Removable-shelving rack

Claim 1

IN A SHELVING RACK OF THE CHARACTER DESCRIBED, A CORNER CONSTRUCTION COMPRISING THE COMBINATION OF A VERTICALLY DISPOSED POST, A SLEEVE-LIKE MEMBER EMBRACING SAID POST, SAID SLEEVE-LIKE MEMBER HAVING A THREADED HOLE THEREIN HORIZONTALLY DISPOSED, A MALE SCREW MEMBER IN SAID THREADED HOLE ADAPTED AT ITS FRONT END AND IN COMPRESSION TO IMPINGINGLY ENGAGE THE OUTER SURFACE OF SAID POST AND URGE SAID SLEEVE-LIKE MEMBER, AGAINST SAID POST TO FIX THE VERTICAL POSITION OF ONLY SAID SLEEVE-LIKE MEMBER UPON SAID POST, SAID MALE SCREW MEMBER HAVING WRENCHING MEANS AT ITS BACK END, A SHELF HAVING CORNER EDGES ADAPTED TO ENGAGE THE SAID SLEEVE-LIKE MEMBER, A BRACELIKE MEMBER ON SAID SHELF AND DIAGONALLY DISPOSED WITH RESPECT TO SAID SHELF CORNER, AND A NUT-LIKE MEMBER ON THE BACK END OF SAID SCREW MEMBER ADAPTED TO ENGAGE SAID BRACE-LIKE MEMBER AND ADAPTED TO APPLY TENSION UPON THE BACK END OF SAID SCREW MEMBER TO PRESS SAID SHELF CORNER AGAINST SAID SLEEVE-LIKE MEMBER.