Molding fabrication of concrete railroad overpasses

Details Molding fabrication of concrete railroad overpasses Molding fabrication of concrete railroad overpasses

B - Operations, Transporting

28

B

238/116, 25/76

B28B 23/00 (2006.01) E01B 3/28 (2006.01) E01B 9/30 (2006.01)

Patent

CA 1110044

ABSTRACT OF THE DISCLOSURE Apparatus for molding rail ties of the type which include one or more fastening tabs embedded in the concrete, the tabs being of the type having a shoe plate which rests on the tie and a projecting part, the mold having plates, which are preferably removable inserts, for accepting the shoe portion of the tab, and flexible jaws which engage the projecting part of the tab to align it with respect to the mold. -1-

309550

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