Combustible munition case with cell cavities
US11041701B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 3, 2019 |
| Grant date | Jun 22, 2021 |
| Priority date | — |
| Expiry date | Jul 3, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF42B5/192
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The present invention is directed to composite munition cases that burn without significant residue, rugged enough to withstand rough handling, and provides for additional burn rate control over current state of the art metal and combustible munition cases. The munition cases disclose herein utilizes combustible composite materials having an inner and outer walls connected by support structures. The support structures can be radial walls or honeycomb shaped cells. In another embodiment wedge elements assembled into a cylindrical munition case is also proposed. Exemplary composite materials include felted fiber, foam celluloid and polystyrene.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.