BOSS COUPLING DEVICE OF A PORTABLE COMMUNICATION DEVICE, CAPABLE OF PREVENTING A BOSS FROM BEING RELEASED DUE TO EXTERNAL IMPACT OR FALLING

摘要

PURPOSE: A boss coupling device of a portable communication device is provided to prevent a boss from being damaged by a screw mounting unit which provides a repulsive force for coupling stress during screw coupling.;CONSTITUTION: The first and second boss housings(20,30) are formed in the front and rear cases(1a,1b) of a communication device(1). A screw coupling unit(21) is formed in the first boss housing. A screw coupling tap(31) is provided to the second boss housing. A screw mounting unit(40) is formed in the screw coupling unit. The screw mounting unit is projected in an opposite direction of screw coupling. The screw mounting unit is deformed in a coupling direction due to contact with the screw.;COPYRIGHT KIPO 2011