公开(公告)号：US06808777B2

公开(公告)日：2004-10-26

申请号：US09809448

申请日：2001-03-15

Applicant: Kjell Andersson ,  Roger Davidsson

Inventor： Kjell Andersson ,  Roger Davidsson

IPC: E04F1308

CPC classification number: E04F21/20 ,  E04F15/02 ,  E04F2201/0153 ,  E04F2201/07 ,  E04F2201/08 ,  Y10T403/70 ,  Y10T428/161 ,  Y10T428/163 ,  Y10T428/164 ,  Y10T428/19 ,  Y10T428/192 ,  Y10T428/195 ,  Y10T428/23943

Abstract: An arrangement which comprises: first and second panel-shaped pieces of flooring for joining together, said pieces resting on a sub-floor and having profiles along mutually meeting edge portions which, on the first piece, consist of a groove and a projection located thereunder, and on the second piece a tongue insertible in the groove, and also a recess accommodating the projection; wherein said projection, at its outer, free edge, is of greater thickness transversely of the plane of extent of the flooring piece than at its inner edge connected with remaining parts of the piece; and wherein the underside of the projection lies flush with the remainder of the underside of the flooring piece.

Abstract translation: 一种装置，包括：用于连接在一起的第一和第二板状地板片，所述片搁在副底板上，并具有相互接合的边缘部分的轮廓，所述第一和第二片状片在第一片上由凹槽和位于其下方的突起组成 并且在所述第二件上可插入所述槽中的舌部以及容纳所述突起的凹部; 其中所述突起在其外自由边缘处具有比所述地板件的范围的横截面大于在其与所述件的剩余部分连接的内边缘处的横向的厚度; 并且其中突起的下侧与地板件的下侧的其余部分齐平。