Patent ID: 8130154

Claim:
An electronic device comprising: a housing that has a rectangular plate section and a sidewall section provided upright on the plate section, and that houses electronic components therein, the sidewall section being provided with an antenna housing groove extending in a longitudinal direction of the sidewall section; a protrusion that is provided upright at a point adjacent to one end of the antenna housing groove in the housing, the protrusion extending in a width direction of the antenna housing groove; a plate piece-like antenna unit that has a length to be completely housed in the antenna housing groove and including a radio communication antenna, the antenna unit having, at one end, an insertion hole drilled through the antenna unit in a thickness direction thereof to allow the protrusion to be inserted therein, being housed in the antenna housing groove with the protrusion inserted in the insertion hole, and protruding from the housing by being rotated about the protrusion serving as a rotation shaft; a cable that is connected to the one end of the antenna unit and wound about the insertion hole, and that extends from the insertion hole further inward of the housing away from the antenna unit; and a cable guide member that holds, between itself and the antenna unit, the portion of the cable wound about the insertion hole.