US 11,680,781 B2
Enhanced performance ammunition
Simon France Parker, Crewe (GB); and Kyle Bridgeman, Crewe (GB)
Assigned to BAE SYSTEMS plc, London (GB)
Appl. No. 17/593,580
Filed by BAE SYSTEMS plc, London (GB)
PCT Filed Feb. 19, 2020, PCT No. PCT/GB2020/050396
§ 371(c)(1), (2) Date Sep. 21, 2021,
PCT Pub. No. WO2020/193935, PCT Pub. Date Oct. 1, 2020.
Claims priority of application No. 19275032 (EP), filed on Mar. 25, 2019; and application No. 1904047 (GB), filed on Mar. 25, 2019.
Prior Publication US 2022/0178666 A1, Jun. 9, 2022
Int. Cl. F42B 12/06 (2006.01); F42B 12/08 (2006.01); F42B 12/74 (2006.01); F42B 12/78 (2006.01)
CPC F42B 12/06 (2013.01) [F42B 12/08 (2013.01); F42B 12/74 (2013.01); F42B 12/78 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A projectile with a nominal calibre, for use in a rifled barrel, the proj ectile comprising:
an elongate metal core;
a ceramic tip with a Vickers Hardness greater than said elongate metal core, said ceramic tip abutted with one end of the elongate metal core; and
a deformable jacket or coating that surrounds the elongate metal core and the ceramic tip, such that said deformable jacket or coating defines the nominal calibre of said projectile;
wherein said deformable jacket or coating defines an inner cavity in the proj ectile, and the ceramic tip is in a range of from 5 to 25% of a fill volume of the inner cavity.