Grinding mill control or the like

Claim 1

IN A GRINDING MILL HAVING A GRINDING DRUM ROTATABLY SUPPORTED BY AT LEAST ONE JOURNAL BEARING, INCLUDING A LOWER HALF PLAIN BEARING IN SUPPORTING RELATION WITH SAID JOURNAL, MEANS TO PROVIDE LUBRICANT TO SAID BEARING AT THE PRESSURE ONE THEREOF TO PROVIDE A RESIDUAL HIGH-PESSURE LUBRICANT SUPPORT FILM IN PRESSURE ZONE IN SUPPORTING RELATION WITH SAID GRINDING DRUM JOURNAL, DRUM LOADING MEANS INCLUDING A CONVEYOR FOR TRANSFERRING MATEIAL TO SAID DRUM FOR GRINDING REDUCTION THEREIN, AND CONTROL MEANS FOR CONTROLLING THE OPERATION OF SAID MILL, THE IMPROVEMENT COMPRISING; PRESSURE SENSING MEANS CONNECTED WITH SAID BEARING PRESSURE ZONE ADJACENT A POSITION OF MAXIMUM FILM PRESSURE, TO SENSE THE STATIC PRESSURE GENERATED BY ROTATION OF SAID JOURNAL ON SAID FILM, AND OUTPUT MEANS CONNECTED SAID PRESSURE SENSING MEANS WITH SAID MILL CONTROL MEANS IN CONTROLLING RELATION THEREWITH, THEREBY OPERATION OF SAID MILL IS CONTROLLED IN ACCORDANCE WITH VARIATION IN THE PRESSURE OF SAID HIGH PRESSURE SUPPORT FILM.