| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a button that includes button for which a secondary process e.g. a squeete process, is unnessessary and for which a degree of freedom for design of the upper surface center of the button body can increase. <P>SOLUTION: A shank 22 of a fastening member 20 is provided with a shank end 22a having a small diameter, a shank proximal portion 22b having a large diameter, and a shank stepped portion 22c. A shank receiving space 13 of the button body 10 for receiving the shank is provided with a shank receiving small diameter portion 13a which receives the shank end and which has an axial length larger than that of the end, a shank receiving large diameter portions 13b, 13b' which receive an end side part of the shank proximal portion, and a shank receiving stepped portion 13c. The shank receiving stepped portion has a stepped portion edge 13d in a boundary with the small diameter portion. When the button is attached to cloth f, F, the shank receiving stepped portion bumps into the shank stepped portion, causing the stepped portion edge to stick into the shank proximal portion. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
