| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a drive unit for non-contact rotation, which can easily and surely rotate a rotary body part even when only a narrow free space exists in articles having a rotary body part, and in which attaching scratch and dust to the rotary body part can be prevented. <P>SOLUTION: The unit is provided with an air compressor, a plurality of blow out ports 83 blowing out air to reels 3, 4 and a post 5, a plurality of guide tubes 84 guiding compressed air to respective blow out ports 83 from the air compressor, and valves 85 adjusting the flow rate of compressed air blown out from the blow out ports 83. The respective guide tubes 84 are collectively supported by one movable support body 87, when the movable support body 87 is moved to a blow out position E, the blow out port 83 approaches toward the reels 3, 4 and the post 5, and when the movable support body 87 is moved to a retract position, the blow out port 83 is separated from the reels 3, 4 and the post 5 and retracted. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
