Patent ID: 7322770

Claim:
A joint construction comprising: first and second structural elements with adjacent edges of the first and second structural elements being joined by an elongate joiner element, each structural element includes an outer surface, an inner surface and an edge extending laterally between the outer and inner surfaces, each edge being profiled to form a shoulder spaced from both the outer and inner surfaces, the joint construction including a groove in the outer surface of each structural element said groove being spaced from and extends parallel to the profiled edge, the elongate joiner element includes first and second projections, the first projection being engaged in the groove in the first structural element and the second projection engaged in the groove of the second structural element, the elongate joiner element further including a spine which is located within an area between the profiled edges of the first and second structural elements, a lateral projection projecting from the spine and engaged behind the shoulder relative to the outer surface of the first structural element.