Patent ID: 7770191

Claim:
A tray door attachment structure for a disk device comprising: a tray door pivotally attached to a front panel of the disk device, the tray door including a door body, a door arm on which a spring receiving portion and a spring supporting portion located adjacent to the spring receiving portion are formed with the spring supporting portion including first and second contact portions with a gap therebetween, and a rotational axle formed on the door arm and attached to the front panel; and a torsion coil spring configured to bias the tray door in a closing direction, the torsion coil spring including a coil attached to the rotational axle, a first arm extending from the coil and abutting the front panel, and a second arm extending from the coil and abutting the spring receiving portion, the second arm of the torsion coil spring having a distal end portion that is engaged to the door arm and is latched by the spring supporting portion, the distal end portion of the second arm being disposed through the gap of the spring supporting portion such that the distal end portion of the second arm contacts with the first and second contact portions of the spring supporting portion.