| 摘要 |
PROBLEM TO BE SOLVED: To provide a disk play back device with an automatic changer mechanism which is constituted so that the attitude of a selected tray is stably held without inhibiting its smooth separation and selection operations. SOLUTION: The disk play back device is provided with a plurality of trays 4 which individually hold CDs inserted from a slot 3 and carried, a tray base 54 which supports the plurality of trays being laminated and is supported in a freely movable manner along the laminated direction, a cam means (a cam groove 52, a pin 53, a guiding cam 56, a cam groove 57 and a pin 58) which is selectively engaged to one tray among the plurality of trays being laminated and can move along the orthogonal direction with respect to the tray laminated direction to provide spaces in the top and the bottom of the selected tray, a disk drive device 5 which holds and rotates a CD located on the selected tray and an upper plate 14 and a pressing plate 15 which apply pressing force to the tray located at the topmost stage of the tray base along the laminated direction. A portion of the engaging section of the tray of the cam means is made into a swinging section which varies the degree of engagement closeness with the selected tray so that the pressing force of the pressing means is to be transmitted to the swinging section. COPYRIGHT: (C)2006,JPO&NCIPI
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