Air moving device

Claim 1

A BLOWER ASSEMBLY OF THE CHARACTER DESCRIBED COMPRISING, AN ELONGATED VOLUTE SHAPED HOUSING HAVING END WALLS AT OPPOSITE ENDS THEREOF, AND ELONGATED BLOWER WHEEL MOUNTED IN SAID HOUSING AND HAVING A PLURALITY OF SPACED PARALLEL BLADE MEANS, END RINGS AT THE ENDS OF SAID BLOWER WHEEL, TWO SPACED RADIAL PARTITIONS IN SAID BLOWER WHEEL SEPARATING THE INTERIOR OF SAID BLOWER WHEEL INTO CENTRIFUGAL SECTIONS BETWEEN SAID END RINGS AND PARTITIONS AND A TANGENTIAL SECTION BETWEEN SAID PARTITIONS, SAID PARTITIONS BEING IMPERFORATE SO THAT THEY BLOCK ANY DIRECT BLOW OF AIR BETWEEN SAID CENTRIFUGAL AND TANGENTIAL SECTIONS, SAID END RINGS DEFINING INLETS IN THE ENDS OF SAID BLOWER WHEEL FOR AIR FLOW INTO SAID CENTRIFUGAL SECTIONS, MEANS IN SAID HOUSING DEFINING A RADIAL AIR INLET OPENING SUBSTANTIALLY COEXTENSIVE WITH THE AXIAL LENGTH OF SAID TANGENTIAL SECTION SO THAT AIR FLOWS INTO SAID TANGENTIAL SECTION BETWEEN THE PORTIONS OF SAID BLADE MEANS WHICH DEFINE THE SIDES OF SAID TANGENTIAL SECTION, MEANS DEFINING AN ELONGATED OUTLET DUCT FROM SAID HOUSING COEXTENSIVE WITH SAID BLOWER WHEEL FOR RECEIVING AIR FLOW FROM SAID CENTRIFUGAL AND TANGENTIAL SECTIONS ALONG THE ENTIRE LENGTH OF SAID BLADE MEANS, SAID VOLUTE SHAPED HOUSING EXTENDING ENTIRELY AROUND THE PORTIONS OF SAID BLOWER WHEEL WHICH DEFINES SAID CENTRIFUGAL SECTIONS EXCEPT FOR SAID OUTLET DUCT TO INCREASE THE EFFICIENCY OF CENTRIFUGAL SECTIONS OF SAID BLOWER WHEEL, MEANS DEFINING AXIAL AIR INLET OPENINGS IN SAID END WALLS IN ALIGNMENT WITH SAID INLETS TO SAID CENTRIFUGAL SECTIONS, AND DRIVE MEANS FOR ROTATING SAID BLOWER WHEEL AT HIGH SPEED SO THAT AIR IS DRAWN INTO SAID TANGENTIAL SECTION OF SAID BLOWER WHEEL THROUGH SAID RADIAL AIR INLET OPENING AND EXPELLED INTO THE CENTRAL PORTION OF SAID OUTLET DUCT AND SO THAT AIR IS DRAWN INTO SAID CENTRIFUGAL SECTIONS THROUGH SAID AXIAL AIR OPENINGS AND EXPELLED INTO SAID OUTLET DUCT AT OPPOSITE ENDS OF SAID TANGENTIAL SECTION ALONG SAID END WALLS TO CREATE UNIFORM STABLE AIR FLOW ACROSS THE WIDTH OF SAID OUTLET DUCT.