Patent ID: 8561092
Filing Date: 2013-10-15
Classification: G11B

Abstract:
1. A disc loading mechanism comprising: a turntable on which a disc is mounted, the turntable including a table engaging member being disk shaped and having a plurality of engaging pieces formed thereon; and a chucking pulley that sandwiches the disc together with the turntable, the chucking pulley including a pulley engaging member having a plurality of engaging protrusions formed thereon, wherein the plurality of engaging pieces are distributed annularly around the table engaging member on a same plane, wherein each of the plurality of engaging pieces has an engaging surface that hangs over a chucking pulley-facing surface of a corresponding one of the plurality of engaging protrusions in a rotation direction of the disc, and wherein prior to a chucking operation, the turntable and the chucking pulley are not in contact with each other.