发明名称 |
Vacuum cleaner with final filtration compartment for reducing noise |
摘要 |
A vacuum cleaner is provided including a housing having a nozzle assembly with a suction inlet and a canister assembly with a dirt collection vessel receiver. A suction generator is carried on the housing. A dirt collection vessel is received in the receiver. A final filtration compartment is provided on the housing. The final filtration compartment includes an air inlet having a cross sectional surface area A and an air outlet having a cross sectional surface area B where the ratio of B to A is at least 0.8 to 1. The vacuum cleaner also includes a final filter received in the final filtration compartment.
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申请公布号 |
US2007050939(A1) |
申请公布日期 |
2007.03.08 |
申请号 |
US20050220944 |
申请日期 |
2005.09.07 |
申请人 |
PANASONIC CORPORATION OF NORTH AMERICA |
发明人 |
DANT RYAN T.;PROFFITT DONALD E.II |
分类号 |
A47L9/10 |
主分类号 |
A47L9/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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