| 摘要 |
The panel intermediate piece (5) is rectangular in plan view with two long sides (6,7) and two short sides (8,9). Each long side is in engagement with the surrounding panel part (3,4) in such a way that the intermediate piece is located outside the panel part. The respective short side is in engagement with the breast strip and the floor strip so that both strips are outside the intermediate piece. - The intermediate piece is in engagement with the two short sides of the panel part. The intermediate piece has an underlying chamfer (10,11) on its two long sides overlap one panel part short side and the upper panel part short side. The respective short sides incorporate a projecting pin (14,15), and the floor strip (1) locates against the downwardly pointing pin (14), whilst the breast strip (2) locates against the upwardly pointing pin. - (Dwg.1-3/5) |
