Claims
- 1. A shoulder-launched multi-purpose assault weapon comprising:
- a receiver for a spotting rifle adapted to serve as a mounting base;
- a trigger housing attached to said receiver;
- a trigger housing frame adapted for attachment to the spotting rifle;
- a trigger rotatably mounted within said housing;
- a connector link pivotally mounted to said trigger, said trigger having a first lug at a first end for engagement of a primary sear and a second lug at a second end for engagement of a secondary sear;
- a selector lever rotatably mounted on said housing frame and engaging said connector link with an eccentric cam section thereby providing a position control of said connector link;
- a primary sear pivotally attached to said trigger housing frame and engaging said connector link;
- a primary hammer rotatably connected to said trigger housing frame and engaging said primary sear;
- a primary hammer spring connected to said hammer on a first end and having a second end for connection to a connector link spring lever;
- a connector link spring lever engaging and operated by said primary hammer spring and further engaging said connector link thereby providing a downward impetus to the second end of said connector link and urging said link against the selector lever;
- a secondary sear prop rotatably attached to said trigger housing frame and engaging the second end of said connector link;
- a secondary sear rotatably mounted in the stock attached to and engaging said sear prop;
- a secondary hammer slideably mounted to the trigger housing and engaging said secondary sear;
- a barrel retaining pin attached to said receiver and a center ring bracket and further securing said spotting rifle barrel to said receiver;
- a muzzle clamp ring bracket assembly for attaching the muzzle of the spotting rifle barrel to a rocket launcher tube;
- a hollow cylindrical bolt lockback inserted through said trigger housing and having an upper slot and a lower slot and having beveled shoulders on a bolt-engaging end;
- an operating spring inserted inside said hollow cylindrical bolt lockback;
- a cartridge ejector having a slot and being inserted into said hollow cylindrical bolt lockback and thereby compressing said operating spring;
- a retainer spring inserted through the slots of both said bolt lockback and said cartridge ejector;
- a bolt housing attached to said fixed receiver having a cylindrical shape;
- a first spring contained within said bolt housing;
- a two-part bolt assembly having an outer cylindrical bolt slideably positioned within said bolt housing and operated by said first spring and having an inner bolt and pin mechanism slideably positioned within said outer cylindrical bolt; and
- a second spring positioned within said outer cylindrical bolt and enclosing said inner bolt and pin assembly and further urging said inner bolt and pin assembly toward the firing position.
- 2. A shoulder-launched multi-purpose assault weapon comprising:
- a spotting rifle including an assembly comprising a spotting round bore alignment mechanism, dual-function subassemblies for assembly and safing, for cartridge ejecting and bolt locking back, a dual-function trigger assembly having a single trigger connected to a means for selectively operating a primary hammer and a secondary hammer, and also having a means for locking out further trigger operation after operating said secondary hammer, and a dual spring breech bolt and lock assembly;
- a detachable rocket tube mounted on the top of said spotting rifle assembly; and
- a combination optical and open sight forming a single assembly attached to said detachable tube, such single assembly having adjusting knobs which adjust the aiming of both optical and open sights simultaneously.
- 3. A shoulder-launched multi-purpose assault weapon as in claim 2 wherein said dual function trigger assembly further comprises:
- a trigger housing adapted for attachment to the spotting rifle;
- a connector link pivotally mounted to said single trigger, said trigger having a first lug at a first end for engagement of a primary sear and a second lug at a second end for engagement of a secondary sear;
- a selector lever rotatably mounted on said housing and engaging said connector link with an eccentric cam section thereby providing a position control of said connector link;
- a primary sear pivotally attached to said trigger housing frame and engaging said connector link;
- a primary hammer spring connected to said primary hammer on a first end and having a second end for connection to a connector link spring lever;
- a connector link spring lever engaging and operated by said primary hammer spring and further engaging said connector link thereby providing a downward impetus to the second end of said connector link and urging said link against the selector lever;
- a secondary sear prop rotatably attached to said trigger housing frame and engaging the second end of said connector link;
- a secondary sear rotatably attached outside said housing frame and engaging said secondary sear prop; and
- a secondary hammer slideably mounted outside said housing and engaging said secondary sear.
- 4. A shoulder-launched multi-purpose assault weapon as in claim 2 wherein said dual-function trigger assembly further comprises:
- means for housing said trigger assembly;
- a primary sear connected to said trigger assembly and engaging said primary hammer which is a rotating hammer;
- a secondary sear connected to said trigger assembly and engaging said secondary hammer which is a plunger hammer;
- a connector link rotatably mounted on the trigger and having a first end with a first engaging lug and a second end with a second engaging lug; and
- a selector lever rotatably mounted to said means for housing, said selector lever having a cam section for engaging said connector link.
