Conduit raceway system and components therefor

Claim 1

IN COMBINATION, A TUBULAR CONDUIT FORMED FROM UNIFORMLY BENDABLE MATERIAL TO PERMIT DIRECTIONAL CHANGES OF SAID CONDUIT WHILE MAINTAINING THE INTERNAL CIRCULAR SHAPE THEROF, AND A DIVIDING STRIP OF GENERALLY FLAT LONGITUDINALLY CONTINUOUS SHAPE IN SAID CONDUIT AND EXTENDING LONGITUDINALLY AND TRANSVERSELY THEREOF TO DIVIDE THE INTERIOR OF SAID CONDUIT INTO SEPARATE PASSAGES, SAID STRIP BEING FORMED FROM READILY BENDABLE DUCTILE METALLIC MATERIAL HAVING A ROTATIONAL AND LONGITUDINAL SLIDING FIT WITHIN SAID CONDUIT AND PROVIDED WITH A LONGITUDINALLY CONTINUOUS SERIES OF TRANSVERSE CORRUGATIONS, SAID CORRUGATIONS BEING OF ADEQUATE DEPTH TO PROVIDE AN EXCESS OF MATERIAL WHICH IN COMBINATION WITH SAID SLIDING FIT ACCOMMODATES LONGITUDINAL EXTENSION OF SAID STRIP DURING BENDING THEREOF WITH SAID CONDUIT AND ROTATIONAL TWISTING THEREOF WITHIN SAID CONDUIT RELATIVE THERETO.