发明名称 Floor cleaning apparatus with filter cleaning system
摘要 A floor cleaning apparatus includes a housing and a dirt collection vessel carried on that housing. The dirt collection vessel includes a first air inlet, a second air inlet, a dirt collection chamber, a filter chamber and a clean air outlet. A filter is received in the filter chamber. A suction generator is carried on the housing. The floor cleaning apparatus also includes a flow control valve assembly. The flow control valve assembly is selectively displaceable between a first or home position wherein dirt and debris are captured in the dirt collection vessel and a second or filter cleaning position wherein clean air is drawn through at least a portion of the filter to clean the filter. An activator is provided for automatically displacing the flow control valve assembly between the first and second positions.
申请公布号 US2007209151(A1) 申请公布日期 2007.09.13
申请号 US20070653614 申请日期 2007.01.16
申请人 GOGEL NATHAN A;PROFFITT DONALD E;PULLINS ALAN T;CROUCH JAMES TODD;FRY MICHAEL L;STRECIWILK ERIC J;YACOBI MICHAEL S;CHARBONNEAU GARY P 发明人 GOGEL NATHAN A.;PROFFITT DONALD E.;PULLINS ALAN T.;CROUCH JAMES TODD;FRY MICHAEL L.;STRECIWILK ERIC J.;YACOBI MICHAEL S.;CHARBONNEAU GARY P.
分类号 A47L9/20 主分类号 A47L9/20
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