Patent ID: 6347538
Filing Date: 2002-02-19
Classification: F41A,Y10T

Abstract:
An internal locking mechanism for locking and unlocking a weapon, the weapon having a safety lever and safety shaft, the internal locking mechanism comprising:the safety shaft having a lock insert housing a rotation pin and a lock plunger, the lock plunger having a first end and a second end, the rotation pin having a lock shaft on one end for engagement with a key and a cam lobe on the opposite end, the cam lobe having a means for moving the lock plunger, said means for moving engaging the first end of the lock plunger, said lock plunger having a return spring for biasing the lock plunger to a position within the lock insert when said first end is acted on by the means for moving the lock plunger, and the means for moving the lock plunger engaging the first end and moving the second end such that the second end protrudes from a housing hole in the safety shaft preventing the safety lever from moving and the weapon from firing.