WO2011042878A2 - Panneau, revêtement composé de ces panneaux, procédé pour installer des panneaux et procédé pour fabriquer des panneaux - Google Patents

Panneau, revêtement composé de ces panneaux, procédé pour installer des panneaux et procédé pour fabriquer des panneaux Download PDF

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Publication number
WO2011042878A2
WO2011042878A2 PCT/IB2010/054540 IB2010054540W WO2011042878A2 WO 2011042878 A2 WO2011042878 A2 WO 2011042878A2 IB 2010054540 W IB2010054540 W IB 2010054540W WO 2011042878 A2 WO2011042878 A2 WO 2011042878A2
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WO
WIPO (PCT)
Prior art keywords
panel
edge
panels
locking
parts
Prior art date
Application number
PCT/IB2010/054540
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English (en)
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WO2011042878A3 (fr
Inventor
Mark Cappelle
Original Assignee
Flooring Industries Limited, Sarl
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Filing date
Publication date
Application filed by Flooring Industries Limited, Sarl filed Critical Flooring Industries Limited, Sarl
Publication of WO2011042878A2 publication Critical patent/WO2011042878A2/fr
Publication of WO2011042878A3 publication Critical patent/WO2011042878A3/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F15/00—Flooring
    • E04F15/02—Flooring or floor layers composed of a number of similar elements
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F2201/00—Joining sheets or plates or panels
    • E04F2201/01—Joining sheets, plates or panels with edges in abutting relationship
    • E04F2201/0153—Joining sheets, plates or panels with edges in abutting relationship by rotating the sheets, plates or panels around an axis which is parallel to the abutting edges, possibly combined with a sliding movement
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F2201/00—Joining sheets or plates or panels
    • E04F2201/01—Joining sheets, plates or panels with edges in abutting relationship
    • E04F2201/0184—Joining sheets, plates or panels with edges in abutting relationship by rotating the sheets, plates or panels around an axis which is perpendicular to the abutting edges and perpendicular to the main plane, possibly combined with a sliding movement

