| 摘要 |
A game ticket scratch-off device that includes a housing, a power supply such as a battery, a motor, a head, and an abrasive element. The battery is contained within the housing. The motor is electrically connectable to the battery to be driven thereby. The head is coupled to the motor to be moved thereby. The head is located outside the housing. The abrasive element is coupled to the head and provides an abrasive surface to remove overlay from a scratch-off game ticket. The abrasive element comprises a sanding screen. An adhesive tape is mounted to the abrasive element, wherein the head comprises a flat surface and the adhesive tape is secured to the flat surface to mount the adhesive element to the head.
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