Patent ID: 9625224
Date: 2017-04-18
CPC Classifications: F41A,F41C

Claim:
1. A firearm assembly comprising: a bolt style receiver having a lower portion; a recoil lug that protrudes outwardly and downwardly from the lower portion of the receiver; the recoil lug having a front surface and a rear surface; an anvil block having a front surface and a rear surface, wherein the front surface of the anvil block is configured to confront the rear surface of the recoil lug and wherein the rear surface of the anvil block is outwardly rounded; a tightening system having a front surface and a rear surface, wherein the front surface of the tightening system is angled and the rear surface of the tightening system is configured to confront the front surface of the recoil lug; a chassis having a recess configured to receive at least the lower portion of the bolt style receiver and recoil lug, anvil block, and tightening system, wherein the recess includes a rounded depression that conforms to the rear surface of the anvil block and an angled surface spaced apart from the rounded depression to form a central region within the recess that is configured to closely contain the recoil lug, anvil block, and tightening system; and a fastener for holding the tightening system relative to the chassis.