TRIGGER AND HAMMER FOR AUTOMATIC AND SEMI-AUTOMATIC RIFLES

摘要

An automatic or semi-automatic firearm including a trigger having a frame, at least one trigger sear extending from the frame, and a hammer having a hammer pivot axis, a head and at least one hammer sear disposed on a lateral side of the hammer between the hammer pivot axis and the head, wherein the frame includes a pivot axis and the at least one trigger sear includes a trigger sear surface, the at least one trigger sear extending from the frame such that the at least one trigger sear engages a corresponding one of the at least one hammer sear.

主权项

1. An automatic or semi-automatic firearm comprising:
a trigger having a frame; at least one trigger sear extending from the frame; a hammer having a hammer pivot axis, a head and at least one hammer sear disposed on a lateral side of the hammer between the hammer pivot axis and the head; wherein the frame includes a pivot axis and the at least one trigger sear includes a trigger sear surface, the at least one trigger sear extending from the frame such that the at least one trigger sear engages a corresponding one of the at least one hammer sear; a trigger hook extending from and pivotally coupled to the frame; a first spring connected to the frame for resisting rotation of the frame about the pivot axis; and a second spring disposed between the frame and the trigger hook for resisting rotation of the trigger hook relative to the frame; wherein the first spring and second spring are configured to work in series for dividing an application of a predetermined trigger pull force into a first and second stage.