| 摘要 |
PROBLEM TO BE SOLVED: To provide a material feeder of a simple structure capable of preventing clogging with a material which is allowed to flow down and be fed from a hopper to a part to be fed. SOLUTION: An expanded space part 13 having the sectional area larger than that of a material discharge part 10 is formed in a part to be connected to the material discharge part 10 of a connection pipe 12 to connect the material discharge part 10 of a hopper 6 to a part to be fed. COPYRIGHT: (C)2005,JPO&NCIPI
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