Patent ID: 8189332

Claim:
A portable electronic device, comprising: a first housing including a first hinge assembly portion, comprising: a first case member comprising a first protrusion and integrally formed with a conductive member having a bent portion located in the first protrusion, wherein the conductive member increases the strength of the first protrusion; a second case member comprising a second recess into which the first protrusion is fitted; and a fitting portion comprising the first protrusion and the second recess at which the first case member is fitted to the second case member; a second housing including a second hinge assembly portion and a conductive portion that is capacitively coupled to the conductive member; a hinge comprising the first hinge assembly portion and the second hinge assembly portion, the hinge configured to couple the first housing to the second housing such that the first housing and the second housing are rotatable relative to each other between a closed position and a fully open position; and a stopper located in the fitting portion of the first housing, and configured to limit rotation of the first housing and the second housing such that the first housing and the second housing are limited from rotation beyond the fully open position in an open direction.