Combination beam and rail

Claim 1

AS AN ARTICLE OF COMMERCE AN INTEGRAL COMPOSITE COMBINATION BEAM AND RAIL HAVING FIRST AND SECOND FLANGE PORTIONS SPACED FROM ONE ANOTHER AND CONNECTED TOGETHER BY A WEB PORTION FOR AN OVERHEAD MATERIAL HANDLING SYSTEM, ADAPTED TO BE SUPPORTED, AND COMPRISING: A FIRST ELONGATED, LOW CARBON STEEL PLATE-LIKE MEMBER HAVING UNINTERRUPTED LONGITUDINAL EDGES AND CONSTITUTING THE PRINCIPAL PART OF SAID WEB PORTION OF SAID COMBINATION BEAM AND RAIL; A SECOND ELONGATED, LOW CARBON STEEL PLATE-LIKE MEMBER CONSTITUTING THE FIRST OF SAID FLANGE PORTIONS OF SAID COMBINATION BEAM AND RAIL; A FIRST CONTINUOUS WELD CONNECTING ONE SIDE OF SAID SECOND PLATELIKE MEMBER ALONG ITS LONGITUDINAL CENTER LINE TO ONE OF SAID UNINTERRUPTED EDGES OF SAID FIRST PLATE-LIKE MEMBER; SAID CONTINUOUS WELD EXTENDING FROM ONE SIDE OF SAID FIRST PLATE-LIKE MEMBER TO THE OTHER; AN ELONGATED TSHAPED HIGH CARBON STEEL RAIL MEMBER HAVING ITS WEB PART COPLANAR WITH SAID FIRST PLATE-LIKE MEMBER, THE FREE EDGES OF ITS PROJECTING FLANGE PARTS BEING UNINTERRUPTED AND ADAPTED TO MOVABLY SUPPORT A CARRIER; AND A SECOND CONTINUOUS WELD CONNECTING THE FREE EDGE OF SAID WEB PART OF SAID T-SHAPED HIGH CARBON STEEL RAIL MEMBER TO THE OTHER SAID UNINTERRUPTED EDGE OF SAID FIRST PLATE-LIKE MEMBER OPPOSITE SAID EDGE OF SAID FIRST PLATE-LIKE MEMBER TO WHICH SAID SECOND PLATE-LIKE MEMBER IS CONNECTED THERETO; SAID SECOND CONTINUOUS WELD EXTENDING FROM ONE SIDE OF SAID ADJOINING EDGES OF SAID WEB PART OF SAID T-SHAPED RAIL MEMBER AND SAID FIRST PLATE-LIKE MEMBER TO THE OTHER; SAID FLANGE PARTS FORMING THE SECOND OF SAID FLANGE PORTIONS OF SAID COMBINATION BEAM AND RAIL MEMBER AND PROJECTING FROM OPPOSITE SIDES OF SAID WEB PORTION OF SAID COMPOSITE BEAM AND RAIL MEMBER LESS THAN SAID FIRST FLANGE PORTION THEREOF PROJECTS FROM SAID WEB PORTION; SAID FIRST AND SECOND CONTINUOUS WELDS HAVING BEEN MADE CONCURRENTLY OR APPROXIMATELY CONCURRENTLY WITH ONE ANOTHER.