Hydro therapeutic fluid nozzle

Claim 1

A NOZZLE ASSEMBLY FOR A HYDROTHERAPEUTIC DEVICE, COMPRISING A TUBULAR BODY TO BE POSITIONED BENEATH THE LIQUID LEVEL AND HAVING AN INLET END, A CENTRAL PORTION AND A DISCHARGE END, SAID DISCHARGE END HAVING A SMALLER CROSS SECTIONAL AREA THAN THE CROSS SECTIONAL AREA OF THE CENTRAL PORTION, A TAPERED DISCHARGE NOZZLE FREELY DISPOSED WITHIN THE CENTRAL PORTION AND SPACED FROM THE WALL OF SAID BODY TO PROVIDE AN ANNULAR CLEARANCE THEREBETWEEN, SAID NOZZLE HAVING AN OUTWARDLY EXTENDING FLANGE DISPOSED IN BEARING ENGAGEMENT WITH A SHOULDER ON SAID TUBULAR BODY, TUBULAR MEANS DISPOSED WITHIN THE INLET END OF SAID BODY AND ENGAGED WITH SAID NOZZLE FOR FORCING SAID FLANGE AGAINST SAID SHOULDER, MEANS FOR INTRODUCING LIQUID TO THE INLET END OF SAID TUBULAR BODY WITH THE LIQUID BEING DISCHARGED IN THE FORM OF A HIGH PRESSURE STREAM THROUGH SAID NOZZLE AND THROUGH THE DISCHARGE END OF SAID BODY, AND AN AIR INLET PIPE EXTENDING UPWARDLY A SUBSTANTIAL DISTANCE ABOVE THE BODY TO A POSITION ABOVE THE LIQUID LEVEL AND COMMUNICATING DIRECTLY WITH SAID ANNULAR CLEARANCE, AIR BEING DRAWN IN THROUGH SAID PIPE DUE TO THE ASPIRATING EFFECT OF THE DISCHARGE OF LIQUID THROUGH SAID NOZZLE TO THEREBY PROVIDE AN AERATED STREAM OF HIGH PRESSURE LIQUID.