Floor covering consisting of hard floor panels and method for manufacturing such floor panels

Floor covering consisting of hard floor panels and method for manufacturing such floor panels

  • CN 1,195,386 A
  • Filed: 06/07/1997
  • Published: 10/07/1998
  • Est. Priority Date: 06/11/1996
  • Status: Abandoned Application
First Claim
Patent Images

1. floor that constitutes by hard floor board block (1), wherein, at least at two relative edge (2-3, edge 26-27) provides the coupling part that cooperatively interacts (4-5,28-29), basically be form with a tongue (9-31) and a groove (10-32), it is characterized in that described coupling part (4-5,28-29) has the mechanical locking (6) of convolution, described device (6) prevents that the floor board block of two connections from separating along a direction (R), described direction (R) and corresponding limit (2-3,26-27) vertical, and parallel with the base (7) of described connection floor board block (1).

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