Attenuator spraying device

Claim 1

IN A SPRAYING MECHANISM, A ROTATABLY MOUNTED ATTENUATOR APERTURED TO PROVIDE AN INLET, A HOUSING ENCLOSING SAID ATTENUATOR AND DEFINING A DISCHARGE OUTLET, MEANS FOR DIRECTING LIQUID TO SAID ATTENUATOR, SAID MEANS COMPRISING A TUBE AND A SCREW CONVEYOR POSITIONED IN SAID TUBE AND HAVING ITS OUTER PERIPHERAL SURFACE CONTIGUOUS TO THE INNER SURFACE OF SAID TUBE TO PROVIDE FOR POSITIVE FEEDING OF SAID LIQUID, SAID TUBE AND SAID SCREW CONVEYOR EACH HAVING ITS LOWER END ADAPTED TO BE IMMERSED IN A SUPPLY OF LIQUID, SAID TUBE HAVING ITS UPPER END IN COMMUNICATION WITH SAID INLET, A VALVE PLATE MOUNTED FOR PIVOTAL MOVEMENT TRANSVERSELY ACROSS THE LOWER END OF SAID TUBE, SAID PLATE HAVING AN OPENING DEFINED BY DIVERGING SIDE WALLS WHEREBY THE CROSS SECTIONAL AREA OF THE OPENING AT THE LOWER END OF SAID TUBE WILL VARY IN ACCORDANCE WITH THE POSITION OF SAID PLATE, MEANS FOR ADJUSTING THE POSITION OF SAID PLATE RELATIVE TO THE LOWER END OF SAID TUBE TO CONTROL THE FLOW OF LIQUID TO SAID SCREW CONVEYOR, AND MEANS TO ROTATE SAID SCREW CONVEYOR AND SAID ATTENUATOR TO FEED THE LIQUID TO SAID ATTENUATOR FROM WHERE IT IS DISCHARGED IN THE FORM OF A SPRAY.