Definitions

  • Panel covering composed of such panels, method for installing panels and method for manufacturing panels.
  • This invention relates to a panel, a covering composed of panels, a method for installing panels and a method for manufacturing panels.
  • the invention is intended in particular for being applied with panels in the form of floor panels and thus coverings in the form of floor coverings, in particular floor panels of the type allowing that such floor panels can be installed, so to say, floatingly. More particularly, it is intended for being applied with board-shaped floor panels selected from the group of: panels having a printed decor at the surface, more particularly laminate panels, and still more particularly DPL panels (Direct Pressed Laminate) or directly printed panels; veneer parquet; composed parquet, also called “engineered wood”; solid parquet; board-shaped, preferably wood-based, panels with a top layer of another material fixed thereon; vinyl panels or tiles, more particularly so-called LVT (Luxurious Vinyl Tile).
  • LVT Luxury Vinyl Tile
  • the invention is also intended for being applied with panels for other applications, such as ceiling panels, wall panels, as well as panels which, for any purpose whatsoever, have to be joined together in one and the same plane.
  • floor panels In the case of floor panels, it is known that these can be provided with mechanical coupling parts at their edges, by which they, during the installation thereof, mutually can be coupled to each other, wherein a vertical as well as a horizontal locking is provided.
  • a typical example thereof is known from WO 97/47834. Since the commercial success of panels which are provided with coupling parts such as described in WO 97/47834, a large number of variants of coupling parts for interconnecting floor panels have been developed and described in patent applications.
  • panels can be coupled to each other in various manners.
  • coupling parts which allow interconnecting such panels by means of a turning movement, wherein the one panel, from a position in which it is turned out of the plane of the other panel, is coupled to the other panel by being turned downward in the same plane.
  • coupling parts are known which allow coupling two panels together by means of a snap connection by pushing them towards each other in the same plane.
  • coupling parts which allow interconnecting the panels by means of both techniques. Examples thereof are known, amongst other, from WO 97/47834 and WO 94/26999.
  • the panels are connected by means of a turning/snapping technique, in other words, connected at a first edge by turning them into each other, and connected at a second edge by pushing the panels towards each other, which technique is also known, amongst others, from said WO 94/26999.
  • Still another technique consists in connecting a new panel to be installed to the already installed panels exclusively by means of a downward movement, at two sides standing perpendicular to each other, for example, such as known from EP 1.159.497.
  • An example thereof is known from EP 1.276.941.
  • coupling parts may be applied allowing that two of such panels can be coupled to each other by a mutual shifting over a well-defined length substantially in the longitudinal direction of the respective edges of the panels and wherein said edges are provided with integrated means, more particularly with guide-forming parts, which bring the floor panels, during said shifting, as a result of this shifting, from a first condition into a second condition, wherein the floor panels in the second condition are coupled to each other more closingly and/or narrower than in the first condition.
  • the shifting is performed by shifting a panel to be connected with its longitudinal direction parallel to the already installed panels towards a preceding row.
  • a disadvantage therein is that this shifting is rather difficult to realize, in particular in the case of relatively long panels.
  • Tests have shown that herein, with the least form of carelessly interconnecting, torsion forces may be caused in the coupling parts, which may lead to damage, such as the breaking-off of locking parts.
  • the present invention aims at panels which, at least at two of their edges, can be connected to each other by means of a mutual movement, substantially in the longitudinal direction of these edges, and which are improved in respect to the known embodiments and, more particularly, allow smoothly interconnecting panels at these edges, and/or allow interconnecting them with a minimum damage risk.
  • the invention also relates to a new method for installing panels, more particularly, for forming a covering with such panels, which offers the advantage that panels can be connected to each other in a smooth manner.
  • the invention also relates to a method for manufacturing such panels, which allows that the coupling parts can be realized in an optimum manner at the edges.
  • the invention relates to a panel for forming a covering
  • this panel is rectangular, thus, oblong or square;
  • this panel comprises a first pair of opposite edges, which define a first edge and a second edge at the panel;
  • this panel comprises a second pair of opposite edges, which define a third and a fourth edge at the panel, which extend transverse to the first and the second edge;
  • panel, at least at the third and fourth edge, is provided with coupling parts allowing that two of such panels can be coupled to each other at these edges, wherein these coupling parts form a first locking system, by which coupled panels are prevented to get out of each other according to a direction perpendicular to their plane, and form a second locking system, which provides for a mutual locking according to a direction perpendicular to the respective edges and in the plane of the panels, with locking parts which prevent the drifting apart of the panels according to the last-mentioned direction;
  • the coupling parts at the third edge and the fourth edge are configured such that two of such panels can be coupled to each other by means of a turning movement of the one panel in respect to the other, wherein the one panel is turned substantially within the plane of the other panel, more particularly, thus, in the plane of the covering, and in such a manner that it moves with its third edge along the fourth edge of the other panel, wherein this turning movement can be performed at least from in a well-defined turned position of the one panel in respect to the other up to an end position, wherein the first edges of both panels are situated in each other's prolongation or are situated substantially parallel and hardly out of each other.
  • the aforementioned locking parts herein are made as parts which engage one behind the other and which, by means of said turning movement, can be laterally engaged one behind the other.
  • the coupling parts at the third edge and the fourth edge are configured such that said turning movement can be performed while the panel, which is being turned, is moved with its fourth corner point along, more particularly in contact with, the fourth edge of the other panel.
  • the coupling parts are configured such that the aforementioned turning movement can be performed while the panel to be turned is situated with its first corner point in the proximity of the prolongation of the first edge of the other panel, preferably not farther than 5 cm from this prolongation, and still better not farther than 2 cm of this prolongation, and still better with the first corner point in said prolongation.
  • said locking parts are made as guide-forming parts, which, as a result of the aforementioned turning movement, bring the panels from a first condition into a second condition, wherein this second condition is the condition wherein both panels are situated with their first edges in each other's prolongation, and wherein the floor panels in the second condition are coupled together more closingly and/or narrower than in the first condition.
  • the invention relates to a panel for forming a covering
  • this panel is rectangular, thus, oblong or square;
  • this panel comprises a first pair of opposite edges, which define a first edge and a second edge at the panel;
  • this panel comprises a second pair of opposite edges, which define a third and a fourth edge at the panel, which extend transverse to the first and the second edge;
  • first and fourth edge, the fourth and second edge, the second and third edge and the third and first edge, respectively, define a first, second, third and fourth corner point at the panel;
  • the panel at least at the third and fourth edge, is provided with coupling parts allowing that two of such panels can be coupled to each other at these edges, wherein these coupling parts form a first locking system, by which coupled panels are prevented to get out of each other according to a direction perpendicular to their plane, and form a second locking system, which provides for a mutual locking according to a direction perpendicular to the respective edges and in the plane of the panels, with locking parts which prevent the drifting apart of the panels according to the last-mentioned direction;
  • the coupling parts at the second pair of opposite edges allow a mutual displacement of the panels over at least a well-defined length substantially in the longitudinal direction of these edges, wherein said locking parts function as guide-forming parts which, as a result of said displacement, bring the panels from a first condition into a second condition, wherein the floor panels in the second condition are coupled to each other more closingly and/or more closely than in the first condition,
  • the coupling parts are configured such that two of such panels can be coupled to each other by means of at least a turning movement of the one panel in respect to the other, wherein the one panel is turned substantially within the plane of the other panel, more particularly, thus, in the plane of the covering, such by means of a turning movement which is performed substantially around the first corner point of the panel to be coupled, wherein this first corner point is situated in the proximity of the prolongation of the first edge of the preceding panel.
  • the coupling parts, more particularly the guide-forming parts, at the third edge and the fourth edge are configured such that the aforementioned turning movement can be performed while the panel, which is being turned, is moved with its fourth corner point along, more particularly in contact with, the fourth edge of the other panel.
  • the coupling parts are configured such that said turning movement can be performed while the panel to be turned is situated with its first corner point in the proximity of the prolongation of the first edge of the other panel, preferably not farther away from this prolongation than 5 cm, and still better not farther away from this prolongation than 2 cm, and still better with the first corner point in the aforementioned prolongation.
  • it relates to a panel for forming a covering
