发明名称 |
Ceiling-mounted air filtration device |
摘要 |
The present invention provides an air filtration device attachable to a motor. The device comprises a housing comprising an upper part and a lower part, wherein the upper and lower parts are parallel and spaced apart from each other and define a cavity therebetween, and wherein the lower part has a centrally positioned opening therein; an impeller positioned coaxially with the axis of the housing between the upper and lower parts thereof and attached to the motor; and a filter positioned between the upper and lower parts and positioned around a perimeter of the housing.
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申请公布号 |
US6471738(B1) |
申请公布日期 |
2002.10.29 |
申请号 |
US20000532992 |
申请日期 |
2000.03.22 |
申请人 |
HEALTH & HOME TECHNOLOGIES |
发明人 |
THOMPSON ARNE;VERBRYKE PATRICIA |
分类号 |
B01D46/42;F24F1/00;F24F3/16;(IPC1-7):B01D45/00 |
主分类号 |
B01D46/42 |
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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