| 摘要 |
PROBLEM TO BE SOLVED: To provide a ring the fashionable surface of which is smoothly rotatable to provide a wearer with pleasure of rotating the ring while pleasure in appreciation and a healing effect as the ring are never impaired. SOLUTION: The rotary ring includes a built-in bearing inside for rotation. Slightly rubbing the surface of the ring rotates the ring through operation of the bearing, thereby providing the wearer with readily appreciating a figure and decorations of the whole ring. COPYRIGHT: (C)2011,JPO&INPIT
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