Patent ID: 8516767

Claim:
A joint between floor panels having a first edge and a second edge wherein the first edge is provided with a distal edge and a downwards protruding heel, that the distal edge further is provided with an upper joint edge beneath which a groove is arranged and wherein the second edge is provided with a lower cheek having a distal end at which an upwards protruding lower cheek heel is arranged, that the second edge further is provided with an upper joining edge beneath which an undercut is arranged; and wherein a moveable locking element is arranged in the space created by the undercut, said moveable locking element having a locking tongue, a locking tongue leg and a maneuvering leg, said maneuvering leg comprising proximate and distal edges, said proximate edge connected to said locking leg, and a hinge located between said proximate and distal edges; the hinge causing a cam lock effect on the locking tongue of the movable locking element through the locking tongue leg when the proximate and distal edges of the maneuvering leg are in a substantially coplanar position.