Large caliber case telescoped ammunition
US6575097B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 29, 2002 |
| Grant date | Jun 10, 2003 |
| Priority date | — |
| Expiry date | Jul 29, 2022 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF42B5/045
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
13A case telescoped ammunition cartridge includes: a cylindrical cartridge case, a projectile disposed within the casing and a sleeve surrounding a portion of the forward end of the projectile. An obturator is disposed between the aft end of the sleeve and part of forward end of the projectile. A cup-shaped aft end seal is affixed to the case at the aft end thereof so as to be relatively movable with respect thereto during firing of the cartridge. The seal includes an external lateral surface adapted to engage an inner wall surface of a gun chamber. A cup-shaped forward end seal is affixed to the case at the forward end thereof so as to be relatively movable with respect thereto during firing of the cartridge. The forward end seal includes an external lateral surface adapted to engage the inner wall surface of the gun chamber and an external end surface adapted to abut a forward end surface of the gun chamber. The forward end seal is secured to a corresponding portion of the forward end of the sleeve within the case.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.