CELLULAR PHONE HANDSET AND OPERATION SUPPORT COMPONENT FOR THE CELLULAR PHONE HANDSET

摘要

PROBLEM TO BE SOLVED: To realize a good operation without impairing portability.;SOLUTION: An operation support component 8 which can be freely installed on a cellular phone body, by being fit on the central keytop that constitutes a multi-functional button 5 is prepared. When the operation support component 8 is installed on the cellular phone body, its protrusion is displaced by being operated by the user and appropriately dep-resses the central keytop and a ring-shape keytop that constitute the multi-function button 5, the switches which should be turned on as appropriate the five key switches of the multi-functional button 5.;COPYRIGHT: (C)2003,JPO