| 摘要 |
<p>PROBLEM TO BE SOLVED: To stably form the pattern of a patterned product having a grain-like pattern formed on the surface thereof. SOLUTION: A dough material supply means 20, a supply port 22 for charging a substrate material in an extruder from the dough material supply means 20 and a seed material supply means 30 are provided. The seed material supply means 30 for supplying a seed material is constituted as a vibration feeder 31 and a seed material charging port 42 is arranged on the upstream side of a dough material charging position while a count means 34 and a thinning means 35 are provided to the vibration feeder 31 and the supply amount of the seed material is subjected to feedback control.</p> |
