Firearm bolt

Details Firearm bolt Firearm bolt

2009-02-23

2010-06-15

Johnson, Stephen M (Department: 3641)

Ordnance

Automatic

Firing device operation or control

C042S025000, C042S069020, C089S174000

Reexamination Certificate

active

07735410

ABSTRACT:
An improved bolt carrier for a firearm is provided that improves the overall reliability and performance of the firearm bolt assembly. The bolt carrier includes a bolt with a body having a number of lugs extending therefrom. The bolt includes an extractor recess sized and configured to avoid any undercut of the lugs adjacent the recess. The bolt also includes an extractor pivotably engaged in a recess formed in the bolt. The extractor has a pair nipples on flanges configured to engage a pair of integrally buffered springs disposed on a tapered spring well on either side of a firing pin bore extending through the bolt.

REFERENCES:
patent: 804699 (1905-11-01), Benet et al.
patent: 3027672 (1962-04-01), Sullivan
patent: 5499569 (1996-03-01), Schuetz
patent: 6182389 (2001-02-01), Lewis

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