Patent ID: 8024747

Claim:
An optical disc apparatus in which a loaded optical disc is chucked by a damper and turned for recording or reproducing information, comprising: a chassis as a base for the apparatus; a first disc guide, at the end of loading of the optical disc, placed in a fixed position on the chassis, contacting a peripheral side face of the optical disc at a first point thereon to support the disc; a second disc guide having a plane opposite to the side face of the optical disc, at the end of loading of the optical disc, contacting the peripheral side face of the optical disc at a second point thereon to support the disc while restrained from moving away from the side face; a third disc guide, at the end of loading of the optical disc, contacting the peripheral side face of the optical disc at a third point thereon to support the disc while biased by resilience of a spring; and a fourth disc guide, at the end of loading of the optical disc, contacting the peripheral side face of the optical disc at a fourth point thereon to support the disc while biased by resilience of a spring, and being restrained from moving against the resilience of the spring at the contact point; wherein the damper is put into a center hole of the optical disc supported by the first, second, third and fourth disc guides to chuck the optical disc.