| 摘要 |
A saving box has a cylindrical box body with a closed bottom, a plurality of coin reservoirs each having a different diameter and formed on the closed bottom at proper spaces in a predetermined direction in order of diameter, a sorting disc acting as an upper surface of the box body and provided with a plurality of openings corresponding to the coin reservoirs, a guide sleeve formed within the box body at a central portion thereof and having a vertical groove, an operating rod engaging with the vertical groove and extending upwardly of the box body, a coil spring disposed within the guide sleeve and normally biasing the operating rod upwardly, a moving blade slightly contacting an upper surface of the sorting disc and engaging a spiral groove formed in an outer peripheral surface of the operating rod, an outer surface disc overlaid on and spaced away, by a predetermined distance, from an upper surface of the moving blade and having a coin insertion port, and a soft formative substance having a proper form mounted on the surface disc, an upper extension end of the operating rod being in opposite relation to an inner surface of a top portion of the soft formative substance.
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