Patent 7342191 was granted and assigned to Hon Hai Precision Industry Co Ltd on March, 2008 by the United States Patent and Trademark Office.
A button assembly includes a panel (10), an indicating lamp (30) and a button member (20). The panel defines a through hole (15) with supporting collar. The button member defines a securing hole (28) corresponding to the through hole. The securing hole is aligned with the through hole with the supporting collar connecting therethrough, and the indicating lamp is positioned in the through hole.