| 摘要 |
A button comprises, in combination, (A) a button head consisting of a front piece which forms an ornamental outer surface and a back piece which has a peripheral part joined to the periphery of the front piece and a middle part which projects downwardly from the peripheral part to terminate with a central through hole, at least the portion of the middle part around the through hole being tapered to an inverted, truncated conical form, the inner wall of the through hole being tapered contrariwise or expanded obliquely donwardly and outwardly, (B) a stud member having a rounded top with a diameter larger than that of the through hole and which top can elastically pass through the hole, and (C) a backing member for attaching the stud member to a garment or the like. |
