| 摘要 |
PROBLEM TO BE SOLVED: To provide a portable telephone case structure in which a portable telephone function is kept inside a case main body composed of an upper lid and a lower lid, an antenna is connected to the inner portable telephone function, an electric power is applied to the portable telephone function from a battery, and a display and a function control button group are arranged on the upper lid, where projections higher than the function control button group are provided around the button group on the upper lid so as to prevent the function control buttons from being carelessly pushed down. SOLUTION: A portable telephone case has a structure in which a case main body is composed of an upper case and a lower case, a portable telephone function is kept inside the case main body, an antenna is connected to the portable telephone function, a power is fed to the portable telephone function from a battery, and a display and a function control button group are arranged on the upper case. Projections higher than the function control buttons are provided around them on the upper lid.
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