Guiding means at a joint

Abstract

A guiding means at a joint comprising groove ( 1 ) and tenon ( 2 ) preferably intended to be joined with glue. The tenon ( 2 ) and/or groove ( 1 ) includes guiding wedges ( 3 ).

1 . A guiding means at a joint comprising groove ( 1 ) and tenon ( 2 ) preferably intended to be joined with glue characterised in that the tenon ( 2 ) and/or groove ( 1 ) includes guiding wedges ( 3 ).  
     
     
         2 . A guiding means according to  claim 1  characterised in that the fitting clearance between the tenon ( 1 ) and the groove ( 2 ) includes a first fitting clearance and a second, guiding, fitting clearance, which second, guiding, fitting clearance is obtained through the guiding wedges ( 3 ), whereby the first fitting clearance comprises the main part of the fit and the second, guiding fitting clearance comprises a smaller part of the fit, that the first fitting clearance is in the range 0.1-1 mm, preferably 0.1-0.5 mm, while the second, guiding, fitting clearance is in the range 0.01-0.2 mm, preferably 0.02-0.1 mm.  
     
     
         3 . A guiding means according to  claim 1  or  2  characterised in that the guiding wedges ( 3 ) are arranged perpendicular to the extension of the joint.  
     
     
         4 . A guiding means according to  claim 1  or  2  characterised in that the guiding wedges ( 3 ) are arranged parallel to the extension of the joint.  
     
     
         5 . A guiding means according to any of the claims  1 - 4  characterised in that the surfaces of the joint is provided with recesses so that cavities ( 4 ) are formed in the joint, which cavities ( 4 ) are intended to receive the glue used during the joining.  
     
     
         6 . A guiding means according to any of the claims  1 - 5  characterised in that the guiding means forms a part of boards intended to, together form a floor, whereby the core of the boards is constituted by a fibre board or a particle board and that at least the upper side of the board is constituted by a decorative thermosetting laminate.