Hand held air operated vacuum cleaner

Claim 1

A HAND HELD AIR PRESSURE OPERATED VACUUM CLEANER COMPRISING: (A) A CASING, (B) A PARTITION WALL WITHIN SAID CASING FORMING THEREWITHIN A ROTOR CHAMBER AND A SUCTION FAN CHAMBER, (C) A SHAFT ROTATABLY SUPPORTED INTERMEDIATE ITS ENDS BY SAID PARTITION WALL, (D) A ROTOR ON ONE END PORTION OF SAID SHAFT OPERATIVE WITHIN SAID ROTOR CHAMBER, (E) A SUCTION FAN ON THE OTHER END PORTION OF SAID SHAFT OPERATIVE WITHIN SAID SUCTION FAN CHAMBER, (F) A HANDLE FIXED TO SAID CASING, (G) AN AIR SUPPLY PASSAGE ON SAID HANDLE, (H) MEANS AT THE INLET END OF SAID PASSAGE FOR CONNECTION TO A SOURCE OF PRESSURIZED AIR, (I) SAID AIR SUPPLY PASSAGE AT ITS DISCHARGE END DELIVERING PRESSURIZED AIR SUBSTANTIALLY TANGENTIAL TO THE PERIPHERY OF SAID ROTOR TO DRIVE THE SAME, (J) A SUCTION NOZZLE ON SAID CASING IN COMMUNICATION WITH SAID SUCTION FAN CHAMBER, AND (K) A DIRT COLLECTING BAG CONNECTED TO SAID CASING IN COMMUNICATION WITH SAID SUCTION FAN CHAMBER, WHEREBY SAID ROTOR WHEN ACTUATED BY A SUPPLY OF PRESSURIZED AIR, WILL OPERATE TO DRIVE SAID SUCTION FAN FOR DRAWING DIRT INTO SAID SUCTION NOZZLE TO BE DELIVERED INTO SAID BAG.