| 摘要 |
Floor panel having a core (8) of MDF/HDF board, one or more layers of material (55-56-57) provided at the upper side and a backing layer (58) at the underside (7) to form a counterbalancing element for the top layer or layers; said floor panel (1) at least at the edges of two opposite sides (2-3, 26-27) being provided with coupling parts (4-5, 28-29) substantially in the form of a tongue (9-31) and a groove (10-32), said groove being bordered by a lower lip (23-43) extending beyond an upper lip; and the coupling parts (4-5, 28-29) being provided with locking means (6); wherein said coupling parts (4-5,28-29) and locking means (6) are made in one piece with the core (8), said backing layer (58) extends along the underside of the lower lip (23-43) and the difference (E) between the upper lip and the lower lip is smaller than one times the thickness of the floor panel. |
