Patent ID: 7669829

Claim:
A portable terminal cradle device comprising a plurality of projections to be fitted on grooves in upper and lower ends of a portable terminal; characterized in that: the projections of the portable terminal cradle device are engaged in the grooves in the upper end of the portable terminal; the other projections of the portable terminal cradle device are engaged in the grooves in the lower end of the portable terminal and the engagement is held by a rotate and slide mechanism which is capable of, after rotation of said other projections of the portable terminal cradle device with respect to the portable terminal engaged with the projections of the portable terminal cradle device, sliding said other projections of the portable terminal cradle device into the grooves in the lower end of the portable terminal; and two of the grooves in the upper end of the portable terminal and two of the grooves in the lower end of the portable terminal are formed at four corners of the portable terminal, said portable terminal cradle device holds the four corners of the portable terminal.