Back to results
US 7,077,535 B2Granted
Automobile instrument panel lighting structure
OwnerShih-Hsiung Wuinventor
Life of this patent
Estimating the term…
Abstract
The present invention is an automobile instrument panel lighting structure providing a gentle illuminant effect on the display card through a halo effect and illuminating the hand without having an external light-source, thereby facilitating a driver's reading when driving at the dark environment.
Claims8
An automobile instrument panel lighting structure comprising a casing, a light platform, a light-source guide plate, a display card, and a hand assembly, wherein
- the casing having a cylinder casing to form an inner space enclosing a drive unit;
- the light platform having a plate with a spindle at center, there of wherein the spindle driven by a drive unit and surrounded by at least one illuminant element;
- the light-source guide plate, formed between the light platform and the display card, having a light guide plate with arced or sloped surface sloping to the center there of, a cover surrounding the outer perimeter thereof with a skirt extending to an inner space of the casing, a chamber formed between the cover and the light guide plate, and an opening formed at the center corresponding to the illuminant element, thereby enabling light from the illuminant element passing through the chamber to illuminate a surface of the light guide plate;
- the display card having a card with marks and being illuminated by light from the light guide plate;
- the hand assembly having a vertical rod, with a lower end connecting to a spindle of the light plate and an upper end connecting to a hand, a lid covering the top of the vertical rod, and a coating covering the bottom of the hand.
2 more elements
Dependencies are inferred from the claim text.