Throttle valve for internal combustion engines

Claim 1

FLUID MIXING MEANS, COMPRISING, IN COMBINATION, A CONDUIT HAVING A PASSAGEWAY OF PREDETERMINED CROSS SECTION FOR CONDUCTING GASES CONTAINING ENTRAINED DROPLETS OF LIQUID IN A PREDETERMINED DIRECTION, A BUTTERFLY PLATE IN SAID CONDUIT ROTATABLE ABOUT AN AXIS PASSING THROUGH SAID PASSAGEWAY, SAID BUTTERFLY PLATE BEING ROTATABLE IN A GIVEN DIRECTION FROM A POSITION SUBSTANTIALLY CLOSING OFF SAID PASSAGEWAY TO AN OPEN POSITION EXTENDING GENRALLY LENGTHWISE OF SAID PASSAGEWAY, ONE PORTION OF SAID PLATE ON ONE SIDE OF SAID AXIS MOVING UPSTREAM WHILE THE OTHER PORTION ON THE OTHER SIDE OF SAID AXIS MOVING DOWNSTREAM AS SAID VALVE IS OPENED, THE DOWNSTREAM EDGES OF BOTH OF SAID PORTIONS HAVING A PLURALITY OF SPACED APART NOTCHES EXTENDING FROM SAID EDGES INWARDLY AND TERMINATING PRIOR TO REACHING THE CENTER OF SAID PLATE TO PROVIDE AIR PASSAGES FOR COMMUNICATING GASES TOWARD THE CENTER OF SAID PASSAGEWAY TO DIRECT DROPLETS OF LIQUID LEAVING SAID PLATE TOWARD THE CENTER OF SAID PASSAGEWAY AND PROVIDE MIXING OF THE GASES AND DROPLETS, AND THE UPSTREAM FACE OF SAID OTHER PORTION HAVING A PLURALITY OF GROOVES THEREIN COMMUNICATING WITH THE DOWNSTREAM EDGE THEREOF BETWEEN SAID NOTCHES.