Patent ID: 6171013
Filing Date: 2001-01-09
Classification: F16B,Y10T

Abstract:
A coupling device comprising:a corner strut having folding planes, a connecting plane between said folding planes, and a first plurality of bolt holes formed in the folding planes and the connecting plane;solid coupling stands having a bearing face therewith and a second plurality of bolt holes formed therein; andlateral struts having supporting projections therein;wherein said coupling stands are connected with the said lateral struts having supporting projections therein by inserting a first plurality of bolts into said first plurality of bolt holes and tightening them to flutes of the lateral struts, and then, said coupling stands having said lateral struts connected therewith are combined with said corner strut by connecting said bearing face of said coupling stands with said connecting plane of said corner strut by tightening a second plurality of bolts while said coupling stands are facing the folding planes of the said corner strut.