The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 05, 2016

Filed:

Jul. 15, 2014
Applicant:

General Dynamics-ots, Inc., St. Petersburg, FL (US);

Inventors:

David Steimke, Burlington, VT (US);

Glenn Rossier, Vergennes, VT (US);

Larry Hayes, Ferrisburg, VT (US);

Douglas Parker, Jericho, VT (US);

Assignee:

General Dynamics—OTS, Inc., St. Petersburg, FL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F41A 21/48 (2006.01); F41A 5/26 (2006.01); F41A 9/29 (2006.01); F41A 25/12 (2006.01); F41A 3/78 (2006.01); F41A 5/02 (2006.01); F41A 5/18 (2006.01); F41A 15/14 (2006.01); F41A 5/34 (2006.01); F41A 3/94 (2006.01); F41A 5/08 (2006.01);
U.S. Cl.
CPC ...
F41A 21/484 (2013.01); F41A 3/78 (2013.01); F41A 3/94 (2013.01); F41A 5/02 (2013.01); F41A 5/08 (2013.01); F41A 5/18 (2013.01); F41A 5/26 (2013.01); F41A 5/34 (2013.01); F41A 9/29 (2013.01); F41A 15/14 (2013.01); F41A 21/481 (2013.01); F41A 25/12 (2013.01);
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.


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