Patent ID: 6680896
Filing Date: 2004-01-20
Classification: G11B

Abstract:
A medium attaching device comprising:a rotary platform that receives a disk-like medium placed thereon, said platform having a projection for being fitted into a center hole formed in the disk-like medium; a holding/releasing member radially disposed around said projection, said holding/releasing member including a holding section for attaching and holding the disk-like medium to said platform, and a releasing section for releasing the disk-like medium from said platform; a reciprocation member that is driven to reciprocate in a direction perpendicular to said platform and having a flange for abutting against said holding/releasing member, said reciprocation memember being driven to swivel said holding/releasing member through said flange, so as to attach and hold the disk-like medium to said platform and release the disk-like medium from said platform; and a rotational transfer member including a cylindrical section formed with a spiral groove and a driving section for driving said holding/releasing member, said reciprocation member having a pin engaging said groove, said transfer member being rotationally driven to swivel said holding/releasing member.