公开(公告)号：US3771199A

公开(公告)日：1973-11-13

申请号：US3771199D

申请日：1972-05-24

申请人： ELDRINGHOFF C

发明人： ELDRINGHOFF C

IPC分类号： A47C31/02 ,  A44B1/12

CPC分类号： A47C31/026 ,  Y10T24/3606 ,  Y10T24/367 ,  Y10T24/3685

摘要： A button assembly having an outer shell fixed on the end of a shaft by a plastic head integral with the shaft and protrusive through the outer shell, and an inner shell having a flange adapted to clamp the edges of sheet material covering the outer shell against the interior face of the outer shell under clamping pressure maintained by force fit of a flanged perforation in the inner shell on a uniform-section portion of the plastic head; special shapes of the parts and a double-locking provision are also disclosed.

摘要翻译： 一种按钮组件，其外壳通过与所述轴一体并且通过所述外壳突出的塑料头固定在轴的端部，以及内壳，所述内壳具有凸缘，所述凸缘适于将覆盖所述外壳的薄片材料的边缘夹紧在所述外壳上 通过在塑料头的均匀部分的内壳中的法兰穿孔的强力配合保持在夹紧压力下的外壳的内表面; 还公开了零件的特殊形状和双重锁定配置。