Quick release barrel attaching and detaching mechanism
US9383156B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 15, 2014 |
| Grant date | Jul 5, 2016 |
| Priority date | — |
| Expiry date | Jul 15, 2034 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF41A25/12
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A weapon system is provided. The weapon system includes a receiver and an operating group. The operating group includes a barrel extension at least partially housed within the receiver and arranged to axially translate relative to the receiver; an operating rod (op-rod) assembly arranged to axially translate within the barrel extension; and a bolt assembly arranged to axially translate within the barrel extension. The system further includes a gas accelerator coupled to the barrel and the op-rod assembly; a buffer assembly including a self-centering spring and a hydraulic piston assembly having a first end coupled to the receiver and a second end coupled to the barrel extension; and a feeder coupled to the receiver and configured to provide the round to the operating group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.