Self-contained blowback-type firing unit
US4649800A · kind A · utility
11Cited by
12References
27Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 24, 1985 |
| Grant date | Mar 17, 1987 |
| Priority date | — |
| Expiry date | May 24, 2005 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF41A3/54
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A self-contained blowback-type firing unit insertable in a gun body as a discrete subassembly and including a barrel and bolt with a compression spring acting between them, characterized in that the barrel and bolt slide together on matching longitudinal track surfaces which are other than cylindrical and circumferentially complete, the bolt being slideable on no surfaces other than the barrel track surfaces.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.