Mixing head

Claim 1

APPARATUS FOR MIXING FLUIDS, COMPRISING BODY MEANS HAVING A PASSAGE EXTENDING THERETHROUGH, ONE END OF SAID PASSAGE SERVING AS A FIRST FLUID INLET AND THE OTHER END OF SAID PASSAGE SERVING AS A FLUID OUTLET, A TUBULAR MEANS SUBSTANTIALLY SMALLER IN OUTER DIAMETER THAN SAID PASSAGE EXTENDING THROUGH A WALL OF SAID BODY FROM THE EXTERIOR THEREOF AND TERMINATING AT A POINT INTERMEDIATE THE LENGTH OF SAID PASSAGE AND AT THE CENTER THEREOF, SAID TUBULAR MEANS HAVING AN ORIFICE OPENING AT ITS TERMINUS WITHIN SAID PASSAGE DIRECTED TOWARD SAID OUTLET, AN ELASTOMERIC WEB DISPOSED LATERALLY OF SAID TERMINUS OF SAID TUBULAR MEANS AND SEALINGLY SECURED TO SAID BODY MEANS THEREAROUND AND RESILIENTLY ENGAGED AROUND SAID TUBULAR MEANS ADJACENT SAID TERMINUS THEREOF SAID WEB BEING RESILIENTLY PROPORTIONATELY DISPLACED FROM ENGAGEMENT WITH SAID TUBULAR MEANS BY INCREASED FLUID PRESSURE AT ITS SIDE TOWARD SAID INLET WHEREBY WITH INCREASED PRESSURE OF FIRST FLUID ENTERING SAID BODY AT SAID INLET FOR FLOW TOWARD SAID OUTLET THROUGH SAID PASSAGE A PROPORTIONATELY INCREASED FLOW THEREOF WILL OCCUR, A SECOND FLUID ENTERING THE END OF SAID TUBULAR MEANS EXTERIORLY OF SAID BODY AND FLOWING THERETHROUGH TO ENTER SAID PASSAGE OF SAID BODY THROUGH SAID ORIFICE, THE AMOUNT OF SAID SECOND FLUID BEING PROPOTIONAL TO THE PRESSURE THEREOF WITHIN SAID TUBULAR MEANS, WHEREBY BY CONTROL OF THE RELATIVE PRESSURES OF SAID FIRST AND SECOND FLUIDS AS DESCRIBED RELATIVE AMOUNTS OF EACH ENTERING AND MIXING IN SAID PASSAGE AND FLOWING THEREIN TOWARD SAID OUTLET MAY BE CONTROLLED.