Patent attributes
In an antenna device of the present invention, an upper cabinet 2 is pivotally supported on a lower cabinet 4 through a hinge mechanism 3, the lower cabinet 4 containing a radio module 41, the upper cabinet 2 having a plurality of antennas 21 disposed therein. The hinge mechanism 3 includes a cylindrical shaft member 31 openably and closably connecting the two cabinets 2, 4 to each other, an outer peripheral surface of the shaft member 31 having a plurality of groove portions 32 formed at axially spaced intervals. A plurality of cables 22 are wound around the outer peripheral surface of the shaft member 31 while being respectively fitted in the plurality of groove portions 32.