Patent ID: 9746265
Date: 2017-08-29
CPC Classifications: F41A

Claim:
1. Apparatus for preventing a gun from firing under certain circumstances, said apparatus comprising, in combination: (1) a testing device for determining a level of intoxication of a person intending to use a gun and producing a first signal representing the level of intoxication; (2) a mechanical locking member configured to be disposed on a gun and movable between a locked position which prevents the gun from firing and an unlocked position which enables the gun to be fired; (3) a first logic device, coupled to receive the first signal, for producing a second signal indicative that the person's level of intoxication exceeds a prescribed level; and (4) an electromechanical actuator, mechanically coupled to the locking member and electronically coupled to said first logic device, for at least one of (1) moving said member from the unlocked position to the locked position and (2) holding said member in the locked position in response to the second signal;