发明名称 Vacuum cleaner with spiral air guide
摘要 A vacuum cleaner includes a housing having a suction inlet, a dirt collection vessel carried on the housing and a suction generator carried on the housing. The dirt collection vessel includes a dirt collection chamber and a spiral air guide providing a spiral air path to improve cleaning efficiency. The suction generator is provided in fluid communication with the suction inlet, the dirt collection vessel and the spiral air guide.
申请公布号 US7581287(B2) 申请公布日期 2009.09.01
申请号 US20060453124 申请日期 2006.06.14
申请人 PANASONIC CORPORATION OF NORTH AMERICA 发明人 YACOBI MICHAEL S.
分类号 A47L9/10 主分类号 A47L9/10
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