US Patent 7959315 Interchangeable illuminated ornament

A simple, low-cost wearable ornament system is disclosed that allows the user to easily interchange ornaments and may be used on wearable items such as garments, footwear, belts, hats, helmets, purses, backpacks, tote bags, scarves and other items. The system generally comprises a reinforced opening, grommet or eyelet in the garment, headwear or other item, an extended base, a screw cap, bottom housing and a decorative item or ornament member. A user desiring to change the design on the ornament system can easily interchange an existing ornament member with a new ornament member without damaging the wearable item and, if desired, without having to remove the garment or other wearable item.