摘要 |
<p>A portable information processing apparatus includes a lid including a rear case containing a display unit, a body containing a keyboard, and a hinge rotatably coupling the lid to the body. The hinge includes a frame secured to the body, a torque unit, a shaft surrounded by the torque unit, the shaft being fixed to the frame, and an arm secured to the rear case of the lid and rotatably connected to the frame, the arm having an interlocking joint at one end engaging the torque unit to rotate the shaft in response to a rotation of the arm.</p> |