Modular firearm
US9459060B2 · kind B2 · utility
14Cited by
88References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 11, 2012 |
| Grant date | Oct 4, 2016 |
| Priority date | — |
| Expiry date | May 5, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49817
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A firearm having a lower receiver is provided. The receiver is adapted to couple with a plurality of upper receivers having different calibers. The lower receiver comprises a receiver extension having an opening therein. A spring is disposed within the opening. A buffer member is provided having a first portion having an end. The buffer member is coupled to the spring within the opening, wherein the buffer member is movable between a first position where the end is within the opening and a second position wherein the end external to the opening.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.