| 摘要 |
PROBLEM TO BE SOLVED: To provide an inexpensively manufacturable floor board supporting device having stable quality and its manufacturing method. SOLUTION: This floor board supporting device 10 is composed of a floor receiving member 16 receiving a floor board 14 and made of synthetic resin, a metallic female screw member 18, a bolt 20 for adjusting height whose upper end part is screw-fitted into the female screw member 18, and a vibration control member 22 attached to a lower end part of the bolt 20 for adjusting height. When molding the floor receiving member 16, the female screw member 18 is arranged in a mold cavity, and synthetic resin is injected into the mold cavity in the condition. Then, the floor receiving member 16 is molded, and the floor receiving member 16 and the female screw member 18 are firmly integrated. COPYRIGHT: (C)2005,JPO&NCIPI
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