摘要 |
<p>A terminal device used in grounding direct current electrical components such as audio amplifiers having a metal contact plate provided with a first opening sized to receive a securing screw and having a second opening sized to receive a locking screw used to attach the terminal device to a metal member of another structure wherein the first opening is positioned relative to the second opening so that with the securing screw attaching the metal contact plate to a grounding surface the head of the locking screw will contact and apply anti rotational forces against the head of the securing screw when the locking screw is also screwed into the grounding surface.</p> |