Enhanced operating life blank fire attachment for gas-operated weapons
US7942090B1 · kind B1 · utility
16Cited by
2References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 7, 2009 |
| Grant date | May 17, 2011 |
| Priority date | — |
| Expiry date | Aug 15, 2029 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF41A21/26
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An blank firing attachment, with enhanced operating life, for use with gas-operated weapons; wherein, a tungsten carbide stem extending from the attachment is inserted into the bore of the weapon's barrel, the stem having a cross-sectional area less than the cross-sectional area of the bore, to provide backpressure within the barrel to properly cycle the weapon.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.