin assembly and positioned to disengage said firing pin sear from said firing pin lug; anda firing actuator pin spring biased to urge said firing pin actuator away from said firing pin sear. 21. The gun as in claim 20 wherein said sear spring is an annular O-ring spring. 22. The gun as in claim 1 wherein:a safety dowel is slidably engaged approximately perpendicular to a firing pin in said bolt assembly;a dowel spring is biased to urge said safety dowel toward said firing pin to seat in a dowel aperture;a dowel release pin slidably engaged approximately perpendicular to said safety dowel in said bolt assembly and retained by a dowel pin safety screw; andsaid safety dowel having a dowel slot defined therein for engagement therein of said dowel release pin to move said safety dowel against the force of said dowel spring. 23. The gun as in claim 22 wherein said dowel spring is an annular O-ring spring. 24. The gun as in claim 1 wherein said trigger assembly comprising:a trigger engaged with a trigger rod slidably mounted in said trigger assembly;said trigger rod having a trigger rod recess defined therein for engagement with a trigger actuation pin to urge said trigger actuation pin upwardly for engagement with a firing actuator pin when said trigger is pulled; anda trigger rod spring biased to urge said trigger rod against said trigger. 25. The gun as in claim 24 wherein:said trigger actuation pin is slidably disposed in a safety knob and a trigger actuation pin guide;a trigger actuation pin spring disposed between a trigger actuation pin step and said trigger actuation pin guide to urge said trigger actuation pin against said trigger rod;said safety knob having a plurality of detents formed therein for engagement with a safety pin ball plunger; andsaid safety knob having a plurality of trigger slots formed therein for engagement by said trigger. 26. The gun as in claim 24 wherein said trigger actuation pin having a front nose element for slidable engagement with said firing actuator pin. 27. The gun as in claim 24 wherein a safety trigger mechanism having a safety trigger engaged with a safety trigger catch that engages in said trigger rod having a safety lug define therein and a safety catch ball plunger to urge said safety trigger catch to engage said safety lug. 28. The gun as in claim 1 wherein said trigger assembly comprising:a roller cocking assembly having a cocking latch pivotally attached at one end to a cocking arm;said cocking arm at an end opposite said cocking latch pivot attachment pivotally attached to said trigger assembly;a cocking latch ball plunger biased to urge said cocking latch upwardly; anda cocking latch surface positioned to engage a firing actuator pin. 29. The gun as in claim 1 wherein a trigger housing retains said trigger assembly in said handle element. 30. The gun as in claim 1 wherein said closure is a receiver cap at the rearward end of said receiver element. 31. The gun as in claim 1 further comprising:a gas pressure adjustment assembly having a rod threadably engaged with said closure having a centrally disposed opening therein;an adjustment disc slidably disposed in said receiver element and having a disc aperture defined therein for slidable engagement with said rod. 32. The gun as in claim 31 wherein said gas pressure adjustment assembly having a rod retainer slot for receipt of a rod retainer screw to retain said rod for rotational motion of said rod when a gas pressure handle is rotated; andsaid gas pressure adjustment assembly having a rod slot. 33. The gun as in claim 32 wherein said retainer slot having a plurality of indicator marks adjacent thereto. 34. The gun as in claim 31 wherein:said gas pressure adjustment system having a plurality of locking lugs at an open end thereof;said handle element having an annular adjustment slot defined therein wherein there are a plurality of lug openings define for receipt of said lo cking lugs; anda lug release lever in said handle element having a protrusion for closure of one of said lug openings. 35. The gun as in claim 1 wherein:said receiver element having a sleeve attached thereto and said sleeve enclosing a chamber barrel threadably engaged with said receiver element wherein said barrel is threadably engaged with said chamber barrel;a locking sleeve disposed within said sleeve, slidably engaged with said chamber barrel and slidably engageable with said barrel;said locking sleeve having a locking lug slidably engaged in a chamber barrel locking cavity and slidably engageable in a barrel locking cavity;a locking collar attached to said locking sleeve by a locking dowel; anda barrel locking spring disposed in an annular locking cavity between said locking sleeve and said receiver element. 