Washing machine

Claim 1

A WASHING APPARATUS OF THE CHARACTER DESCRIBED FOR CONTINUOUSLY WASHING RELATIVELY SLENDER GLASS ARTICLES, SUCH AS LABORATORY GLASSWARE, THAT COMPRISES A SPRAY HEAD HAVING HORIZONTAL AND PARALLEL SPRAY ARMS AND A CONNECTING CONDUIT, A RACK FIXEDLY SUPPORTED IN RELATION TO THE SPRAY HEAD WHEREBY THE ARMS OF THE SPRAY HEAD ARE DISPOSED OVER AND BELOW THE RACK, THE SPRAY HEAD BEING ADAPTED TO SPRAY A CLEANSING MEDIUM BOTH DOWNWARDLY UPON THE GLASS WARE AND UPWARDLY TO IMPINGE UPON THE GLASSWARE FROM BELOW THE RACK, A DRAINAGE RECEPTACLE FOR CATCHING THE CLEANSING MEDIUM, THE RECEPTACLE BEING DOWNWARDLY INCLINED TO A COMMON DISCHARGE POINT, A PUMP DEVICE THAT INCLUDES A CYLINDER, A PISTON SLIDABLE IN THE CYLINDER, A DRAIN CONDUIT LEADING FROM THE RECEPTACLE AND THAT IS DIVIDED ADJACENT ITS END AND CONNECTED WITH THE CYLINDER WHEREBY DRAIN MEDIUM FROM THE RECEPTACLE IS DIRECTED INTO OPPOSITE ENDS OF THE CYLINDER FOR SUBSEQUENT DISCHARGE IN OPPOSITE DIRECTIONS BY THE PISTON, OUTLETS IN OPPOSITE ENDS OF THE CYLINDER, CHECK VALVES DISPOSED IN THE OUTLETS AND THAT ARE OUTWARDLY OPENING, THE DISCHARGE FROM THE OPPOSITE ENDS OF THE CYLINDER BEING CONNECTED TO A CONDUIT THAT HAS COMMUNICATION WITH THE SPRAY HEAD AND WHEREBY THE PISTON ON ITS TRAVEL BACK AND FORTH WILL CONTINOUSLY DISCHARGE ANY ACCUMULATED CLEANSING MEDIUM THAT HAS BEEN DRAINED INTO THE CYLINDER FOR DISCHARGE FROM THE SPRAY HEAD, A HYDRAULIC MOTOR THAT INCLUDES A CYLINDER, A PISTON OPERABLE IN THE CYLINDER, A COMMON PISTON ROD CONNECTED WITH THE HYDRAULIC PISTON AND THE PISTON OF THE PUMP WHEREBY THE PISTONS ARE MOVABLE IN UNISON, HYDRAULIC MEANS FOR MOVING THE SECOND NAMED PISTON IN THE HYDRAULIC MOTOR, VALVE MEANS FOR CONTROLLING THE FLOW OF A HYDRAULIC FLUID TO THE HYDRAULIC MOTOR AND TRIP MECHANISM OPERABLE UNDER THE INFLUENCE OF THE MOVEMENT OF THE SECOND NAMED PISTON FOR TRIPPING THE VALVE AND DIRECTING THE HYDRAULIC MEDIUM ALTERNATELY UPON OPPOSITE SIDES OF THE SECOND NAMED PISTON WHEREBY TO IMPART A RECIPROCATORY ACTION TO THE PISTON AND A RECIPROCATORY ACTION TO THE PISTON ROD AND THE PISTON OF THE PUMP, A CABLE DEVICE THAT IS TRAINED OVER GROOVED PULLEYS AND HAS CONNECTION IN ITS LENGTH WITH THE SPRAY HEAD AND A RIGID CONNECTING DEVICE CARRIED BY THE CONNECTING ROD AND WITH A FLIGHT OF THE CABLE WHEREBY MOVEMENT OF THE PISTON ROD FUNCTIONS TO SHIFT THE CABLE AND THE SPRAY HEAD DURING THE CONTINUOUS OPERATION OF THE MECHANISM.