Match performance .22 caliber cartridge
US5490463A · kind A · utility
16Cited by
9References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 20, 1993 |
| Grant date | Feb 13, 1996 |
| Priority date | — |
| Expiry date | Sep 20, 2013 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF42B5/025
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A match performance 0.22 caliber cartridge having improved accuracy provided as a result of being manufactured with an improved base wall construction, and a thinner, less dense, more uniform and more effectively located lubricant coating on the bullet as compared to the 0.22 caliber cartridges utilized heretofore in match competition; and as a result of a lubricant groove which is located most advantageously and is manufactured with an optimum depth.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.