36. The gun as in claim 35 wherein there is a retainer cavity for engagement with said locking lug. 37. The gun as in claim 35 wherein:a barrel sleeve may be slidably engaged annularly around said barrel and retained by a barrel sleeve lever having a barrel lever catch engaging a barrel sleeve slot; anda handle assembly attached to and protruding generally perpendicularly from said handle sleeve. 38. The gun as in claim 35 wherein a barrel sleeve may be slidably engaged annularly around said barrel and retained by a barrel sleeve lever having a barrel lever catch engaging a barrel sleeve slot. 39. The gun as in claim 38 wherein one of a tripod, telescope and laser may be attached to said barrel sleeve. 40. The gun as in claim 35 wherein said barrel sleeve and said barrel having a plurality of splines formed therein for slidable engagement. 41. The gun as in claim 35 wherein said handle assembly comprising:a handle arm with a handle slidably engaged thereon;said handle retained on said handle arm by a handle alignment pin and a handle lock pin retained in said handle and in a handle arm slot; andsaid handle retained in position by insertion of said handle lock pin in a handle lock aperture. 42. The gun as in claim 41 wherein there is a handle lock lever engaged with said handle lock pin. 43. The gun as in claim 41 wherein:said handle arm having a handle arm bore with a handle arm spring disposed therein;a handle insert in said handle and having a handle insert protrusion for positioning said handle arm spring; andsaid sleeve lever having a sleeve lever protrusion for engaging said handle arm spring. 44. A gun comprising:a receiver element having a barrel extending forwardly from said receiver element, said barrel having a chamber end and a discharge end;a handle element attached to said receiver element and a trigger assembly integrated with said handle element;said receiver element having a bolt carrier chamber formed therein and a bolt carrier assembly slidably disposed in said bolt carrier chamber;said bolt carrier chamber at a rearward portion thereof and said bolt carrier assembly defining a gas chamber;a bolt assembly slidably disposed in said bolt carrier assembly;an actuator slidably engaged with said receiver element and said actuator engagable with said bolt carrier assembly and said bolt assembly;a firing pin assembly slidably disposed in said bolt assembly and having a firing assembly in communication with said trigger assembly;a receiver cap at the rearward end of said receiver element;a gas pressure adjustment assembly having a rod threadably engaged with said receiver cap having a centrally disposed opening therein;an adjustment disc slidably disposed in said receiver element and having a disc aperture defined therein for slidable engagement with said rod;said gas pressure adjustment assembly having a rod retainer slot for receipt of a rod retainer screw to retain said rod for rotational motion of said rod;said gas pressure adjustment assembly having a rod slot;said gas pressure adjustment system having a plurality of locking lugs at an open end thereof;said handle element having an annular adjustment s lot defined therein wherein there are a plurality of lug openings define for receipt of said locking lugs;a lug release lever in said handle element having a protrusion for closure of one of said lug openings; andan ammunition source attachable to said receiver element. 45. A gas pressure adjustment system for use with a gas operated recoil machine comprising:a receiver element having a chamber formed therein and a piston slidably disposed in said chamber;said chamber at a rearward portion thereof and said piston defining a gas chamber;a receiver cap at the rearward end of said receiver element;a gas pressure adjustment assembly having a rod threadably engaged with said receiver cap having a centrally disposed opening therein;an adjustment disc slidably disposed in said receiver element and having a disc aperture defined therein far slidable engagement with said rod;said gas pressure adjustment assembly having a rod retainer slot for receipt of a rod retainer screw to retain said rod for rotational motion of said rod;said gas pressure adjustment assembly having a rod slot;said gas pressure adjustment system having a plurality of locking lugs at an open end thereof;a handle element having an annular adjustment slot defined therein wherein there are a plurality of lug openings defined for receipt of said locking lugs; anda lug release lever in said handle element having a protrusion for closure of one of said lug openings.