A - Human Necessities – 47 – L
Patent
A - Human Necessities
47
L
A47L 9/20 (2006.01) B01D 29/70 (2006.01)
Patent
CA 2514526
A manually moveable filter shaker for a drum-style vacuum cleaner with a drum lid and a filter bag mounted below the drum lid. The filter shaker includes a shaker handle operable from outside of the drum lid and extending through an elastically deformable pressure-tight throughhole in the drum lid and into the filter bag having a contoured bottom. The shaker handle extends to the bottom of the filter bag. Guide template control the manual movement of the shaker handles such that the shaker handle shakes the filter bag loosening accumulated debris.
Deeth Williams Wall Llp
Vac-U-Max
LandOfFree
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