- 5. A shoulder-launched multi-purpose assault weapon as in claim 4 including means for alternately operating the primary and secondary sear which comprises a connector link spring lever rotatably mounted on said means for housing and urging the second end of said connector link in a downward direction towards said selector lever.
- 6. A shoulder-launched multi-purpose assault weapon as in claim 5 wherein said connector link spring lever engages and is operated by a primary hammer spring.
- 7. A shoulder-launched multi-purpose assault weapon as in claim 6 wherein said means for alternately operating the primary and secondary sears further comprises a secondary sear prop rotatably mounted on said means for housing.
- 8. A shoulder-launched multi-purpose assault weapon as in claim 2 wherein said dual-function trigger assembly further comprises a means for selectively operating a rotating type hammer and a piston type hammer.
- 9. A shoulder-launched multi-purpose assault weapon as in claim 2 wherein said spotting round bore alignment comprises:
- means for attaching a spotting cartridge rifle barrel to a rocket launcher tube;
- means for supporting a muzzle end of a spotting rifle barrel, said means connected to said attaching means;
- a fixed receiver for a spotting rifle attached to said means for attaching; and
- an adjustable spotting rifle barrel having a muzzle end and a breech end, said breech end having a spherical mating surface for mating with said fixed receiver and said muzzle end having a spherical surface to mate with means for attaching.
- 10. A shoulder-launched multi-purpose assault weapon as in claim 9 wherein said means for attaching comprises a receiver bracket having a clamp ring for attachment to a rocket launcher tube.
- 11. A shoulder-launched multi-purpose assault weapon as in claim 9 wherein said fixed receiver has a concave conical surface for mating to said spotting rifle barrel.
- 12. A shoulder-launched multi-purpose assault weapon as in claim 9 wherein said adjustable rifle barrel has a spherical mating surface having a radius center located at longitudinal distance from the breech end of the barrel approximately equal to the outside radius of the spotting barrel.
- 13. A shoulder-launched multi-purpose assault weapon as in claim 9 wherein said means for supporting the muzzle end of the spotting rifle barrel comprises a bracket assembly attached to the rocket launcher tube.
- 14. A shoulder-launched multi-purpose assault weapon as in claim 9 wherein said means for supporting further comprises a barrel locating bushing, barrel collar, and jam nut attached to said bracket assembly.
- 15. A shoulder-launched multi-purpose assault weapon as in claim 14 wherein said means for supporting includes a plurality of adjustment screws threaded through and located around the circumference of said locating bushing.
- 16. A shoulder-launched multi-purpose assault weapon as in claim 15 wherein said supporting means includes a locating washer, collar and spring assembly fitted around the spotting rifle barrel.
- 17. A shoulder-launched multi-purpose assault weapon as in claim 16 wherein said locating washer has a muzzle end surface for mating to said barrel collar.
- 18. A shoulder-launched multi-purpose assault weapon as in claim 17 wherein said locating washer has a muzzle end surface having a spherical shape.
- 19. A shoulder-launched multi-purpose assault weapon as in claim 18 wherein said locating washer has a spherical surface having a radius center located at the center and near the breech end of said spotting rifle barrel approximately one outside barrel radius from the breech end.
- 20. A shoulder-launched multi-purpose assault weapon as in claim 2 wherein said weapon comprises a spotting round bore alignment mechanism for a rocket launcher further comprising:
- a ring bracket assembly for attaching a spotting rifle receiver to a rocket launcher tube, said receiver having a concave conical surface for mating with a spotting rifle barrel;
- a spotting rifle barrel mated to said receiver having spherical breech shoulders and muzzle end retaining shoulders;
- a barrel retaining pin attached to said receiver and ring bracket and further securing said spotting rifle barrel to said receiver;
- a muzzle ring bracket assembly for attaching the muzzle of the spotting rifle barrel to a rocket launcher tube;
- a locating washer, grip collar and spring assembly mating said spotting rifle muzzle shoulders and engaging said locating washer having a spherical surface for engagement of said muzzle ring bracket assembly; and
- adjustment screws threaded through said muzzle bracket assembly and providing an adjustment to align the spotting rifle barrel axis with the rocket launcher tube.
- 21. A shoulder-launched multi-purpose assault weapon as in claim 2 wherein said dual-function subassembly for assembling and safing is a combination pin comprising:
- a handle;
- a single means, attached to said handle, for attaching and safing a trigger assembly; and
- means for securing and releasing said combination pin.
- 22. A shoulder-launched multi-purpose assault weapon as in claim 21 wherein said single means comprises a retainer pin and cam assembly.
- 23. A shoulder-launched multi-purpose assault weapon as in claim 22 wherein said retainer pin and cam assembly further comprises a single piece housing having an insertion end and a handle end and having a smaller center bore at the insertion end and a larger center bore at the handle end and having transverse slots through the pin.