  • this panel is rectangular, thus, oblong or square;
  • this panel comprises a first pair of opposite edges, which define a first edge and a second edge at the panel;
  • this panel comprises a second pair of opposite edges, which define a third and a fourth edge at the panel, which extend transverse to the first and the second edge;
  • first and fourth edge, the fourth and second edge, the second and third edge and the third and first edge, respectively, define a first, second, third and fourth corner point at the panel;
  • the panel at least at the third and fourth edge, is provided with coupling parts allowing that two of such panels can be coupled to each other at these edges, wherein these coupling parts form a first locking system, by which coupled panels are prevented to get out of each other according to a direction perpendicular to their plane, and form a second locking system, which provides for a mutual locking according to a direction perpendicular to the respective edges and in the plane of the panels, with locking parts which prevent the drifting apart of the panels according to the last-mentioned direction;
  • the coupling parts at the second pair of opposite edges allow a mutual displacement of the panels over at least a well-defined length substantially in the longitudinal direction of these edges, wherein said locking parts function as guide-forming parts which, as a result of said displacement, bring the panels from a first condition into a second condition, wherein the floor panels in the second condition are coupled to each other more closingly and/or narrower than in the first condition;
  • said coupling parts at the third edge and fourth edge are configured such that a new panel to be installed can be engaged with the pertaining locking part of the third edge, via a movement perpendicular to the plane of the panel, behind the locking part of the fourth edge of a preceding panel, more particularly can be provided freely there behind, and such in a position wherein the new panel with its third edge, at least for half of its length, overlaps the length of the fourth edge of the preceding panel.
  • the panel is characterized in that the coupling parts at the third and fourth edge, more particularly the locking parts, at the third and fourth edge are configured such that a new panel to be installed, from said position, by means of a turning movement substantially in the same plane as the preceding panel, further can be coupled to this preceding panel.
  • the coupling parts at the third and fourth edge, more particularly the aforementioned locking parts, at the third edge and the fourth edge are configured such that said turning movement can be performed while the panel, which is being turned, is moved with its fourth corner point along, more particularly in contact with, the fourth edge of the other panel.
  • the panel is characterized in that the coupling parts at the third and fourth edge, more particularly the aforementioned locking parts, are configured such that said turning movement can be performed while the panel to be turned is situated with its first corner point in the proximity of the prolongation of the first edge of the other panel, preferably at no more than 5 cm from this prolongation, and still better at no more than 2 cm from this prolongation, and still better with the first corner point in said prolongation.
  • the invention relates to a panel for forming a covering
  • this panel is rectangular, thus, oblong or square;
  • this panel comprises a first pair of opposite edges, which define a first edge and a second edge at the panel;
  • this panel comprises a second pair of opposite edges, which define a third and a fourth edge at the panel, which extend transverse to the first and the second edge;
  • first and fourth edge, the fourth and second edge, the second and third edge and the third and first edge, respectively, define a first, second, third and fourth corner point at the panel;
  • the panel at least at the third and fourth edge, is provided with coupling parts allowing that two of such panels can be coupled to each other at these edges, wherein these coupling parts form a first locking system, by which coupled panels are prevented to get out of each other according to a direction perpendicular to their plane, and form a second locking system, which provides for a mutual locking according to a direction perpendicular to the respective edges and in the plane of the panels, with locking parts which prevent the drifting apart of the panels according to the last-mentioned direction;
  • the second locking system at the third and fourth edge is actively present only over a portion of the length of these edges, as it is absent from the fourth, respectively the third edge, over a distance starting from the second, respectively the third corner point, in other words, is not active, for example, because one or both of the locking parts are absent.
  • such panel is characterized in that said coupling parts are realized in the form of a tongue and groove, wherein the tongue is provided at the third edge, whereas the groove is situated at the fourth edge, wherein the groove is bordered by an upper lip and a lower lip, of which the lower lip extends up to beyond the upper lip, wherein one of the aforementioned locking parts is situated at said lower lip, wherein this locking part extends only over a portion of the length of the edge concerned.
  • the fourth aspect must be seen in particular in combination with panels allowing that such panel, as aforementioned, can be coupled to another panel via a turning movement in the plane of this other panel.
  • the invention relates to a panel for forming a covering
  • this panel is rectangular, thus, oblong or square;
  • this panel comprises a first pair of opposite edges, which define a first edge and a second edge at the panel;
  • this panel comprises a second pair of opposite edges, which define a third and a fourth edge at the panel, which extend transverse to the first and the second edge;
  • first and fourth edge, the fourth and second edge, the second and third edge and the third and first edge, respectively, define a first, second, third and fourth corner point at the panel;
  • the panel at least at the third and fourth edge, is provided with coupling parts allowing that two of such panels can be coupled to each other at these edges, wherein these coupling parts form a first locking system, by which coupled panels are prevented to get out of each other according to a direction perpendicular to their plane, and form a second locking system, which provides for a mutual locking according to a direction perpendicular to the respective edges and in the plane of the panels, with locking parts, which prevent the drifting apart of the panels according to the last-mentioned direction;
  • the coupling parts at the second pair of opposite edges allow a mutual displacement of the panels over at least a well-defined length substantially in the longitudinal direction of these edges, wherein said locking parts function as guide-forming parts, which, as a result of said displacement, bring the panels from a first condition into a second condition, wherein the floor panels in the second condition are coupled to each other more closingly and/or narrower than in the first condition;
  • said coupling parts are configured such that two of such panels can be coupled to each other by means of a turning movement of the one panel in respect to the other, wherein the one panel is turned substantially within the plane of the other panel, more particularly, thus, in the plane of the covering, and that at least one of the locking parts at the third or fourth edge of the panel laterally gives out in the course of the edge.
  • such panel is characterized in that said coupling parts are realized in the form of a tongue and groove, wherein the tongue is provided at the third edge, whereas the groove is provided at the fourth edge, wherein the groove is bordered by an upper lip and a lower lip, of which the lower lip extends up to beyond the upper lip, wherein one of the aforementioned locking parts is situated at said lower lip, wherein this locking part functions as a guide-forming portion and this guide-forming portion laterally gives out in the fourth edge.
  • this locking part functions as a guide-forming portion and this guide-forming portion laterally gives out in the fourth edge.
  • this panel is rectangular, thus, oblong or square;
  • this panel comprises a first pair of opposite edges, which define a first edge and a second edge at the panel;
  • this panel comprises a second pair of opposite edges, which define a third and a fourth edge at the panel, which extend transverse to the first and the second edge;
  • first and fourth edge, the fourth and second edge, the second and third edge and the third and first edge, respectively, define a first, second, third and fourth corner point at the panel;
  • the panel at least at the third and fourth edge, is provided with coupling parts allowing that two of such panels can be coupled to each other at these edges, wherein these coupling parts form a first locking system, by which coupled panels are prevented to get out of each other according to a direction perpendicular to their plane, and form a second locking system, which provides for a mutual locking according to a direction perpendicular to the respective edges and in the plane of the panels, with locking parts, which prevent the drifting apart of the panels according to the last-mentioned direction;
  • the coupling parts at the second pair of opposite edges allow a mutual displacement of the panels over at least a well-defined length substantially in the longitudinal direction of these edges, wherein said locking parts function as guide-forming parts, which, as a result of said displacement, bring the panels from a first condition into a second condition, wherein the floor panels in the second condition are coupled to each other more closingly and/or narrower than in the first condition;
  • panels which are realized according to all aforementioned aspects also may show one or more of the following additional characteristics:
  • At least one of the aforementioned locking parts comprises a portion which is substantially parallel to the third or fourth edge;
  • the coupling parts at the third or fourth edge are configured such that initially, they fit into each other with a play, however, when turning the one panel into the other, finally a play-free coupling is obtained;
  • the coupling parts at the third and fourth edge are realized in the form of a tongue and groove, wherein the groove is bordered by a lower lip and an upper lip, wherein the locking parts are situated a the upper side of the lower lip and the bottom side of the tongue, respectively;
  • locking parts form mutually cooperating locking surfaces, wherein the locking surfaces of the lower lip is situated at least partially and preferably entirely beyond the distal extremity of the upper lip;
