Improvements in Coke-breaking Machines

1013. Stevenson, S., [trading as Cort & Son, R.]. Jan. 16. Roller mills.-Relates to a coke-breaking machine comprising two rollers made up of series of interengaging toothed discs f, g. The discs f are mounted on a shaft F supported in fixed bearings and driven by wheels C, d from the shaft B. The shaft of the discs g is mounted in a pair of pivoted arms G connected by a cross-bar h and driven from the shaft B at a different speed to the shaft F by wheels c, D, E. The arms are held up by rods m provided with springs o.