- 24. A shoulder-launched multi-purpose assault weapon as in claim 23 wherein said retainer pin and cam assembly further comprise a detent engagement mechanism slideably located within said retainer pin and cam assembly.
- 25. A shoulder-launched multi-purpose assault weapon as in claim 24 wherein said retainer pin and cam assembly further comprises a dual-action spring urging said detent engagement mechanism toward the insertion end of said retainer pin and cam assembly.
- 26. A shoulder-launched multi-purpose assault weapon as in claim 25 wherein said retainer pin and cam assembly further comprises a locking rod slideably located in the center bore of said pin.
- 27. A shoulder-launched multi-purpose assault weapon as in claim 2 wherein said dual-function subassembly for assembling and safing comprises a combination pin for attaching and safing a small arm trigger assembly further comprising:
- a retainer pin and cam assembly having an insertion end and a handle end and having a smaller center bore on the insertion end and a larger center bore on the handle end;
- a plurality of locking balls located in apertures on said retainer pin and cam assembly;
- a locking rod having an insertion end and a handle end inserted into the center bore of said retainer pin and cam assembly.
- a washer attached to said locking rod near the handle end of said rod;
- a detent engagement mechanism slideably engaging said locking rod;
- a dual-action spring installed over said locking rod and further located with the larger center bore section of said retainer pin and cam assembly;
- a handle affixed to said retainer pin and cam assembly; and
- a spring pin located in said handle and securing said handle to said retainer pin and cam assembly.
- 28. A shoulder-launched multi-purpose assault weapon as in claim 2 wherein said dual function subassembly for cartridge ejecting and bolt locking back comprises:
- a hollow cylindrical bolt lockback having an upper slot and a lower slot and having beveled shoulders on a bolt-engaging end;
- an operating spring inserted inside said hollow cylindrical bolt lockback;
- a cartridge ejector having a slot and being inserted into said hollow cylindrical bolt lockback and thereby compressing said operating spring; and
- a pin inserted through the slots of both said bolt lockback and said cartridge ejector and adapted for attachment to the spotting rifle assembly.
- 29. A shoulder-launched multi-purpose assault weapon as in claim 2 wherein said dual function subassembly for cartridge ejecting and bolt locking back comprises:
- means for locking back a bolt in a rearward position;
- means for ejecting a cartridge inserted into said means for locking back;
- a single spring located within said means for locking back, said spring operating both said means for locking back and said means for ejecting; and
- means for retaining said locking back and said ejecting means as an operating mechanism attached to said spotting rifle.
- 30. A shoulder-launched multi-purpose assault weapon as in claim 29 wherein said means for locking back comprises a hollow cylindrical bolt lockback having a slot on an upper surface and a slot on a lower surface and further having a beveled shoulder on a bolt-engaging end.
- 31. A shoulder-launched multi-purpose assault weapon as in claim 30 wherein said means for ejecting comprises an ejector having a slot.
- 32. A shoulder-launched multi-purpose assault weapon as in claim 31 wherein said means for retaining comprises a pin inserted into the slots of both said hollow cylindrical bolt lockback and said ejector.
- 33. A shoulder launched multi-purpose assault weapon as in claim 2 wherein said breech bolt and lock assembly further comprises:
- a bolt housing having a cylindrical shape;
- a first spring contained within said bolt housing;
- a two-part bolt assembly having an outer cylindrical bolt slideably positioned within said bolt housing and operated by said first spring and having an inner bolt and pin mechanism slideably positioned within said outer cylindrical bolt; and
- a second spring positioned within said outer cylindrical bolt and enclosing said inner bolt and pin assembly and further urging said inner bolt and pin assembly toward the firing position.
- 34. A shoulder launched multi-purpose assault weapon as in claim 33 wherein said inner bolt and firing pin mechanism comprises a weighted cylindrical firing pin having a pointed center for engaging a cartridge.
Parent Case Info
This application is a divisional of U.S. patent application Ser. No. 08/667,170 filed Jun. 20, 1996, now U.S. Pat. No. 5,854,440 which is a continuation-in-part of U.S. patent application Ser. No. 08/514,575, Filed Oct. 30, 1995 now U.S. Pat. No. 5,712,443.
ORIGIN OF THE INVENTION
The invention described herein was made in the performance of official duties by an employee of the Department of the Navy and may be manufactured, used, licensed by or for the Government for any governmental purpose without payment of any royalties thereon.
US Referenced Citations (15)
Foreign Referenced Citations (1)
Number |
Date |
Country |
618390 |
Mar 1927 |
FRX |
Non-Patent Literature Citations (1)
Entry |
Excerpt from "Fundamentals of Small Arms Weapons"; STM-SA/PD; U.S. Army Onance Center & School, Oct. 1988. |
Divisions (1)
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Number |
Date |
Country |
Parent |
667170 |
Jun 1996 |
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Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
514575 |
Oct 1995 |
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