Patent ID: 8315062

Claim:
An electronic device, comprising: a housing; a printed circuit board (PCB) defining a mounting hole; a fixing mechanism comprising: a connecting member fixed to the housing, the connecting member comprising a contact portion contacting the PCB and defining a cavity adjacent to the contact portion, the contact portion defining a positioning hole communicating with the cavity; a latch piece slidably and rotatably received in the cavity, the latch piece defining a threaded hole aligned with the positioning hole; wherein, a rotation of the latch piece inside the cavity is restricted to a maximum rotation angle of 360 degrees around an axis of the threaded hole; wherein the latch piece comprises a bottom surface which is planar and shaped as a substantially regular polygon, the cavity is substantially rectangular, the width of the cavity exceeds the minimal width of the bottom surface and is less than a diameter of a circle circumscribing the bottom surface; and a screw having a diameter smaller than a width of the positioning hole; wherein the crew extends through the mounting hole and the positioning hole and engages in the threaded hole, to fix PCB to the housing.