Cartridge with improved penetration and expansion bullet
US9863746B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jul 25, 2016 |
| Grant date | Jan 9, 2018 |
| Priority date | — |
| Expiry date | Jul 25, 2036 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF42B33/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A cartridge with a steel component bullet has desirable penetration capabilities and controlled separation of components upon terminal impact. In embodiments of the invention, the cartridge comprises a steel component, a lead core, and a copper jacket. The lead jacket having a leading edge portion that extends to the cylindrical mid portion. The steel component bullet may have a forward pointed ogive portion, a cylindrical mid portion, and a tapered rearward portion. The rearwardly facing surface may be concave. The leading edge portion may have a taper oriented in a direction opposite the taper of the ogive portion of the steel component. Structure to inhibit spin is positioned on a rearward face of the steel component. The bullet having a concave rear face.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.