Water sprinkler

Claim 1

A WATER SPRINKLER COMPRISING: (A) AN ELONGATED HORIZONTAL BODY HAVING FORMED THEREIN AN ELONGATED CYLINDRICAL CHAMBER AND A PASSAGEWAY REMOVED FROM SAID CHAMBER AND COMMUNICATING AT OPPOSITE ENDS WITH THE ENDS OF SAID CHAMBER AT A FORWARD PORT AND AN AFTER PORT; (B) A PISTON SLIDABLY DISPOSED IN SAID CHAMBER, SAID PISTON HAVING A FORWARD HEAD AND AN AFTER HEAD ADAPTED ALTERNATELY TO COVER SAID FORWARD PORT AND SAID AFTER PORT; (C) A WATER TUBE CONNECTING AT AN OPENING WITH SAID PASSAGEWAY INTERMEDIATE THE ENDS THEREOF; (D) MEANS FOR ALTERNATELY DIRECTING WATER FROM SAID TUBE THROUGH SAID FORWARD PORT AND SAID AFTER PORT AND INTO SAID CHAMBER, SAID WATER DIRECTING MEANS INCLUDING A FORWARD BALL SEAT AND AN AFTER BALL SEAT EACH DISPOSED IN SAID PASSAGEWAY AND ON OPPOSITE SIDES OF SAID OPENING, AND A BALL ADAPTED TO SHUTTLE BETWEEN SAID SEATS UNDER THE URGENCY OF WATER ENTERING SAID OPENING; (E) A VENT CONNECTING THE AFTER END OF SAID CHAMBER TO THE ATMOSPHERE AND A NOZZLE CONNECTING THE FORWARD END OF SAID CHAMBER TO THE ATMOSPHERE, SAID NOZZLE BEING ISOLATED FROM SAID FORWARD PORT IN THE FORWARDMOST POSITION OF SAID PISTON, AND SAID VENT BEING ISOLATED FROM SAID AFTER PORT IN THE AFTERMOST POSITION OF SAID PISTON; (F) A PAIR OF GROUND ENGAGING WHEELS SUPPORTING SAID BODY; (G) A CROSS ROD MOUNTED ON SAID PISTON AND PROJECTING LATERALLY THROUGH SAID BODY; (H) A WATER DEFIECTING WING MOUNTED ON SAID ROD AND EXTENDING FORWARDLY TO OVERLIE SAID NOZZLE WHEREBY WATER EMERGING FROM SAID NOZZLE IMPINGES ON SAID WING IN SUBSTANTIALLY ALL POSITIONS OF SAID PISTON; AND (I) MEANS ON SAID CROSS ROD ENGAGABLE WITH SAID WHEELS FOR URGING SAID WHEELS IN A FORWARD DIRECTION AS SAID PISTON MOVES FROM SAID AFTERMOST TOWARD SAID FORWARDMOST POSITION.