Patent 10209042 was granted and assigned to Bae Systems PLC on February, 2019 by the United States Patent and Trademark Office.
A cartridge casing comprises a casing tube having a first end and a head cap. The first end of the casing tube abuts and is joined with the head cap such that an orifice in the first end of the casing tube is aligned with a passage in the head cap to define a flash passage. The head cap and casing tube are held together by a deformable member.