Portable drill with dust collection means

Claim 1

THE COMBINATION OF A PORTABLE DRILLING MACHINE AND DUST COLLECTING MEANS COMPRISING, A WHEELED CAR HAVING A FRAME, MAIN DRIVE MEANS FOR SAID WHEELED CAR MOUNTED ON SAID FRAME, A BOOM PIVOTALLY MOUNTED ON ONE END ON SAID FRAME FOR SWINGING MOVEMENT IN A VERTICAL PLANE, A DRILL POT PIVOTALLY MOUNTED ON THE OTHER END OF SAID BOOM REMOTE FROM SAID WHEELED CAR FRAME, A HYDRAULIC MOTOR SUPPORTED BY SAID BOOM DRILL POT AND CONNECTED TO SAID MAIN DRIVE MEANS, A FIRST BEVEL GEAR POSITIONED WITHIN SAID BOOM DRILL POT AND DRIVINGLY CONNECTED TO SAID HYDRAULIC MOTOR, SAID HYDRAULIC MOTOR ARRANGED TO ROTATE SAID FIRST BEVEL GEAR, AN UPWARDLY EXTENDING VERTICAL COLUMN INTEGRAL WITH THE BOTTOM OF SAID DRILL POT AND HAVING ONE END EXTENDING INTO THE INTERIOR OF SAID DRILL POT IN SPACED RELATION TO SAID FIRST BEVEL GEAR, SAID VERTICAL COLUMN HAVING A CENTRAL PASSAGEWAY EXTENDING LONGITUDINALLY THERETHROUGH, A DRILL TURRET ROTATABLY MOUNTED ON SAID VERTICAL COLUMN AND EXTENDING INTO THE INTERIOR OF SAID DRILL POT, SAID DRILL TURRET HAVING A SECOND BEVEL GEAR WITHIN THE INTERIOR OF SAID DRILL POT, SAID SECOND BEVEL GEAR MESHING WITH SAID FIRST BEVEL GEAR SO THAT UPON ROTATION OF SAID HYDRAULIC MOTOR THE DRILL TURRET ROTATES ON SAID VERTICAL COLUMN,