| 摘要 |
PROBLEM TO BE SOLVED: To provide a compact vibratory feeder capable of efficiently converting supplied power into a vibration force. SOLUTION: This vibratory feeder is provided with a conveyance trough 5 for conveying powder and granular material by vibration and an electromagnet 6 which has a coil 61 and whose one end becomes the upstream side in the direction of conveyance and whose other end becomes the downstream side in the direction of conveyance. A permanent magnet 7 is arranged to face one end or the other end of the electromagnet 6, and either of the electromagnet 6 and the permanent magnet 7 is fixed to the conveyance trough 5. COPYRIGHT: (C)2008,JPO&INPIT
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