Fire fighting apparatus

Claim 1

APPARATUS FOR EXTINGUISHING FIRES, WHICH COMPRISES A TURRET BODY, A FRAME SUPPORTING SAID BODY TO SWING THEREON IN DIRECTIONS FROM SIDE TO SIDE, SAID BODY HAVING THEREIN IN SUCCESSION IN A LIQUID DELIVERY CONDUIT, A GROUP OF PARALLEL DISCHARGE APERTURES, THEN A CONFINED PASSAGE DEFINED BY A SIDE WALL OF OPEN MESH SCREEN AND THEN A CONVERGINGLY TAPERED DISCHARGE NOZZLE, WITH THE FIRE FIGHTING LIQUID PASSING IN SUCCESSION THROUGH SAID APERTURES, SAID PASSAGE AND SAID NOZZLE, SAID BODY HAVING A LIQUID SUPPLY PASSAGE LEADING TO SAID GROUP OF APERTURES FOR DELIVERING THERETO A LIQUID UNDER PRESSURE FOR DISCHARGE THROUGH SAID APERTURES INTO SAID CONFINED PASSAGE, A SHUTTER FORMED OF SECTIONS DISPOSED IN SAID CONFINED PASSAGE WHICH WHEN TOGETHER FORM A CHANNEL CONNECTING SAID APERTURES DIRECTLY TO SAID NOZZLE, SAID SECTIONS BEING MOUNTED BY SAID HEAD IN SAID CONFINED PASSAGE FOR A SEPARATING MOVEMENT INTO A POSITION IN WHICH THE SECITONS HAVE CHANGED RELATIVE POSITIONS AND DIVERT SOME OF THE LIQUID PASSING THROUGH SAID HEAD OUTWARDLY THROUGH SAID OPEN MESH SCREEN AND THE BALANCE OF IT THROUGH SAID NOZZLE, AND MEANS FOR MOVING SAID SHUTTER SECTIONS SELECTIVELY TO DELIVER ALL OF THE LIQUID THROUGH SAID NOZZLE FOR LONG DISTANCE FIRE FIGHTING OR PART THROUGH SAID NOZZLE AND PART THROUGH SAID OPEN MESH SCREEN FOR CLOSE UP FIRE FIGHTING.