| 摘要 |
A portable coin holder is made of polymeric material and comprises a casing which has two openings at both ends to receive coins and to release the same, two coaxial cylindrical coin cavities interconnected by a truncated conical cavity, whic h extend in the casing and each receives a stack of coins of a certain denominations, an d a coin-urging mechanism inside the cavities which includes a spring and two movable disc-like spring holders.
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