| 摘要 |
An illumination device for a roller skate includes a base unit, a generator unit, rollers, fasteners and tubes. A pair of conducting plates are secured to the base unit and connected with the generator unit. Each of the fasteners comprises a sleeve and a bolt. Each of the rollers includes an insulating sleeve having a pair of shafts at respective ends. Each roller further includes an illumination element with two electric wires connecting with the two shafts. The sleeve of each fastener is inserted through the tube and the insulating sleeve, and is secured to the base unit by the bolt. The tube is connected with one of the shafts whereas the two conducting plates are connected with the other shaft of the roller and the bolt of the fastener.
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