ALEXANDRIA, Va., March 17 -- United States Patent no. 12,578,174, issued on March 17, was assigned to BAE SYSTEMS BOFORS AB (Karlskoga, Sweden).
"Curve of constant width projectile system" was invented by Fredrik Thuvander (Karlstad, Sweden) and David Malmstrom (Kristinehamn, Sweden).
According to the abstract* released by the U.S. Patent & Trademark Office: "A projectile for launching from a launching device with a propellant charge in a barrel is arranged with a cross-section in the shape of a curve of constant width."
The patent was filed on June 25, 2022, under Application No. 18/574,011.
*For further information, including images, charts and tables, please visit: http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1...