Patent ID: 6382866
Filing Date: 2002-05-07
Classification: F16B

Abstract:
A perpendicular connection, which comprises:a first and second profile rod, each of which having an axis and undercut linear grooves abutting each other at an angle; a connecting bolt having a first end and a second end opposed to said first end, said connecting bolt arranged in the undercut linear groove of said first profile rod and parallel to the axis of said first profile rod; a tenon block arranged in the undercut linear groove of the second profile rod, with the second end of said connecting bolt engaging said tenon block; a head of said connecting bolt at the first end thereof; a spread element in the undercut linear groove of the first profile rod said spread element comprising a spread body with an axial holder bore and a wedge body inserted in said axial holder bore and having a through bore therein for the connecting bolt with the head of said connecting bolt lying against said wedge body; and wherein the spread element, under the effect of axial force generated by the connecting bolt, is spread transverse to the linear groove of the first profile rod and firmly clamped therein.