  • the coupling parts at the third and fourth edges can be engaged one behind the other by means of a vertical or substantially vertical movement, such in a position in which the one panel still is turned in respect to the other, after which by turning the one panel in respect to the other, a locking is obtained in a direction perpendicular to the plane of the panels;
  • the coupling parts at the third and fourth edges are configured such that they allow connecting two of these panels to each other by snapping them into each other, preferably by shifting one panel substantially in the same plane as the other panel towards this other panel, and/or by turning them laterally into each other, by presenting the one panel, starting from a position wherein it is turned out of the plane of the other panel, with its third edge along the fourth edge of the other panel and by subsequently turning it into the plane of the other panel;
  • coupling parts which form at least a first locking system, by which coupled panels are prevented to get out of each other according to a direction perpendicular to their plane;
  • the coupling parts at the first pair of opposite edges also form a second locking system, which provides for a mutual locking according to a direction perpendicular to the respective edges and in the plane of the panels, with locking parts, which prevent the drifting apart of the panels according to the last-mentioned direction;
  • the coupling parts a the first pair of opposite edges are formed as straight- running profiles, which extend in a parallel manner along the respective edges;
  • the coupling parts at the first pair of opposite edges are performed in the form of a tongue and groove, which are provided with said locking parts, wherein the tongue and the groove are made such that, when two of such panels are moved with their first and second edges towards each other in the same plane, the tongue automatically ends up at least partially in the groove, more particularly the tip of the tongue automatically ends up under a lip which borders the upper side of the groove;
  • the groove is situated at the second edge and the tongue at the first, whereas also the coupling parts at the third and fourth edge substantially are made as a tongue and groove, of which the tongue is situated at the third edge and the groove is situated at the fourth edge;
  • said groove pertaining to the first pair of opposite edges is bordered by an upper lip and a lower lip, wherein the lower lip extends laterally up to beyond the upper lip;
  • the groove mentioned in the preceding paragraph is provided with a locking part in the form of a locking surface, which is at least partially situated in the part of the lower lip which laterally is situated beyond the upper lip;
  • the coupling parts at the first and second edges are configured such that they allow connecting two of these panels to each other by snapping them into each other, preferably by shifting one panel substantially in the same plane as the other panel towards this other panel, and/or by turning them laterally into each other, by presenting the one panel, starting from a position wherein it is turned out of the plane of the other panel, with its first edge along the second edge of the other panel and by subsequently turning it into the plane of the other panel;
  • the coupling parts at least at the third and fourth edges, and preferably at all four edges of the panel, are provided in the panel in one piece, and preferably consist of profiles milled into the edge;
  • the invention relates to a new installation technique for mutually coupling panels to form a covering.
  • this covering is composed of a plurality of panels, with the characteristic that for this purpose, panels are applied which, at two or more edges, are provided with coupling parts allowing that such panels can be coupled to each other at these edges, wherein these coupling parts form a first locking system, by which coupled panels are prevented to get out of each other according to a direction perpendicular to their plane, and form a second locking system, which provides for a mutual locking according to a direction perpendicular to the respective edges and in the plane of the panels, with locking parts, which prevent the drifting apart of the panels according to the last-mentioned direction, and wherein the coupling parts of at least two edges are configured such that two of such panels can be coupled to each other by means of said coupling parts, by means of a turning movement of the one panel in respect to the other,
  • the method further is characterized in that to this aim, panels are applied which are rectangular, thus, oblong or square; which comprise a first pair of opposite edges, which define a first edge and a second edge at such panel; which comprise a second pair of opposite edges, which define a third and a fourth edge at such panel, which extend transverse to the first and the second edge; wherein the first and fourth edge, the fourth and second edge, the second and third edge and the third and first edge, respectively, define a first, second, third and fourth corner point at the panel; and wherein such panel, at least at the third and fourth edge, is provided with said coupling parts allowing that two of such panels can be coupled to each other by means of said turning movement of the one panel in respect to the other, wherein, when coupling a panel with its third edge to the fourth edge of another panel, this then is realized by displacing the first panel with its third edge along the fourth edge of the other panel during said turning movement.
  • panels are applied which are rectangular, thus, oblong or square; which comprise
  • the panels are installed in successive rows, wherein the panels, which are intended for being surrounded by other panels, are coupled with their first edge to a preceding row of panels, are coupled with their second edge to a following row of panels, are coupled with their third edge to a preceding panel in the same row, and at their fourth edge are coupled to a following panel in the same row;
  • this panel when performing said turning movement by means of one of the aforementioned panels, this panel is maintained with its corner point in contact with the second edge of a panel situated in the preceding row, such that this edge, during performing the turning movement, functions as a support point for the corner point;
  • coupling parts are applied in the form of a tongue and groove, which are provided with said locking parts, wherein the tongue and the groove are realized such that, when two of such panels are moved with their first and second edges towards each other in the same plane, the tongue automatically ends up at least partially in the groove, more particularly the tip of the tongue automatically ends up under a lip which borders the upper side of the groove;
  • the invention relates to a method for manufacturing panels, by which a technique is provided allowing to realize panels, the locking parts of which do not extend parallel to the upper edge, in an optimum manner.
  • a method for manufacturing panels wherein these panels, at least at two opposite edges, are provided with coupling parts allowing to couple two of such panels to each other at these edges, wherein these coupling parts form a first locking system, by which coupled panels are prevented to get out of each other according to a direction perpendicular to their plane, and form a second locking system, which provides for a mutual locking according to a direction perpendicular to the respective edges and in the plane of the panels, with locking parts which prevent the drifting apart of the panels according to the last-mentioned direction; wherein the coupling parts at these edges allow a mutual displacement of the panels over at least a well-defined length substantially in the longitudinal direction of these edges, wherein the aforementioned locking parts function as guide-forming parts, which, as a result of said displacement
  • said angle is kept substantially constant.
  • the cutting line of the plane in which the milling cutter rotates, and the plane of the panel corresponds or approximately corresponds to an average inclination of the guide-forming part.
  • a guide-forming part is formed with a course which deviates from a straight line, and said angle, during milling of a guide- forming part, is continuously adapted in function of said course.
  • the invention also relates to panels which are manufactured according to the above-mentioned method.
  • Figure 1 schematically and in plan view represents a covering with panels according to the invention, more particularly a floor covering;
  • Figure 2 at a larger scale, represents the part indicated by F2 in figure 1 ;
  • Figure 3 at a larger scale, represents the part indicated by F3 in figure 2, for a still further turned condition of the panel to be installed;
  • Figure 4 in perspective view represents a plan view of the edge of the panel indicated by F4 in figure 2;
  • Figure 5 in perspective view represents a view onto the bottom side of the panel at the edge indicated by F5 in figure 2, wherein the panel is represented upside down;
  • Figures 6, 7 and 8, at a larger scale, represent cross-sections according to lines VI-VI, VII-VII and VIII-VIII, respectively, in figure 3;
  • Figure 9 represents a cross-section according to line IX-IX in figure 6;
  • Figures 10 und 11 represent cross-sections similar to those of figure 6, however, for other mutual positions of the respective edges;
  • Figure 12 at a larger scale, represents a cross-section according to line XII-XII in figure 2;
  • Figures 13 to 16 illustrate schematically and in different steps how a panel according to the method of the invention can be installed
  • Figure 17 at a larger scale, represents a cross-section according to line XVII-XVII in figure 16;
  • Figure 18 represents the same view as in figure 17, however, for another mutual position of the panels
  • Figure 19 represents a view analogous to that from figure 9, however, for a completely coupled condition
  • Figure 20 represents a cross-section according to line XX-XX in figure 19;
  • Figure 21 for a variant, represents a cross-section as in figure 7, however, for a starting position of a new panel to be inserted;
  • FIGS 22 to 25 highly schematized, represent two coupled panels, for different embodiments
  • Figure 27 schematically represents a particular embodiment of a panel according to the invention.
  • Figures 28 to 31 represent how a panel according to the invention can be manufactured
  • Figure 32 represents a view according to arrow F32 in figure 29, perpendicular to the plane of the panel.
  • panels 1 are represented which can be coupled together to a covering 2 in the form of a floor covering.
  • Such panel 1 is rectangular and comprises a first pair of opposite edges 3, which define a first edge 4 and a second edge 5 at the panel, as well as a second pair of opposite edges 6, which define a third edge 7 and a fourth edge 8 at the panel, which extend transverse to the first and the second edge.
