Abstract: A scribing device is provided that includes an alignment track, a scribe arm and a coupling unit for coupling the scribe arm to the alignment track at a predetermined angle. The coupling unit is configured to travel along the alignment track in an X direction while allowing the scribe arm to move in the Y direction.

Abstract: An improved air suspension system for the rear axle of a vehicle such as a light to medium duty truck. The system includes a torque arm extending forward of the axle with its forward end mounted on the frame and an intermediate point mounted on the axle. The rear end of the torque arm extends rearwardly of the rear axle and has a hanger bracket attached thereto. The forward end of a lever arm is supported on a shackle assembly that in turn is mounted on the hanger bracket, and the rear end of the lever arm is mounted on a bushing affixed to the chassis. An air spring is mounted on the lever arm and the air spring and lever arm support major portion of the vehicle weight.

Abstract: An electrical device wherein a mounting yoke is provided for mounting the electrical device in an outlet box. The mounting yoke includes a channel for receiving a mounting screw having a support rim and allowing it to be passed into a mounting hole.