| 摘要 |
A button having a button body including a central portion defining a button base having an uninterrupted outer wall and an inner wall with interspaces within said button base between said outer and inner walls, and an attaching means comprising a supporting plate including a plurality of pins projecting from one face of the supporting plate and having pointed heads adapted to be punched through a sheet material to which the button is to be attached, and then inserted into openings into the interspaces between said outer and inner walls, the openings being constricted to require temporary deformation of the materials of the structure as the heads of the pins are inserted into the openings. |
