Patent ID: 8474321

Claim:
A device for illuminating a dial of a gauge comprising: a) a dial extending along an axis between an upper portion and a base portion, the upper portion being positioned atop the base portion and comprising a first surface including indicia, the first surface extending parallel to the axis; b) a cover configured and dimensioned to fit around the upper portion and the base portion of the dial, the cover comprising a second surface extending perpendicular to the axis that covers the first surface; c) a light source mounted to the second surface and positioned to face the first surface so as to illuminate the first surface when said cover is fitted around the dial; and d) a regulator electrically connected to the light source, said regulator switching on said light source either (i) automatically in response to actuation of the gauge, or (ii) manually in response to actuation of a regulator first switch associated with said regulator.