IP Library Granted Patent US 11,225,801
Granted Patent B2
US 11,225,801 · App. 17/025,923 · Granted Jan 18, 2022

Floor panel for forming a floor covering and method for manufacturing a floor panel

Inventor: Mark Cappelle (Staden, BE)
Assignee: FLOORING INDUSTRIES LIMITED, SARL
E04F15/02038E04F15/10E04F15/105E04F15/107E04F2201/0146E04F2201/0184E04F2201/041
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Quick Facts
Patent No.
US 11,225,801
App. No.
17/025,923
Granted
Jan 18, 2022
Kind
B2
Abstract

A floor panel for forming a floor covering, wherein this floor panel comprises a substrate, which substrate is manufactured on the basis of synthetic material; wherein this floor panel, on at least one pair of opposite edges, comprises coupling parts, which coupling parts allow that two such floor panels can be coupled to each other by means of a downward movement of one floor panel in respect to the other floor panel.

Claims (34)

1. A floor panel comprising a substrate of synthetic material and a top layer which comprises a decorative layer and a translucent or transparent wear layer,

wherein the floor panel comprises first coupling parts on a first pair of opposite edges allowing to couple two of such floor panels together by means of a downward movement thereby establishing a locking in horizontal and vertical directions,

wherein the floor panel comprises second coupling parts on a second pair of opposite edges allowing to couple two of such floor panels together by means of a turning movement thereby establishing a locking in horizontal and vertical directions,

wherein the first coupling parts are formed in one piece from the synthetic material of the substrate,

wherein the first coupling parts comprise a downward-directed upper hook-shaped part on one of the first pair of opposite edges and an upward-directed lower hook-shaped part on the other of the first pair of opposite edges,

wherein the upper hook-shaped part comprises a lip with a downward-directed locking element and the lower hook-shaped part comprises a lip with an upward-directed locking element,

wherein each of the downward-directed and upward-directed locking elements is provided with a locking surface which takes part in the locking in vertical direction in coupled condition of two of such floor panels, the locking surfaces respectively being located at the proximal side of the downward-directed and upward-directed locking elements,

wherein the downward-directed locking element comprises a protrusion, whereof, in the coupled condition of the floor panel with another such floor panel, at least a portion of the protrusion is situated beyond a vertical tangent line, which vertical tangent line touches the upward-directed locking element in a most proximally situated point of this upward-directed locking element of the another such floor panel;

wherein the protrusion is configured such that during coupling the floor panel with another such floor panel at their first pair of opposite edges with the downward movement, the protrusion first contacts the upward-directed locking element of the another such floor panel; after which a resistance is overcome such that the upper hook-shaped part will engage in the lower hook-shaped part of the another such floor panel such that the locking surfaces contact each other;

wherein a horizontal distance between said most proximally situated point of the upward-directed locking element and the edge of the floor panel is larger than a vertical distance between the upper side of the floor panel and a most downward-situated point of the upper surface of the lip of the lower hook-shaped part.

2. The floor panel of claim 1 , wherein the protrusion extends in a downward direction from the downward-directed locking element, wherein an underside of the protrusion extends generally parallel to the horizontal direction of the floor panel, and a topside of the portion of the protrusion extends along a tangent line forming an angle with the horizontal direction of the floor panel.

3. The floor panel of claim 1 , wherein the lip of the lower hook-shaped part comprises a support surface for supporting the downward-directed locking element of another such panel;

wherein in the coupled condition of the floor panel with another such floor panel, the protrusion is clamped between the locking surface of the another such panel and the support surface of the another such panel.

4. The floor panel of claim 1 , wherein the lip of the lower hook-shaped part comprises a floating support surface; wherein in coupled condition of the floor panel with another such floor panel an interspace is present between the downward-directed locking element and the floating support surface of the another such panel.

5. The floor panel of claim 1 , wherein the lip of the lower hook-shaped part comprises a support surface for supporting the downward-directed locking element of another such panel;

wherein the lip of the lower hook-shaped part comprises a floating support surface;

wherein in coupled condition of the floor panel with another such floor panel an interspace is present between the downward-directed locking element and the floating support surface of the another such panel;

wherein the support surface is provided more distal than the floating support surface.

6. The floor panel of claim 5 , wherein a second interspace is formed in coupled condition of the floor panel with another such floor panel between the lip of the lower hook-shaped part and the downward-directed locking element, wherein the second interspace is located between the support surface and the floating support surface.

7. The floor panel of claim 5 , wherein the said support surface is situated closer to the upward-directed locking element than the floating support surface.

8. The floor panel of claim 5 , wherein the height interspace of the interspace is less than 2 mm.

9. The floor panel of claim 5 , wherein the support surface is situated at a lower position than the floating support surface.

10. The floor panel of claim 5 , wherein in coupled condition of the floor panel with another such floor panel a vertical closing surface is formed between the proximal end of the upward-directed lower hook-shaped part and the distal end of the downward-directed upper hook-shaped part of the another such panel;

wherein the interspace extends continuously from the vertical closing surface up to the support surface.

11. The floor panel of claim 1 , wherein the downward-directed locking element has a distal side, wherein the distal side of the downward-directed locking element is free from locking parts that in the coupled position of two such floor panels provide locking in vertical direction to prevent the two of such floor panels in the coupled position from disengaging in the direction perpendicular to the surface of the coupled panels.

12. The floor panel of claim 1 , wherein the lip of the upper hook-shaped part has a lower side located proximally from the downward-directed locking element comprising a surface that runs inclinedly downward in a proximal direction.

13. The floor panel of claim 12 , wherein said surface runs inclinedly downwards from a position in the upper half of the panel to a position in the lower half of the panel.

14. The floor panel of claim 1 , wherein the locking surfaces are situated in the lower half of the panel.

15. The floor panel of claim 1 , wherein the downward-directed locking element has a distal side comprising a vertical surface and an inclined surface which is connected to the vertical surface.

16. The floor panel of claim 1 , wherein the floor panel has a thickness of less than 6 mm and wherein the substrate is made of thermoplastic material.

17. The floor panel of claim 16 , wherein the thermoplastic material includes polyvinyl chloride.

18. The floor panel of claim 1 , wherein the floor panel comprises a reinforcement layer formed of glass fibers.

19. The floor panel of claim 18 , wherein the reinforcement layer is located at the height of the locking surfaces.

20. The floor panel of claim 1 , wherein the decorative layer is a printed film or printed foil.

Assignments (2)
NUNC PRO TUNC ASSIGNMENT Recorded Mar 18, 2024
From: FLOORING INDUSTRIES LIMITED, SARL
To: UNILIN BV
Reel/Frame 066805/0445 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 29, 2020
From: CAPPELLE, MARK
To: FLOORING INDUSTRIES LIMITED, SARL
Reel/Frame 053914/0558 →