  • the first and fourth edge, the fourth and second edge, the second and third edge and the third and first edge respectively form a first corner point 9, a second corner point 10, a third corner point 11 and a fourth corner point 12.
  • the panel 1 at the third edge 7 and fourth edge 8 is provided with coupling parts 13 and 14, which allow to couple two of such panels 1 at these edges 7-8 to each other, wherein these coupling parts form a first locking system 15, by which coupled panels 1 are prevented to get out of each other according to a direction R1 perpendicular to their plane, and form a second locking system 16, which provides for a mutual locking according to a direction R2 perpendicular to the respective edges 3-4 and in the plane of the panels 1.
  • the coupling parts 13-14 preferably comprise a tongue and groove connection with a tongue 17 and a groove 18, as well as locking parts 19-20.
  • the tongue 17 and the groove 18 form the locking system 15, which yields the locking according to the direction R1.
  • the groove preferably is bordered by an upper lip 21 and a lower lip 22, which extends up to beyond the upper lip 21 , in other words, protrudes beyond it.
  • the locking parts 19 and 20 together with the fact that the upper edges 23-24 of the panels then also rest against each other, form a locking according to the aforementioned direction R2.
  • the locking parts 19-20 consist of portions engaging one behind the other, which are provided with corresponding contact surfaces, more particularly locking surfaces, 25 and 26, such that the drifting apart of the panels according to the direction R2 is prevented.
  • one of the locking parts, in this case 20, preferably is situated at the upper side of the lower lip 22, whereas the other locking part 19 is situated at the bottom side of the tongue.
  • the contact surfaces 25 and 26 are situated at least partially, or, such as here, preferably entirely in the portion of the lower lip 22 situated beyond the distal extremity of the upper lip 21.
  • the coupling parts 13-14 at the third edge 7 and the fourth edge 8 are configured such that two of such panels 1 can be coupled to each other at these edges 7-8 by means of a turning movement of the one panel 1 in respect to the other, wherein the one panel, which comprises the third edge 7 to be coupled, is turned substantially within the plane of the other panel, more particularly, thus, in the plane of the covering 2, and in such a manner that it moves with its third edge 7, globally seen, along the fourth edge 8 of the other panel.
  • Said turning movement is indicated, amongst others, in the figures 1 to 3 by arrow W.
  • the coupling parts 13-14 herein are configured such that the turning movement W can be performed at least from in a well-defined turned position of the one panel, thus, the panel to be installed, in respect to the other, already installed panel, up to an end position, wherein the first edges 4 of both panels are situated in each other's prolongation or are situated substantially parallel and hardly out of each other.
  • the aforementioned "one panel” and the aforementioned “other panel”, apart from the reference 1 again additionally are indicated with references 1A and 1 B.
  • the aforementioned configuration of the coupling parts 13-14 in particular is connected to the configuration of the locking parts 19 and 20, which to this aim preferably each have a particular course which is not parallel to the actual straight edges, more particularly upper edges 23-24 of the respective panels 1.
  • said locking parts 19-20, and in particular the contact or locking surfaces 25-26 are made as parts which engage one behind the other and which, by means of said turning movement W, can be laterally engaged one behind the other.
  • laterally in this case is meant that the one locking part 19, starting from one extremity, is shifted behind the other extremity 20, as can be seen in figure 9.
  • the coupling parts 13-14 at the third edge 7 and the fourth edge 8 are configured such that said turning movement W can be performed while the panel 1A, which is being turned, is moved with its fourth corner point 12 along, more particularly in contact with, the fourth edge 8 of the other panel 1 B, as systematically represented by the two different positions in figure 1.
  • the coupling parts 19-20 also are configured such that the aforementioned turning movement can be performed while the panel 1 A to be turned is situated with its first corner point 9, which then serves as a center of rotation, in the proximity of the prolongation of the first edge 4 of the other panel 1 B, preferably not farther than 5 cm from this prolongation, and still better not farther than 2 cm of this prolongation, and still better with the first corner point 9 in said prolongation, such as illustrated in figures 1 and 2.
  • the turning movement W not necessarily a circular rotation must be understood. In fact, the turning movement can be combined with other movements. It is so that, when the panel 1A is kept with its fourth corner point 12 in contact with the fourth edge 8 of the panel 1 B during turning in, the rotation point or center of rotation C shifts somewhat and the turning movement thus is combined with a translation movement.
  • the represented example also illustrates that the locking parts 19-20 are performed as guide-forming parts, which, as a result of the aforementioned turning movement, bring the panels from a first condition into a second condition, wherein this second condition is the condition wherein both panels are situated with their first edges 4 in each other's prolongation, and wherein the floor panels in the second condition are coupled together more closingly and/or narrower than in the first condition.
  • this second condition is the condition wherein both panels are situated with their first edges 4 in each other's prolongation, and wherein the floor panels in the second condition are coupled together more closingly and/or narrower than in the first condition.
  • the panels anyhow are open at their upper edges 23-24, whereas they assume a closed position in the second condition.
  • play can be present in the coupling in a first position, which is also the case in the represented embodiment, whereas in the second position or, thus, end position, there is no play. Such play allows a smooth turning into each other of the panels by means of the turning movement W.
  • the herein above-described embodiment also forms an example of the fourth aspect of the invention, in that the second locking system, in this case, thus, the locking system providing for a horizontal locking, at the third and fourth edge is actively present only over a portion of the length of these edges 7-8 and is absent from the third, respectively the fourth edge, over a distance starting from the second, respectively the third corner point.
  • the locking part 20 does not exist over the distance D1 and thus no locking is obtained there.
  • the locking part 20 in the represented example gives out laterally in the course of the fourth edge 8, such in accordance with the fifth aspect of the invention.
  • the locking parts 19-20 are performed as guide-forming parts having a course with a gradually altering inclination degree, and such over a distance D2 which is at least 1 ⁇ 4 of the length of the respective edge 7, 8, respectively.
  • the indicated distance respectively D2 is the one pertaining to the fourth edge 18. In other words, this means that the locking parts do not extend according to a straight line, but according to a curved line.
  • figures 4, 5 and 9 also show that the aforementioned locking parts 19-20 in respect to the course of the actual edge, more particularly upper edge 23, 24, respectively, of the panel, have an inclination S, which, over the major part of these guide-forming parts 19-20, deviates less than 20 degrees and still better less than 10 degrees from the direction according to which said upper edges 23-24 extend.
  • This inclination S changes and diminishes in the direction of the first edge 4 and preferably becomes zero at this first edge 4.
  • the locking parts 19 and 20 are made arcuate, and more particularly circularly arcuate, over their entire length.
  • the magnitude of the radius R of this arc preferably is 0.5 to 1.25 times the length of the panel. In the example, the magnitude of the radius R is precisely equal to the length of the panel 1.
  • the center of the arcuate shape is situated on the pertaining first edge 4 or on the prolongation thereof.
  • the invention is in particular suitable for oblong panels, as the radius R then is relatively large. Said third edge 7 and fourth edge 8 then form the short sides of the panels 1.
  • Figure 10 represents that the coupling parts 13-14 at the third edge 7 and fourth edge 8 preferably also are configured such that, when a panel 1 is pushed with its tongue 17 towards the groove 18 of another panel, this tongue 17 automatically is placed with its upper side 27 underneath the bottom side 28 of the upper lip 21.
  • the configuration allows to connect two of such panels 1 to each other by snapping them into each other, preferably by pushing one panel towards the other panel substantially in the same plane as this other panel.
  • the configuration of the coupling parts 13-14, and more particularly of the locking parts 19-20 also is such that two of such panels 1 can be coupled to each other by turning them laterally into each other, by presenting the one panel, starting from a position wherein it is turned out of the plane of the other panel, with its third edge 7 along the fourth edge 8 of the other panel 1 and by subsequently turning it into the plane of the other panel, such as illustrated in figure 11.
  • coupling parts 29- 30 are present which form a first locking system 31 , by which coupled panels are prevented to get out of each other according to a direction perpendicular to their plane, as well as a second locking system 32, which provides for a mutual locking according to a direction perpendicular to the respective edges and in the plane of the panels, with locking parts 33-34, which prevent the drifting apart of the panels according to the last-mentioned direction.
  • These coupling parts 29-30 are formed as straight-running profiles, which extend in a parallel manner along the respective edges 4 and 5.
  • the groove is bordered by an upper lip 39 and a lower lip 40, wherein the lower lip 40 extends laterally up to beyond the upper lip 39.
  • the aforementioned contact surface 38 preferably is situated at least partially in the portion of the lower lip which is situated laterally beyond the upper lip, and still better, as represented, is situated entirely in that portion.
  • the tongue 35 and the groove 36 are made such that, when two of such panels are moved with their first and second edges towards each other in the same plane, the tongue automatically ends up at least partially in the groove, more particularly the upper side 41 of the tip of the tongue automatically is placed under the bottom side 42 of the upper lip 39.
