| 摘要 |
PROBLEM TO BE SOLVED: To uniformize the quality of assembled square timber by simultaneously pressing two adjacent surfaces of the outer peripheral surface of assembled timber in the opposed angle direction of two another adjacent surfaces from the outside to press four surfaces at the same time under the same condition. SOLUTION: In the manufacturing method of the assembled square timber, an upper surface pressing part, which presses the upper surface of the assembled timber 4, wherein a large number of fine square timbers are combined in a square form, and a side surface pressing part, which presses the side surface of the assembled timber, are integrated and both pressing bodies are driven at the same time to press the upper surface and side surface of the assembled timber at the same time. COPYRIGHT: (C)2006,JPO&NCIPI
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