| 摘要 |
PROBLEM TO BE SOLVED: To provide a board crusher hardly causing the leakage of sound to outside, small in size and easy in carriage and capable of recycling crushed materials. SOLUTION: In the board crusher, a feeding port guide 5 provided at the feeding port of a board 10 and for guiding the feeding of the board 10, a roller case 12 provided at the upper surface side of the feeding port guide 5 and whose open surface is disposed toward the upper surface of the feeding port guide 5, a regulation roller 4 housed in the roller case 12, abutted by its gravity to the feeding port guide 5 surface from the open surface in usual state, and also pushed into the roller case 12 by insertion force by the height of the board 10 when charging the board 10 and also rotated by friction resistance, and abutted again by its gravity to the feeding port guide 5 surface after passing the board 10, a pair of rotary blades 6A and 6B for pulling and finely crushing the board 10 and a housing vessel for recovering crushed board 10, are provided.
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