MAGNET ATTRACTION TYPE AUTOMATIC ELEVATOR FOR DISK PRESSER

摘要

PROBLEM TO BE SOLVED: To provide a magnet attraction type automatic elevator for disk presser which is automatically elevated with a small number of components and has simple structure and does not interfere with a disk cassette. ;SOLUTION: This equipment comprises a main-shaft motor which is provided with a rotary disk at the upper end of a shaft part so that the center of the rotary disk is fitted onto the upper end of the shaft part, rotates the rotary disk by the rotation of the shaft part upper end, and moves up to an attraction position when an optical disk is mounted to lift the optical disk by the rotary disk, a 1st magnet which is fixed onto the rotary disk, a clamp plate which has a recessed hole opposite to the rotary disk of the main-shaft motor, a 2nd magnet which is fixed to the bottom part of the recessed hole, and a disk presser which is attracted to the bottom part of the recessed hole by the 2nd magnet and attracted by the 1st magnet when the main-shaft motor is elevated to the attraction position to clamp the optical disk.;COPYRIGHT: (C)2001,JPO