  • the coupling parts at the first and second edges 4-5 are also configured such that they allow connecting two of these panels to each other by snapping them into each other, preferably by shifting one panel substantially in the same plane as the other panel towards this other panel, and/or by turning them laterally into each other, by presenting the one panel, starting from a position wherein it is turned out of the plane of the other panel, with its first edge along the second edge of the other panel and by subsequently turning it into the plane of the other panel.
  • the coupling parts at least at the third and fourth edges 7-8, and preferably at all four edges 4-5-7-8 of the panel 1 are provided in the panel in one piece, and preferably consist of profiles milled into the edge.
  • the panel 1A is presented in turned position to the other panels 1-1 B, with the first corner point 9 in contact with the preceding row of panels 1 and with the fourth corner point 12 against the short side, more particularly the fourth edge 8 of the panel 1 B.
  • the tip of the tongue is positioned underneath the upper lip, such as illustrated in solid line in figure 12.
  • the aforementioned locking parts 19 and 20 are brought behind each other.
  • Figures 19 and 20 also show the coupled condition at the coupled edges 7 and 8.
  • FIG 21 a particular embodiment is represented, wherein the coupling parts 13-14 at the third and fourth edge are configured such that a new panel 1A to be installed can be engaged with the pertaining locking part of the third edge, via a movement M perpendicular to the plane of the panel, behind the locking part 20 of the fourth edge of a preceding panel 1 B, whereas the panel 1A is situated in the initially turned position in respect to panel 1 B.
  • This allows initially putting down a panel 1A with the tongue 17 simply onto the lower lip 22, without having to insert the tongue 17 already under the upper lip 21 of the groove 18, after which the tongue 17, when performing said turning movement W, then automatically will be drawn into the groove 18, more particularly under the upper lip 21 , as a result of the particular course of the locking portions 19 and 20.
  • the course of the locking parts 19 and 20 in the most preferred embodiment is situated within a certain zone.
  • This zone is represented in figure 22 by the hatched part 46.
  • This preferred zone is fixedly determined in function of the dimensions of the panel 1A.
  • the radius A corresponds to the distance from the first corner point 9 up to the starting point 47 of the course of the locking parts 19 and 20 at the location of the first edge 1.
  • the zone 46 is bordered by a straight line 48 and a circular arc 49.
  • the straight line 48 is obtained by drawing a circular arc 50 with a radius R/2 through the starting point 47, with the center situated on the first edge 1 , and subsequently connecting the starting point 47 with a straight line to the point 51 where the arc 50 leaves the lower lip.
  • the circular arc 49 is obtained by drawing a circle with a radius R starting from the starting point 47, the center of which is situated on the corner point 9.
  • the starting point 47 is positioned at the edge 1 as much as possible inwards in the groove 18, in other words, in fact on the part of the lower lip 22 which extends up to beyond the upper lip 21 , however, as close as possible to the distal extremity of the upper lip. According to a particular embodiment, it is even not excluded to localize the starting point underneath the upper lip.
  • the real position depends on the applied tools, more particularly milling cutters, and on the desired profile.
  • the locking parts 19 and 20 can be realized according to a plurality of variants.
  • Figures 23 to 25, in a strongly schematized manner, show a number of variants, wherein the line 52 respectively represents the location where the contact surfaces 25-26 cooperate with each other. In figure 23, this is a straight line.
  • Figure 26 represents a variant, which illustrates that a plurality of locking parts 19A-19B and 20A-20B can be applied one behind the other, which then each individually have, for example, an arcuate course.
  • said angle A is adjusted such that the cutting line of the plane in which the milling cutter rotates and the plane of the panel 1 corresponds or almost corresponds to an average inclination of the guide- forming locking part 20. It is clear that such angle adjustment can also be applied for the milling cutter 55.
  • the idea of applying a milling cutter of which the axis, more particularly the axis of rotation, according to a view perpendicular to the panel, forms an angle with the actual edge of the panel which differs from 90 degrees, for manufacturing a part, more particularly a locking part, of a coupling profile which does not extend parallel to the actual edge of the panel also forms an invention and this inventive idea thus is not limited to panels as described herein above. It is noted that the invention also relates to embodiments wherein the abovementioned turning movement is only a part of the entire movement with which a panel 1A is coupled to a panel 1B.
  • Very short rectilinear movements for example, at the end of a turning movement, can be seen as a part of the turning movement.
  • Such small rectilinear movement occurs, for example, between the positions represented in the figures 15 and 16.
  • a panel according to the invention can also be realized by providing, at said fourth edge 8, a locking part 20 which is only present over a small distance L, such as schematically represented in figure 27, whereas the locking part 19, which is not represented here, can extend parallel over the entire third edge 7. Due to the small length L, as well as due to the fact that most materials are somewhat deformable, the continuous locking part 19 in fact can be turned up to behind the short locking part 20 without a problem by means of said turning movement W.
  • the advantage thereof is that the locking part 20 can be made rectilinear and parallel to the upper edge 24.
  • milling cutters 54 and 56 With the milling cutters 54 and 56, the global tongue and groove shape is realized. With these milling cutters, profiles are drawn which are situated parallel to the actual edges of the panels. With the milling cutters 55 and 57, the locking parts 19 and 20 are formed. These milling cutters are displaced axially, or anyhow at least axially, during each milling cycle of a panel. This axial displacement is represented exemplarily for the milling cutter 55 schematically by arrow 58 in the view of figure 32 and is performed by displacing the respective milling cutter together with the drive motor 59, by means of a not represented controllable drive mechanism.
  • the milling cutter and the panel perform a relative movement V, wherein the axis 60 of the milling cutter 57, according to a view on top of the panel, during the major part of the milling process for forming the guide- forming locking part 20, forms an angle A with the direction of the actual edge of the panel which deviates from 90 degrees.
  • deviating angle amongst others, undercut effects can be minimized.
  • This angle A preferably is kept substantially constant.
  • a “locking part” more particularly 19 and 20
  • a part has to be understood which, over at least part of its length in at least one mutual position of the panels, provides a locking in the direction R2.
  • the term “locking part” is not restricted to the parts which, in the final coupled condition, come into mutual contact, but also relates to prolonged parts thereof, which possibly exclusively have a guiding function or even have no particular function.
  • the course of the locking parts 19-20 can be realized according to a large number of forms. According to a particular possibility, the course may also be, for example, step-shaped.
  • the respective coupling parts in particular the coupling parts which are engaged one behind the other by means of a turning movement, can be present along the edges of a panel according to different configurations.
  • the configuration can be designed such that each new panel to be installed, in the representation of figure 1 , does not have to be put on the left hand side next to the preceding panel, but on the right hand side thereof, in other words, such that in the represented upper row of figure 1 , the work flow is not from the right to the left, but from the left to the right.
  • one of the main ideas of the invention consists in that the panels, at least at two preferably opposite edges, comprise coupling parts, which allow and also are specifically intended for coupling two of such panels to each other by subjecting at least one of the panels to a rotation substantially in the plane of the covering to be formed, wherein these coupling parts are performed as profiled edge parts, in other words, extend as relatively elongated profile shapes, this latter contrary to the use of hook-shaped elements, such as known, for example, from US 2003/0041542 and US 4.538.392.
  • the use of such hook-shaped elements has the disadvantage that the production of such panels is complicated and expensive.
  • the embodiments which are known from these documents are only suitable for relatively thick panels and are not suitable for relatively thin panels.
  • the panels do not necessarily have to be oblong rectangular. Also, square panels, and even panels with a triangular or pentagonal or polygonal design are possible, wherein coupling parts may be present at more than two edges, which coupling parts allow coupling two or more panels to each other by means of a swiveling movement in the plane of the covering.
  • the coupling parts which can be engaged one behind the other by means of a swiveling movement, thus, for example, the coupling parts 13-14, also can be designed such that they also can be brought into the mutually coupled condition in other manners, thus, additionally to the possibility of the swiveling movement, for example, by turning and/or pushing and snapping and/or via a downward movement of one panel in respect to the other, more particularly according to the push-lock principle.
  • a short tongue or the like at the sides where the panels can be pushed into one another by a swiveling movement, in such a manner that two panels at these sides, at least for certain mutual positions, can be coupled to each other by a swiveling movement as well as by a push-lock movement, at choice of the user.
  • the locking in the plane of the panels then can be realized, for example, by applying a profile course which provides for coupling parts which can be brought behind one another by means of a swiveling movement, whereas for the locking perpendicular to the plane of the panels then, for example, use is made of locking parts, such as shown in DE 20 2008 011 589 U1 or such as described in the European patent application No.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Floor Finish (AREA)
  • Load-Bearing And Curtain Walls (AREA)
  • Finishing Walls (AREA)

