A - Human Necessities – 47 – L
Patent
A - Human Necessities
47
L
15/52
A47L 5/30 (2006.01) A47L 9/04 (2006.01) A47L 11/33 (2006.01)
Patent
CA 2035954
The specification discloses an impeller for cleaning devices. A plurality of impeller segments are slipped over a twisted flat wire to provide the impeller. Each of the impeller segments preferably includes a plurality of paddles, and a central section with a non-cylindrical opening for receiving said twisted flat wire.
Jailor John J.
Rosendall Henry J.
Bissell Inc.
Borden Ladner Gervais Llp
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