A - Human Necessities – 47 – L
Patent
A - Human Necessities
47
L
A47L 5/22 (2006.01) F04D 19/00 (2006.01)
Patent
CA 2145562
A high performance vacuum/blower device is disclosed. The vacuum/blower device includes a housing having an air inlet and an air outlet. The electric motor is provided with an impeller for creating an air flow into the air inlet and for exhausting air flow through the air outlet. The electric motor consists of a switched reluctance motor which is directly connect to the impeller for operation at variable low to high speeds in order to provide a high performance vacuum/blower device. The switched reluctance motor may operate at high speeds in excess of 25,000 rpm including high speeds in excess of 35,000 rpm.
Beth David E.
Metzger James I. Jr.
Borden Ladner Gervais Llp
Emerson Electric Co.
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