Abstract

L'invention porte sur un panneau pour former un revêtement (2), plus particulièrement un revêtement de sol, lequel panneau (1) est rectangulaire, et, par conséquent, oblong ou carré, avec la caractéristique qui est qu'il comporte, au moins en deux bords opposés, des parties d'accouplement (13-14) qui sont configurées de telle sorte que deux de ces panneaux peuvent être accouplés l'un à l'autre par un mouvement tournant (W) d'un panneau (1A) par rapport à l'autre, le premier panneau (1A) étant sensiblement tourné dans le plan de l'autre panneau (1B). L'invention porte de plus sur un procédé dans lequel les panneaux sont mutuellement accouplés l'un à l'autre à l'aide de ce mouvement tournant, ainsi que sur une technique pour fabriquer des panneaux qui comprennent des parties de verrouillage qui ne s'étendent pas parallèlement au bord réel du panneau.
PCT/IB2010/054540 2009-10-09 2010-10-07 Panneau, revêtement composé de ces panneaux, procédé pour installer des panneaux et procédé pour fabriquer des panneaux WO2011042878A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BEBE2009/0616 2009-10-09
BE2009/0616A BE1018949A3 (nl) 2009-10-09 2009-10-09 Paneel, bekleding samengesteld uit dergelijke panelen, werkwijze voor het installeren van panelen en werkwijze voor het vervaardigen van panelen.

