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.
Patent No.:
Date of Patent:
Jan. 20, 2009
Filed:
Dec. 18, 2006
Ronny Alzamora, Belleville, NJ (US);
John Heinsohn, Budd Lake, NJ (US);
Brian Donovan, Stroudsburg, PA (US);
Kevin Russell, Jersey City, NJ (US);
Adam Foltz, Somerset, NJ (US);
Ronny Alzamora, Belleville, NJ (US);
John Heinsohn, Budd Lake, NJ (US);
Brian Donovan, Stroudsburg, PA (US);
Kevin Russell, Jersey City, NJ (US);
Adam Foltz, Somerset, NJ (US);
The United States of America as represented by the Secretary of the Army, Washington, DC (US);
Abstract
A weapon includes a receiver having a bolt carrier assembly therein; a buttstock disposed behind the receiver, the buttstock having a tubular opening adjacent an end of the bolt carrier assembly; a larger diameter spring disposed in the tubular opening; a smaller diameter spring disposed in the larger diameter spring; a rod disposed in the rear end of the smaller diameter spring; a bumper attached to the rod; and a cap disposed in the front end of the spring, the cap having a head wherein a front side of the head engages the end of the bolt carrier assembly and a front end of the larger diameter spring bears against a rear side of the head.