Orchard sprayer

Claim 1

A SPRAYING MACHINE COMPRISING A GENERALLY CYLINDRICAL AIR DISCHARGE HOUSING HAVING A DISCHARGE OPENING IN ITS UPPER PERIPHERY, UPWARDLY PROJECTING AIR CONDUIT MEANS DISPOSED OVER SAID OPENING AND ARRANGED TO RECEIVE AIR MOVING UPWARDLY FROM SAID HOUSING, MEANS DEFINING AN ELONGATE SLANTED AIR DISCHARGE PASSAGE IN SAID CONDUIT MEANS INCLUDING A FIRST DISCHARGE PORTION EXTENDING UPWARDLY FROM A LOWER SIDE PORTION OF SAID CONDUIT MEANS AT AN ACUTE ANGLE RELATIVE TO THE VERTICAL AND A SECOND PORTION FORMING AN UPPER CONTINUATION OF SAID PORTION BUT DISPOSED AT AN ACUTE ANGLE RELATIVE TO THE HORIZONTAL, SAID SECOND PORTION BEING DISPOSED ABOVE SAID HOUSING A DISTANCE EQUAL TO APPROXIMATELY TWICE THE DIAMETER OF SAID CYLINDRICAL HOUSING, AND MEANS FOR FORMING AN AIR BLAST IN SAID HOUSING AND FORCING IT UPWARDLY INTO SAID CONDUIT MEANS FOR DISCHARGE THROUGH SAID FIRST AND SECOND DISCHARGE PORTIONS, THE AIR LEAVING SAID SECOND DISCHARGE PORTION BEING DIRECTED INTO THE UPPER FOLIAGE OF TREES BEING SPRAYED WHILE THE AIR LEAVING SAID FIRST DISCHARGE PORTION IS DIRECTED GENERALLY LATERALLY INTO THE SIDE FOLIAGE OF THE TREES.