Patent ID: 7261029

Claim:
A firearm bolt locking mechanism, comprising: a bolt carrier for moving a bolt within the receiver of a firearm, said bolt carrier including: a base block for slidably engaging said receiver, said base block having a longitudinal bore in the bottom thereof for carrying the bolt, said base block also having a lateral bore being positioned above said longitudinal bore and being oriented at right angles thereto; an elongated, tubular sleeve being affixed atop said base block for receiving the recoil spring and the spring guide of a firearm action therein, said tubular sleeve being adapted to carry a gas-piston at its front; a slotted guideway being disposed forwardly of said longitudinal bore and beneath said sleeve for receiving a stud extending from the bolt; a charging handle being affixed to said guideway and extending therefrom; a locking pin being slidably disposed in said lateral bore; and, a first compressed spring being disposed in said lateral bore for normally extending said locking pin from said lateral bore; and, a receiver cover for covering the receiver of the firearm, said receiver cover including: a top wall having a first hole adapted to receive therein said locking pin of said bolt carrier; a back wall affixed to top wall and having a second hole for receiving the base of the spring guide; a pivot block being affixed to said top wall adjacent said first hole; a pivot arm being pivotally secured to said pivot block; and, a finger extending inwardly from said pivot arm and being adapted for insertion into said first hole.