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WO2011042878A3 WO2011042878A3 (fr) 2012-07-26

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
WO2015104680A1 (fr) * 2014-01-09 2015-07-16 Flooring Industries Limited, Sarl Panneau de plancher destiné à la formation d'un revêtement de plancher

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Publication number Priority date Publication date Assignee Title
DE102011086846A1 (de) 2011-01-28 2012-08-02 Akzenta Paneele + Profile Gmbh Paneel

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US4538392A (en) 1983-02-09 1985-09-03 Horner Flooring Company Portable sectional flooring system
WO1994026999A1 (fr) 1993-05-10 1994-11-24 Välinge Aluminium AB Systeme d'assemblage de panneaux de construction
WO1997047834A1 (fr) 1996-06-11 1997-12-18 Unilin Beheer B.V. Revetement de sol compose de panneaux de plancher durs et procede de fabrication de ces panneaux de plancher
EP0901585A1 (fr) 1996-06-01 1999-03-17 ZF FRIEDRICHSHAFEN Aktiengesellschaft Procede de regulation d'une transmission a changement de vitesses continu
WO2001027410A1 (fr) 1999-10-12 2001-04-19 Junckers Industrier A/S Plancher comprenant des planches dotees de fentes adaptees pour recevoir une pluralite d'agrafes assemblant des planches adjacentes
EP1159497A1 (fr) 1999-02-10 2001-12-05 Perstorp Flooring Ab Revetement de sol comportant des elements de plancher en forme de lames, con us pour etre assembles verticalement
EP1276941A1 (fr) 2000-03-31 2003-01-22 Perstorp Flooring Ab Materiau de plancher comprenant des elements de plancher en feuille assembles au moyen d'elements d'assemblage
US20030041542A1 (en) 2001-08-13 2003-03-06 Ron Martin Interlocking floor panels
DE202008011589U1 (de) 2008-09-01 2008-11-27 Akzenta Paneele + Profile Gmbh Fußbodenpaneel aus Kunststoff mit mechanischen Verriegelungskanten

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US5546720A (en) * 1995-03-10 1996-08-20 Color & Design Exhibits Panel assembly system
BE1015223A3 (nl) * 2002-11-25 2004-11-09 Flooring Ind Ltd Vloerpaneel, vloerbedekking hieruit gevormd, werkwijze voor het leggen van dergelijke vloerpanelen en werkwijze voor het vervaardigen ervan.
SI1639215T1 (sl) * 2003-07-02 2011-11-30 Interglarion Ltd Plošče z zapahnilnimi spojnimi profili

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Publication number Priority date Publication date Assignee Title
US4426820A (en) 1979-04-24 1984-01-24 Heinz Terbrack Panel for a composite surface and a method of assembling same
US4538392A (en) 1983-02-09 1985-09-03 Horner Flooring Company Portable sectional flooring system
WO1994026999A1 (fr) 1993-05-10 1994-11-24 Välinge Aluminium AB Systeme d'assemblage de panneaux de construction
EP0901585A1 (fr) 1996-06-01 1999-03-17 ZF FRIEDRICHSHAFEN Aktiengesellschaft Procede de regulation d'une transmission a changement de vitesses continu
WO1997047834A1 (fr) 1996-06-11 1997-12-18 Unilin Beheer B.V. Revetement de sol compose de panneaux de plancher durs et procede de fabrication de ces panneaux de plancher
EP1159497A1 (fr) 1999-02-10 2001-12-05 Perstorp Flooring Ab Revetement de sol comportant des elements de plancher en forme de lames, con us pour etre assembles verticalement
WO2001027410A1 (fr) 1999-10-12 2001-04-19 Junckers Industrier A/S Plancher comprenant des planches dotees de fentes adaptees pour recevoir une pluralite d'agrafes assemblant des planches adjacentes
EP1276941A1 (fr) 2000-03-31 2003-01-22 Perstorp Flooring Ab Materiau de plancher comprenant des elements de plancher en feuille assembles au moyen d'elements d'assemblage
US20030041542A1 (en) 2001-08-13 2003-03-06 Ron Martin Interlocking floor panels
DE202008011589U1 (de) 2008-09-01 2008-11-27 Akzenta Paneele + Profile Gmbh Fußbodenpaneel aus Kunststoff mit mechanischen Verriegelungskanten

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015104680A1 (fr) * 2014-01-09 2015-07-16 Flooring Industries Limited, Sarl Panneau de plancher destiné à la formation d'un revêtement de plancher
US10060140B2 (en) 2014-01-09 2018-08-28 Flooring Industries Limited, Sarl Floor panel for forming a floor covering
US10501944B2 (en) 2014-01-09 2019-12-10 Flooring Industries Limited, Sarl Floor panel for forming a floor covering
US10829940B2 (en) 2014-01-09 2020-11-10 Flooring Industries Limited, Sarl Floor panel for forming a floor covering
EP3748104A1 (fr) * 2014-01-09 2020-12-09 Flooring Industries Limited, SARL Panneau de plancher destiné à la formation d'un revêtement de plancher
US11066837B2 (en) 2014-01-09 2021-07-20 Flooring Industries Limited, Sarl Floor panel for forming a floor covering
US11629508B2 (en) 2014-01-09 2023-04-18 Flooring Industries Limited, Sarl Floor panel for forming a floor covering
US11834846B2 (en) 2014-01-09 2023-12-05 Flooring Industries Limited Sarl Floor panel for forming a floor covering

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BE1018949A3 (nl) 2011-11-08

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