Patent ID: 7264416

Claim:
A hollow chambered section system for precision set-ups for gauges, measuring and control instruments, comprising: at least a pair of hollow chambered sections each having a rectangular cross section and a plurality of chambers with open ends formed by outer walls ( 3 ) and inner walls ( 4 ); each of the hollow chambered sections having at least one bore ( 9 , 10 ) on each of the outer walls ( 3 ) and the inner walls ( 4 ) that are coaxial with the bores on any parallel outer wall and any parallel inner wall of the outer and the inner walls; wherein said hollow chambered sections being engaged together by at least one connecting apparatus to form the section system, the connecting apparatus each comprising a cylindrical threaded element ( 15 ) having a threaded hole ( 16 ), a cylindrical guide element ( 13 ) having a through hole ( 14 ), and at least one adapter ( 18 ) having a guide bore ( 21 ) therethrough and a bolt ( 17 ), the threaded element ( 15 ) and the guide element ( 13 ) both having a diameter substantially equal to the bore, wherein the connecting apparatus connects the chambered sections together wherein the adapter is engaged in the open end of a chamber in a first of the chambered sections, the cylindrical threaded element ( 15 ) is engaged in a set of coaxial bores in the first chambered section below the adapter, the guide element ( 13 ) is engaged in a set of coaxial bores in a second of the chambered sections, and the set of coaxial bores in the first chambered section are aligned with that of the second chambered section and the bolt ( 17 ) is extended through the through hole ( 14 ) of the guide element ( 13 ), the guide bore ( 21 ) of the adapter is extended into the threaded hole ( 16 ) of the cylindrical threaded element ( 15 ) and the bolt in the threaded hole has been tightened to draw the connecting apparatus together.