A - Human Necessities – 47 – L
Patent
A - Human Necessities
47
L
15/76
A47L 11/24 (2006.01)
Patent
CA 1244610
Abstract A walk behind floor maintenance machine is disclosed including a filter and filter housing that may be pivoted away to permit removal of the debris hopper. The filter may be cleaned by vibrating the filter and filter housing. Dust vibrated from the filter slides into the hopper. The hopper may be manually removed for emptying.
461691
Riches Mckenzie & Herbert Llp
Tennant Company
LandOfFree
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