| 摘要 |
PURPOSE: A method for manufacturing a bead having a magnet inside is provided to simultaneously show the effect of gold, silver, copper and gem and the effect of a magnetic force. CONSTITUTION: A gutter is carved on the body of a bead made of metals and jewels such as gold, silver, copper and gem. A magnet ball of a proper size is inserted into the gutter. A stopper of a proper size made of the same or similar material to the body is tightly coupled to the inlet of the gutter, thereby making the bead have a magnetic force. In this method, a magnetic force is not directly input into the bead.
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