Swivel joint connecting means for the flexible dispensing hose of liquid dispensing apparatus

Claim 1

IN A LIQUID DISPENSING APPARATUS WHICH INCLUDES A FRAME, AN OUTER HOUSING SURROUNDING SAID FRAME, A METER CONNECTED AT ITS INLET TO A SOURCE OF SUPPLY OF LIQUID UNDER PRESSURE, A CONDUIT CONNECTED TO THE OUTLET OF SAID METER, SAID METER AND CONDUIT BEING WITHIN SAID OUTER HOUSING, AND A FLEXIBLE DISPENSING HOSE HAVING CONNECTED THERETO AT ITS DISTAL END A VALVE CONTROLLED DISPENSING NOZZLE, SAID HOSE AND SAID NOZZLE BEING OUTSIDE OF SAID OUTER HOUSING; A BUILT IN SWIVEL JOINT MEANS CONNECTING THE OUTLET END OF SAID CONDUIT CONNECTED TO THE OUTLET OF SAID METER AND THE INLET END OF SAID FLEXIBLE DISPENSING HOSE COMPRISING: (A) A MOUNTING BRACKET MEMBER RIGIDLY CONNECTED TO SAID FRAME, SAID MOUNTING BRACKET MEMBER HAVING AN ELBOW MEMBER, THE INLET END OF THE WHICH IS RIGIDLY CONNECTED TO THE OUTLET OF SAID CONDUIT CONNECTED TO THE OUTLET OF SAID METER; (B) AN ELONGATED CYLINDRICAL BUSHING MEMEBR HAVING AN OUTER HEAD PORTION EXTENDING EXTERIORLY OF SAID OUTER HOUSING, SAID BUSHING MEMBER HAVING AN INWARDLY EXTENDING OUTER SCREW THREADED PORTION RIGIDLY CONNECTED TO A SCREW THREADED OUTLET OF SAID ELBOW MEMBER; (C) AN AXIAL ELONGATED SMOOTH CYLINDER BORE IN SAID BUSHING MEMBER; (D) AN OUTWARDLY OPEN ANNULAR RECESS, OF LARGER DIAMETER THAN THE DIAMETER OF SAID BORE, FORMED IN THE HEAD PORTION OF SAID BUSHING MEMBER; (E) AN ELBOW FITTING OUTSIDE SAID OUTER HOUSING, SAID ELBOW FITTING HAVING AN ELONGATED INWARDLY EXTENDING PORTION HAVING AN AXIAL OPENING THERETHROUGH AND A SMOOTH OUTER SURFACE ROTATABLY ENGAGING THE SMOOTH CYLINDRICAL BORE IN SAID BUSHING MEMBER IN SEALING FLUID TIGHT RELATIONSHIP, SAID ELONGATED PORTION OF SAID ELBOW FITTING BEING ROTATABLY THROUGH 360* TURNS IN SAID ELONGATED CYLINDRICAL BORE IN SAID BUSHING MEMBER; (D) MEANS IN SAID RECESS OF SAID BUSHING MEMBER SEALING SAID BUSHING MEMBER AND SAID ELONGATED PORTION OF SAID ELBOW FITTING IN FLUID TIGHT RELATIONSHIP; (G) MEANS CONNECTING SAID FLEXIBLE DISPENSING HOSE, HAVING AT ITS DISTAL END A DISPENSING NOZZLE, TO THE OUTLET OF SAID ELBOW FITTING OUTSIDE SAID OUTER HOUSING; WHEREBY, SAID OUTSIDE ELBOW FITTING WITH ITS ELONGATED INWARDLY EXTENDING PORTION AND SAID FLEXIBLE DIEPENSING HOSE AND DISPENSING NOZZLE MAY BE ROTATED THROUGH 360* TURNS WITH RESPECTS TO THE CYLINDRICAL BORE OF SAID BUSHING MEMBER AND WITH RESPECT TO SAID LIQUID DISPENSING APPARATUS; AND, WHEREBY, SAID SWIVEL JOINT MEANS IS PROVIDED WITH TWO SEPARATE MEANS TO PREVENT POSSIBLE LEAKAGE OF FLUID IS AT SAID SWIVEL JOINT MEANS.