Directionally selective lubricating system

Claim 1

A DIRECTIONALLY SELECTIVE LUBRICATING SYSTEM FOR A PLURALITY OF WHEELS OF A RAILROAD TRAIN, SAID SYSTEM INCLUDING A SOURCE OF GREASE UNDER PRESSURE, A GREASE APPLICATOR FOR EACH OF SAID WHEELS, A GREASE DISTRIBUTOR HAVING AN INLET AND AN INLET CONDUIT FOR RECEIVING GREASE FROM SAID SOURCE AND DELIVERING GREASE UNDER PRESSURE FROM SAID SOURCE TO SAID INLET, SAID DISTRIBUTOR INCLUDING A PLURALITY OF SECTORS EACH OF WHICH SECTORS INCLUDES AN ALTERNATE CONDUIT MEANS FOR RECEIVING GREASE UNDER PRESSURE FROM SAID INLET OF SAID DISTRIBUTOR AND CONDUCTING SAID GREASE ALTERNATELY FROM EACH OF A PAIR OF OUTLETS FROM SAID SECTOR TO A PAIR OF APPLICATORS AT A SELECTED PAIR OF SAID WHEELS, SAID DISTRIBUTOR INCLUDING A ROTARY SLIDE VALVE MEANS AND MOTOR MEANS FOR ROTATING SAID SLIDE VALVE MEANS AT A PRESET RATIO WITH THE ROTATION OF SAID WHEELS AND SAID ALTERNATE CONDUIT MEANS OF EACH OF SAID SECTORS OF SAID DISTRIBUTOR INCLUDING A CYLINDER IN EACH SECTOR HAVING A FREE PISTON THEREIN AND SAID ROTARY SLIDE VALVE MEANS DRIVEN BY SAID MOTOR TO CONTROL SAID FREE PISTON IN SAID SECTOR FIRST TO EMIT THE GREASE THEREFROM THROUGH ONE OF SAID GREASE OUTLETS TO ONE OF SAID APPLICATORS OF ONE OF SAID WHEELS WHEN SAID TRAIN IS RUNNING IN ONE DIRECTION AND THEN TO EMIT THE GREASE THEREFROM THROUGH THE OTHER OF SAID GREASE OUTLETS TO THE OTHER OF SAID APPLICATORS OF THE OTHER OF SAID WHEELS WHEN SAID TRAIN AND SAID WHEELS ARE RUNNING IN THE OTHER DIRECTION.