Patent ID: 11952784
Assignee: I4F LICENSING NV
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 7:
8. A covering comprising a plurality of identical panels as defined in claim 1, wherein:
the first upward tongue of a first panel among the plurality of panels is coupled to the third downward groove of a second panel among the plurality of panels;
the first upward groove of the first panel is coupled to the first downward tongue of the second panel;
the second downward tongue of a third panel among the plurality of panels is coupled to the second upward tongue of the first panel and to the second upward tongue of the second panel;
the fourth downward groove of the third panel is coupled to the second upward groove of the first panel and to the second upward groove of the second panel;
the second upward tongue of a fourth panel among the plurality of panels is coupled to the fourth downward groove of the first panel and to the fourth downward groove of the second panel; and
the second upward groove of the fourth panel is coupled to the second downward tongue of the first panel and to the second downward tongue of the second panel.