US 12,331,526 B2
Set of panels
Christian Boo, Kagerod (SE)
Assigned to VÄLINGE INNOVATION AB, Viken (SE)
Filed by Välinge Innovation AB, Viken (SE)
Filed on Sep. 18, 2023, as Appl. No. 18/369,822.
Application 18/369,822 is a continuation of application No. 17/076,445, filed on Oct. 21, 2020, granted, now 11,814,850.
Application 17/076,445 is a continuation of application No. 16/366,173, filed on Mar. 27, 2019, granted, now 10,851,549, issued on Nov. 11, 2020.
Application 16/366,173 is a continuation of application No. 15/404,617, filed on Jan. 12, 2017, granted, now 10,287,777, issued on Apr. 24, 2019.
Claims priority of application No. 1651290-7 (SE), filed on Sep. 30, 2016.
Prior Publication US 2024/0263457 A1, Aug. 8, 2024
Int. Cl. E04F 15/02 (2006.01); E04F 15/10 (2006.01)
CPC E04F 15/02038 (2013.01) [E04F 15/02033 (2013.01); E04F 15/105 (2013.01); E04F 2201/0146 (2013.01); E04F 2201/04 (2013.01); E04F 2201/042 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A set of panels comprising a first panel and a second panel, wherein a first edge of the first panel and a second edge of the second panel are configured to be locked together and assembled by a vertical displacement of the second edge relative the first edge,
wherein the first edge comprises a locking element configured to cooperate with a locking groove at the second edge for locking in a horizontal direction and in a vertical direction,
wherein the first edge comprises a tongue configured to cooperate with a tongue groove at the second edge for locking in the vertical direction,
wherein the tongue groove has an upper lip and a lower lip,
wherein an upper part of the first edge comprises a first guiding surface and a lower edge of the lower lip comprises a second guiding surface, which are configured to cooperate during the vertical displacement,
wherein an upper part of the locking element comprises a third guiding surface and a lower edge of the locking groove comprises a fourth guiding surface, which are configured to cooperate during the vertical displacement,
wherein a tip of the tongue comprises a fifth guiding surface and a tip of a lower lip of the tongue groove comprises a sixth guiding surface, which are configured to cooperate during the vertical displacement,
wherein a first locking surface of the locking element is configured to cooperate with a second locking surface of the locking groove for locking in the horizontal direction,
wherein the first locking surface comprises a first locking angle between the first locking surface and an upper surface of the first panel,
wherein the second locking surface comprises a second locking angle between the second locking surface and an upper surface of the second panel, and
wherein the first locking angle is larger than the second locking angle.