Ammunition round
Patent 4829904 Issued on May 16, 1989. Estimated Expiration Date: 
September 2, 2007. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
September 2, 2007. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 1218546 1518920 3000316 3164092 3916792 Armor plate penetrator Spinning shot gun projectile Novel cartridge Gusset discarding sabot munition Arrangement in or relating to a projectile InventorAssigneeApplicationNo. 07/078549 filed on 09/02/1987US Classes:102/439, Projectile structure102/501, PROJECTILES102/520Sabot or carrierExaminersPrimary: Tudor, Harold J.Attorney, Agent or FirmInternational ClassesF42B 7/10 (20060101)F42B 7/00 (20060101) F42B 14/00 (20060101) F42B 10/00 (20060101) F42B 14/02 (20060101) F42B 10/22 (20060101) F42B 14/06 (20060101) Foreign Application Priority Data1983-06-22 EPAbstractIn an ammunition round a substantially full bore diameter bullet has a plurality of elongate grooves either helically formed or parallel with the longitudinal axis of the bullet and a sabot which has a body and fingers which engage with the grooves and seal the bullet in a casing, the sabot having a slightly larger diameter than the bullet so that the sabot is engraved by the rifling slots in the barrel through which the round is to be fired, in order to rotate the bullet. In alternative constructions the grooves contain elongate elements or a plurality of spherical elements to prevent the conically tapered slug or bullet from tilting or cocking in the barrel after firing. | |
