| 摘要 |
PROBLEM TO BE SOLVED: To provide a baseboard that easily reduces restrictions on designability of an appearance of the baseboard and a deterioration in the designability.SOLUTION: In a baseboard 2 formed like a tie plate freely deformable in a curved shape in a longitudinal direction and made of a synthetic resin, the plate thickness of the baseboard 2 is set to be 5 mm or less; a recessed groove 200 for driving a pin nail 7 is formed in the longitudinal direction on a surface of a body part 20 of the baseboard 2; a groove depth L2 along the plate-thickness direction of the recessed groove 200 is set to be 1 mm or less; and an opening width L3, along the transverse direction of the baseboard 2, on the surface of the body part 20 of the recessed groove 200 is set to be 2 mm or less. |
