Abstract: A test device for indicating short-circuits in automotive wiring of a vehicle utilizing a 12-volt electrical system and including two incandescent lamps connected in series on opposite sides of a resettable circle breaker. The test devide is connected in series with the fuse junctions of a particular electrical circuit of the vehicle while the fuse is remove, when the second lamp is illuminated, then everything is normal and the particular electrical circuit of the vehicle is healthy, but if the second lamp is not illuminated and the first lamp is illuminated, this means that there is a short-circuit.

Abstract: A helmet restraint and head and neck stabilizing system for use with a helmet worn by an operator or occupant of a land vehicle, boat, airplane or other motion apparatus, in conjunction with a shoulder belt system or a suit worn by the operator or occupant. The helmet restraint and head and neck stabilizing system preferably includes two end connecters, two releasable buckles, two flexible end belts, and a flexible middle belt. The two end connecters are separately attachable to the shoulder belt system or the suit worn by the operator or occupant on opposite sides of the helmet worn by the operator or occupant. The two end belts each have one end affixed to one end connecter and an opposite end connected to one buckle, respectively. The middle belt has one end connected to one buckle and an opposite end connected to the other buckle. The length of the first or second end belt or the middle belt is adjustable.